Pocahontas_LS_Replacement_Bid_Specs.pdf

Okaloosa County Water & Sewer 11145-1 Date: September 2025 Okaloosa County, Florida

SECTION 11145

LIFT STATION SPECIFICATIONS

PART 1 - GENERAL

1.1 DESCRIPTION

A. General Requirements:

1. As-Built Records:

a. Contractor shall maintain field markups during construction and make the data available to OCWS staff upon request. The field markups should be provided to the Engineer of Record who will finalize the drawings and submit to

OCWS. An electronic version of as-builts and dwg files, as well as a complete signed and sealed set, shall be delivered to OCWS upon completion of the work.

2. Flow Measurement:

a. An indicating, totalizing, and recording flow measurement device is required for lift stations with a 350 gpm or greater design peak flow. Endress Hauser

ProMag W10, McCrometer, or a pre-approved equal is to be supplied and installed by the Contractor. A 4-20 mA output from the flow meter will be needed for measuring the flow rate, and the calibrated flow range will need to be provided to OCWS.

B. Installation Requirements:

1. Coordination:

a. Contractor must coordinate with OCWS to be on site during the wetwell installation (before any concrete is poured) to shoot the bottom elevation of the wetwell.

b. The invert going into the wetwell shall be made once the wetwell reaches the project site with proper fiberglass techniques and with OCWS staff present.

c. Concrete shall be installed by ballast as specified by the Engineer of Record.

2. Nameplate:

a. Each piece of mechanical equipment and motors shall be provided with a substantial nameplate of non-corrodible metal securely fastened in place, and clearly and permanently inscribed with the manufacturer's name, model, or type designation, serial number, rated capacity, electrical or other power characteristics, and other appropriate nameplate data. Spare nameplates shall be provided for each lift station and placed inside each control panel (one nameplate for each model pump).

Okaloosa County Water & Sewer 11145-2 Date: September 2025 Okaloosa County, Florida

3. Lubricants:

a. All the equipment shall be delivered fully lubricated with oil and/or grease insofar as possible. If any point cannot be so serviced, it shall be clearly marked to the effect that it is not lubricated and requires servicing prior to operation. An adequate supply of the proper lubricant, with the instructions for its application, shall be supplied with the equipment for each point not lubricated prior to shipment. The Contractor shall also provide OCWS with a sufficient amount of proper lubricants for one complete change of lubricant for all equipment furnished.

4. Operating Manuals and Parts Listed:

a. The Contractor shall furnish three (3) complete, bound sets and one electronic pdf version of literature giving the following information to OCWS:

(1) Clear and concise instruction for operations, adjustment, and lubrication of the equipment. These instructions shall include a complete lubrication chart.

(2) A list of all parts of the equipment, with catalog number and other data necessary for ordering replacement parts.

(3) Such instructions and parts listed shall have been prepared specifically for the model and type of equipment furnished and shall not refer to other models and types of similar equipment.

(4) Complete sets of electrical schematic(s) (as-built), one of which shall be encapsulated in plastic and permanently mounted to the inside of panel door.

PART 2 - PRODUCTS

2.1 MATERIALS

A. Wetwell:

1. The wetwell shall be a stand-alone Fiberglass Reinforced Polymer (FRP) structure, with minimum dynamic load rating of 16,000 ft-lbs. The sides, top, and bottom shall be type Grade “E” glass, with smooth interior and exterior surfaces.

Exterior resin shall include a minimum 1/8 inch layer of UV inhibitor. The top and bottom shall be reinforced with layup in accordance with ASTM D3299. The

FRP structures must meet and or exceed ASTM-D3753 standards. The structures must be third party tested and certified to meet the ASTM-D3753 standards. The structures must have labels that have serial numbers visible and states the manufacturer, date of manufacture, depth, diameter, and that the structure meets

ASTM-D3753 standards. The bottom shall be truncated as shown on drawings.

2. The fiberglass structures must have a standard 10 year structural warranty. The fiberglass structures must have a printed 10 year warranty label gel coated next to

Okaloosa County Water & Sewer 11145-3 Date: September 2025 Okaloosa County, Florida the ASTM and serial number label. A copy of this warranty must be included with the submittal data. Approved manufacturers are L.F. Manufacturing, EFI, Xerxes, and Fiberglass Tank Solutions. An OCWS pre-approved equal may be substituted.

3. Access frames and covers shall be rated at 300 lb/sq. ft. complete with hinged and flush mounted automatic 316 stainless steel locking mechanism; hinged fall protection grating (safety orange) opposite opening of main hatch; two 316 S.S.

upper guide cable holders (8 hook min); odor tight gasketed; removable cross bracing; independent opening access lids for duplex application with minimum

34 inch x 48 inch clear opening per pump or as specified on drawings. Frame shall be securely placed, with center of access opening mounted directly above the pumps. Frame shall be provided with sliding nut rails to attach the accessories required. Lower guide bar holders shall be integral with the discharge connection.

Guide bars shall be of at least 316 stainless steel pipes. Doors shall be of skid proof design.

4. All fasteners inside wetwell shall be 316 stainless steel and coated with Never Seize or a pre-approved equal.

5. A guide rail system for pump removal shall be installed inside the wetwell for each pump. The guide rails shall be of at least 316 stainless steel pipe of the size indicated on the drawing, but a minimum of two (2") inches in diameter. The guide bars shall not support any portion of the weight of the pump. The lower guide bracket shall be incorporated and tightly secured to the discharge connection elbow with 316 stainless steel fasteners. The base elbow and sealing flange shall be constructed of Cast Iron and hard mounted to the base of wetwell.

6. The guardrail system shall be manufactured for use in NEC Class I, Division I, Group D environments.

7. All access opening shall have 12 inch risers with “drop in” aluminum hatch covers or OCWS pre-approved equal. Upon completion, the wetwell will have a

6 inch minimum concrete slab poured over top. On wetwells 8 feet in diameter or larger, an additional hatch cover shall be supplied on the opposite side of the wetwell over the invert piping to allow for installation of future equipment and maintenance.

8. Where piping passes through a wall, sleeves shall be used with rubber link seals to make a watertight penetration. The sleeves must be large enough for the flange of the pipe being used to pass freely through (Example: 4 inch pipe would require a 10 inch sleeve to allow 9-1/2 inch O.D. diameter of 4 inch flange). The link seals are used so that the rubber acts as vibration isolator while pump is running.

9. All piping in wetwell, including 24 inch exterior extension sections, shall be welded Flange X Flange Sch 40 316 SS-L piping (Class 250 ductile iron pre-approved equal may be substituted as an alternate if identified in proposal section). All wetwell ductile iron piping shall be interior coated with Tnemec

Series 431 Perma-Shield PL or pre-approved equal, and all exterior surfaces shall be coated with two (2) layers of epoxy at 5 mils per coat.

10. Hardware used for connections must be 316 SST bolts and nuts with Anti-Seize.

Okaloosa County Water & Sewer 11145-4 Date: September 2025 Okaloosa County, Florida

B. Discharge Piping:

1. All exposed piping and hardware shall be of corrosion resistant, 316 stainless steel.

2. The check valves shall be Series 600 Swing Check (Lever and Weight) manufactured by AMERICAN or pre-approved equal. Valve shall be in accordance with

ANSI/AWWA C508. Ductile Iron body and cover with internal and epoxy coating shall be in accordance with AWWA C550, ANSI B16.1, Class 125 Flanged connection. Disc shall be BUNA-N with 316 stainless steel hinge pin. Disc seats shall be 316 stainless steel, standard manufactured, and field replaceable.

3. Flow Isolation valves shall be AWWA C504 Ballcentric Plug Valve. The plug valves shall be manufactured by DeZurik or pre-approved equal, manufactured in accordance with ANSI/AWWA C606, resilient-faced, non-lubricating variety and shall be of an eccentric design, bubble-tight at the rated pressure (175 PSI 4 inch through 12 inch, 150 PSI 14 inch and above), and flanged cast iron body with epoxy coated interior and manual handwheel actuator.

4. Pressure gauges shall be equipped with sealing diaphragm and shall be located on each pump discharge line. IP 66 weather rated oil / glycerin filled pressure gauges shall be rated for 1-1/2 times specified pumping pressures with ¾ inch SST ball valves provided for each discharge. The gauge should be rated for sanitary sewer application, 316L material, and rated for up to 150 PSI. Gauges must be located between the check and plug valve so that static head can be observed when the pump is off, TDH can be observed while pumps are running, and valves can be shut to observe “dead head” pressure.

5. Air Release Valves (ARV) shall be designed for wastewater application and provided on the discharge piping as shown on the drawings. The ARV shall be 2 inch model

986SS (long body) and be manufactured by HTEC or a pre-approved equal. Valve shall be mounted in vertical position on host pipe, with equivalent size opening brass saddle tap and brass isolation valve. Provide 1 inch diameter sch 40 PVC drainpipe to contain discharged air or liquids and drain back into the wetwell.

6. All lift eyes within the interior and exterior of wetwell shall be cut off flush with the existing surface and sealed with a Bitumastic type sealant. Interior discharge piping shall be 316 stainless steel and will connect with bolted flange x flange to exterior discharge piping.

7. The discharge piping shall be intermediately supported inside the wetwell by the use of a stainless-steel uni-strut bolted to the well wall, and stainless-steel U-bolts and clamps secured to the discharge pipe and strut at manufacturers recommended spacing.

8. All fasteners inside wetwell shall be 316 stainless steel and coated with Never Seize or a pre-approved equal.

Okaloosa County Water & Sewer 11145-5 Date: September 2025 Okaloosa County, Florida

C. Fiberglass Manhole and Wetwell:

1. Fiber Reinforced Polymer (FRP) manholes/wetwell shall be suitable for wastewater applications.

2. Manufacturer shall be regularly engaged in the production of the specified manhole/wetwell and shall meet UL-1316 – Standard for Safety Glass Fiber

Reinforced Plastic.

3. Acceptable manufacturers: L.F. Manufacturing, EFI, Xerxes, and Fiberglass Tank

Solutions or a pre-approved equal.

4. Buoyancy and structural design calculations signed and sealed by a Professional

Engineer registered in the State of Florida will be provided and shall include:

• Empty tank buoyancy with fully flooded condition (water table at grade elevation)

• Uplift with soil shear planes considered vertical with no angle

• Structural calculations shall address manhole configuration, thickness, the calculations (moment of inertia), hydrostatic pressure, deflection due to soil and traffic load, buckling when manhole is above water level, and local buckling of the shell between ribs.

Fiberglass composites shall be a minimum of:

1) Tensile Modules 900,000 psi

2) Flexural Modulus 900,000 psi

3) Tensile Strength 10,000 psi

4) Compressive Strength 20,000 psi

• Loading Conditions – manhole shall withstand a minimum 20-psig internal pressure test; withstand external surface H-20 and HS-20 axle loads; and withstand 7 feet of overburden external hydrostatic loads over the top of the manhole with a safety factor of 5:1 against general buckling when properly installed.

5. Manholes will be designed with external reinforcement ribs and structural domed ends.

6. Manhole access manways shall be sized with a 12 inch raised collar to accept a drop in aluminum access hatch cover. Collar internal dimensions shall be 30 inch x 30 inch.

7. Each manhole shall be equipped with a minimum of (2) lifting lugs evenly spaced to ensure a balanced lift and designed to carry (4) times the empty weight of the manhole.

8. Prior to shipment, the unit shall be thoroughly cleaned internally; all flanges or openings shall be covered with wood or wood fiber.

9. Packaged components susceptible to shipping damage shall be braced for shipment to prevent damage from vibration, fatigue, or shock.

Okaloosa County Water & Sewer 11145-6 Date: September 2025 Okaloosa County, Florida

D. Plates, Sheets, and Fastenings:

1. Aluminum Plates and Sheets:

• All aluminum plates shall be of type AA 5052 alloy conforming to applicable requirements of ASTM Designation B 209- 67, (latest revision).

• Aluminum extended plates and sheets shall be 6061 or 6062 alloy conforming to ASTM B 221-67, (latest revision).

• All surfaces in contact with concrete shall be coated with Bitumastic

(Kopper's 50 or equal).

2. Stainless Steel Plates and Sheets:

• All stainless steel plates and sheets shall be type 316 alloy conforming to the applicable requirements of ASTM Designation A-182, (latest revision).

• Stainless steel pipe shall be schedule 40, type 316 alloy conforming to applicable requirements of ASTM – 312, (latest revision).

3. Fastenings:

• Fasteners, insofar as practical, shall be concealed. Where exposed, fastening shall be of 316 stainless steel, where not indicated otherwise and countersunk wherever possible.

• All fastenings coming into contact with aluminum and /or submerged shall be stainless steel.

• All hardware used to assemble ductile iron fittings shall be stainless steel.

Threads shall be coated with Anti-Seize compound. All threaded fasteners to include threaded rods shall be coated with Anti-Seize compound.

E. Submersible Pumping Equipment:

1. Pumps:

• Pumps shall be submersible, heavy duty, explosion proof, and non-clog impeller type or a pre-approved equal.

• The pumps shall be capable of handling raw, unscreened sewage. The discharge connection elbow shall be permanently installed in the wetwell along with the discharge piping. The pumps shall be automatically connected to the discharge connection elbow when lowered into place, and shall be easily removed for inspection or service. There shall be no need for personnel to enter pump well. Sealing of the pumping unit to the discharge connection elbow shall be accomplished by the simple linear downward force of the pump.

• A sliding guide bracket shall be an integral part of the pump unit. The entire weight of the pump unit shall be guided by no less than two guide bars and

Okaloosa County Water & Sewer 11145-7 Date: September 2025 Okaloosa County, Florida pressed tightly against the discharge connection elbow with metal-to-metal contact by gravity only. Sealing of the discharge interface by means of a diaphragm, O-ring, or other devices will not be acceptable. No portion of the pump shall bear directly on the floor of the wetwell.

• The pump, with its appurtenances and cable, shall be capable of continuous submergence underwater, without loss of water-tight integrity to a depth of

65 feet, totally submersible design, with all electrical parts housed in cast-iron, water tight enclosure. Pump must be able to operate continuously in dry or fully submerged conditions.

• Thrust and radial bearings shall be of the ball type. The motor shafting shall be stainless steel and designed for extremely difficult sewage pumping service.

• The motor shall be designed to operate on 3-phase, 60-cycle, and 240/480 volt current and shall be non-overloading at all points on the pump curve.

• The stator shall be insulated according moisture resistant Class H rated for

356°F. The stator windings shall be insulated with monomer-free polyester resin resulting in a winding fill rate of at least 96%. The design shall be inverter duty rated in accordance with NEMA MG1, Part 31.

• All submersible pump motors shall be manufactured for use in NEC Class

I, Division I, Group D environments.

• The pump shall be fitted with a rigid explosion proof lifting bail of suitable strength to lift up to two times the weight of the pump. The lifting bail shall provide a large open loop so that the bail can be hooked from the surface, precluding the need for personnel to enter the dry well. The bail shall be designed so that standard, commercially available shackles and fittings can be used to attach lifting chains or wire rope lifting assemblies. All materials and fasteners of the lifting bail device shall be 316 stainless steel.

2. Manufacturing:

• The submersible pumps shall be as manufactured by WILO, FLYGT, GRUNDFOS, KSB, or a pre-approved equal by OCWS. Submittal data is required before approval if equal is requested.

• Pumps for stations greater than 25 HP shall be reviewed and approved by

OCWS on a case-by-case basis.

3. Submittal Data:

• The contractor shall provide an electronic pdf of the following submittal data for each item of pumping equipment:

1) Certified Dimensional Print

2) Typical Performance Curve

3) Pictorial and Schematic Wiring Prints

Okaloosa County Water & Sewer 11145-8 Date: September 2025 Okaloosa County, Florida

4) Parts Listed and Instructional Prints

5) Pump Components and Warranty

4. Pump Characteristics:

• Pumps shall furnish the following:

1) Pump shall be capable of passing 3 inch diameter objects.

2) Impeller and maximum motor size shall be specifically noted on drawings, “Pump Characteristics”, unless otherwise approved by

OCWS Engineering.

3) Pump shall be equipped with self-aligning, oil float balanced, double mechanical seals. Seal shall be housed in oil filled reservoir. Both mating surfaces shall be silicon carbide faced.

4) Impellers shall be cast iron or hardened steel as alternate, if identified in proposal section, with replaceable wear rings. Both impeller and volute shall receive two coats of ceramic coating equivalent to the

Belzona 1321 product. Coating shall be installed in accordance with manufacturer requirements for high corrosive and abrasive wastewater application. Metal shall be sandblasted to near white finish prior to application to remove production coating surface.

Impeller shall be fully balanced in two planes after coating application.

5) The maximum allowed pump motor shaft speed shall be identified on the approved drawings. In no case shall a motor be supplied to operate under normal condition in excess of 1800 RPM, unless specifically noted on the drawings, “Pump Characteristics”.

6) Upper and lower bearings shall be sealed permanently lubricated, B10 life (100,000 hours at design hydraulic conditions). Provide sealed/shielded bearings.

5. Controls:

Controls/Monitoring Sensors

• A motor over-temp circuitry shall be installed, so that if the motor reaches an over-temp condition, the control voltage to that motor is interrupted. A seal fail circuitry shall be installed to detect potential failure or seepage of liquid into motor seal housing through shaft seal.

6. Additive Alternates:

Harden Steel Pump Impeller and Wear Ring

• Supplier to provide additional price to provide harden steel impeller and wear ring in place of coated system.

Okaloosa County Water & Sewer 11145-9 Date: September 2025 Okaloosa County, Florida

• Material shall be ASTM A532IIc with minimum 15% CrMo-HC. Hardness shall be minimum 690 Bn.

Closed Loop Glycol Motor Cooling System

• Supplier to provide additional price to provide “closed-loop” motor cooling system.

• Cooling fluid shall be propylene glycol with water mix.

7. Electrical:

For electrical and electronics relating to lift stations, please see Division 16

Electrical – Section 16005.

END OF SECTION

Okaloosa County Water and Sewer 16005-1 Revision 00

Okaloosa County, Florida Date: April 2023

SECTION 16005

ELECTRICAL

PART 1 - GENERAL

1.1 REFERENCES

A. The following is a list of standards which may be referenced in this section:

1. American Association of State Highway Transportation Officials

(AASHTO).

2. ASTM International (ASTM):

a. A167, Standard Specification for Stainless and Heat-Resisting

Chromium-Nickel Steel Plate, Sheet, and Strip.

b. A240/A240M, Standard Specification for Heat-Resisting Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for

Pressure Vessels.

c. A1011/A1011M, Standard Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-

Strength Low-Alloy with Improved Formability.

d. B8, Standard Specification for Concentric-Lay-Stranded Copper

Conductors, Hard, Medium-Hard, or Soft.

e. C857, Standard Practice for Minimum Structural Design Loading for

Underground Precast Concrete Utility Structures.

3. Electronic Industries Association (EIA/TIA):

a. 569, Commercial Building Standard for Telecommunications

Pathways and Spaces.

b. 359-A-1, Special Colors

4. Federal Specifications (FS):

a. W-C-596, Connector, Electrical, Power, General Specification for.

b. W-S-896, Switch, Toggle (Toggle and Lock), Flush Mounted (General

Specification).

5. Hydraulic Institute Standards (HIS)

6. Institute of Electrical and Electronics Engineers, Inc. (IEEE):

a. C62.41, Recommended Practice on Surge Voltages in Low-Voltage

AC Power Circuits.

b. PC62.41.1, Draft Guide on the Surge Environment in Low-Voltage

(1000 V and less) AC Power Circuits.

c. 112, Standard Test Procedure for Polyphase Induction Motors and

Generators.

d. 114, IEEE Standard Test Procedure for Single-Phase Induction Motors.

e. 519, Recommended Practices and Requirements for Harmonic Control in Electrical Power Systems.

7. International Electrical Testing Association (NETA): ATS, Acceptance

Testing Specifications for Electrical Power Distribution Equipment and

Systems.

Okaloosa County Water and Sewer 16005-2 Revision 00

8. National Electrical Contractor’s Association, Inc. (NECA):

1, Standard Practices for Good Workmanship in Electrical Contracting.

407, Recommended Practice for Installing and Maintaining Panelboards.

9. National Electrical Manufacturers Association (NEMA):

a. C80.1, Rigid Steel Conduit-Zinc Coated.

b. C80.3, Electrical Metallic Tubing-Zinc Coated.

c. C80.6, Intermediate Metal Conduit-Zinc Coated (IMC).

d. 250, Enclosures for Electrical Equipment (1,000 Volts Maximum).

e. CC1, Electrical Power Connectors for Substations.

f. ICS 1, Industrial Control and Systems: General Requirements.

g. ICS 2, Industrial Control and Systems: Controllers, Contactors, and

Overload Relays Rated Not More Than 2000 Volts AC or 750 Volts

DC.

h. ICS 2.3, Industrial Control and Systems: Instructions for the Handling, Installation, Operation and Maintenance of Motor Control Centers.

i. MG 1, Motors and Generators.

j. PB 1, Panelboards.

k. PB 1.1, General Instructions for Proper Installation, Operation and

Maintenance of Panelboards Rated 600 Volts or Less.

l. RN 1, Polyvinyl Chloride (PVC) Externally Coated Galvanized Rigid

Steel Conduit and Intermediate Metal Conduit.

m. ST 20, Dry Type Transformers for General Applications.

n. TC 2, Electrical Polyvinyl Chloride (PVC) Tubing and Conduit.

o. TC 3, PVC Fittings for Use with Rigid PVC Conduit and Tubing.

p. WC 55, Instrumentation Cables and Thermocouple Wire.

q. WC 70, Standard for Non-Shielded Power Cables Rated 2000 V or

Less for the Distribution of Electrical Energy.

r. WC 71, Standard for Non-Shielded Cables Rated 2001-5000 Volts for use in the Distribution of Electrical Energy.

s. WC 74, 5-46 KV Shielded Power Cable for use in the Transmission and Distribution of Electric Energy.

t. WD 1, General Color Requirements for Wiring Devices.

10. National Fire Protection Association (NFPA):

a. 70, National Electrical Code (NEC).

b. 79, Electrical Standard for Industrial Machinery.

11. Underwriters Laboratories, Inc. (UL):

a. 1, Flexible Metal Conduit.

b. 6, Electrical Rigid Metal Conduit—Steel.

c. 13, Power-Limited Circuit Cables.

d. 44, Thermoset Insulated Wires and Cables.

e. 62, Flexible Cord and Fixture Wire.

f. 67, Panelboards.

g. 98, Enclosed and Dead-Front Switches.

h. 198C, High Interrupting Capacity Fuses, Current Limiting Types.

i. 198E, Class R Fuses.

j. 360, Liquid-Tight Flexible Steel Conduit.

Okaloosa County Water and Sewer 16005-3 Revision 00

k. 486A, Wire Connectors and Soldering Lugs for Use with Copper

Conductors.

l. 486C, Splicing Wire Connectors.

m. 489, Molded-Case Circuit Breakers, Molded-Case Switches, and

Circuit Breaker Enclosures.

n. 508, Industrial Control Equipment.

o. 510, Polyvinyl Chloride, Polyethylene and Rubber Insulating Tape.

p. 514B, Fittings for Cable and Conduit.

q. 651, Schedule 40 and 80 PVC Conduit.

r. 674, Electric Motors And Generators for use in Division 1 Hazardous

(Classified) Locations.

s. 797, Electrical Metallic Tubing.

t. 854, Service-Entrance Cables.

u. 870, Wireways, Auxiliary Gutters, and Associated Fittings.

v. 943, Ground-Fault Circuit Interrupters.

w. 1059, Terminal Blocks.

x. 1242, Intermediate Metal Conduit.

y. 1277, Electrical Power and Control Tray Cables with Optional Optical-

Fibre Members.

z. 1449, Transient Voltage Surge Suppressors.

aa. 1561, Dry-Type General Purpose and Power Transformers.

bb. 2111, Overheating Protection for Motors.

1.2 DEFINITIONS

A. AFD: Adjustable frequency drive.

B. AHJ: Authority Having Jurisdiction.

C. Conduit: Tubing that protects electrical and signal wires and cables. Access to the wiring and cables is not possible after installation.

D. Cable Raceway: A form of electrical conduit that allows access to the wiring inside after installation.

E. CMOS: Complementary metal oxide semiconductor.

F. CSI: Current source inverter.

G. EMU: Energy monitoring unit.

H. GTO: Gate turn-off thyristor.

I. MPR: Motor protection relay.

J. MTBF: Mean time between failure.

K. PWM: Pulse width modulation.

L. ROM: Read only memory.

M. RTD: Resistance temperature detector.

N. RTU: Remote Telemetry Unit.

O. Rated Load: Load specified for equipment.

P. Rated Speed: Nominal rated (100 percent) speed specified for equipment.

Q. TDD: Total demand distortion.

R. THD: Total harmonic distortion.

S. TTL: Transistor transistor logic.

Okaloosa County Water and Sewer 16005-4 Revision 00

1.3 ELECTRICAL COORDINATION

A. Existing equipment: This project requires the relocation of level floats and leak detectors as shown on Drawings.

B. Coordination with client for SCADA requirements.

C. Obtain as built/approved Shop Drawings of existing equipment from the owner to ensure proper installation of existing equipment.

1.4 SUMMARY OF WORK

A. Furnish, install, terminate, and test all interconnecting power, control and instrumentation wiring as shown on Drawings.

B. The electrical contractor shall field verify and relocate existing conduits, re-pull and re-terminate the cables. Provide completely operable system following relocation.

C. Provide means of temporary power and illumination where required.

1.5 SUBMITTALS

A. Action Submittals:

1. Service entrance and metering equipment.

2. Boxes.

3. Junction and pull boxes.

4. Control devices, terminal blocks

5. Circuit breakers and switches.

6. Motor-rated switches.

7. Transformers.

8. Support and framing channels.

9. Nameplates and nameplate schedule.

10. Unit heaters and thermostats.

11. SPD.

12. Conduit, fittings, and accessories.

13. Conductors, cable, and accessories.

14. Motor Controls: Arrangement drawings, ratings, schematic and wiring diagrams, bill of materials, nameplate schedule, manufacturer information on components.

15. Pump Control Panels: Arrangement drawings, schematic and wiring diagrams, bill of materials, nameplate schedule, manufacturer information on components.

16. Luminaires.

17. Grounding materials.

18. Manufacturer’s data sheets for each type of panelboard, protective device, accessory item, and component.

19. Manufacturer’s Shop Drawings including dimensioned plan, section, and elevation for each panelboard type, enclosure, and general arrangement.

20. Tabulation of features for each panelboard to include the following:

a. Protective devices with factory settings.

Okaloosa County Water and Sewer 16005-5 Revision 00

b. Provisions for future protective devices.

c. Space for future protective devices.

d. Voltage, frequency, and phase ratings.

e. Enclosure type.

f. Bus and terminal bar configurations and current ratings.

g. Provisions for circuit terminations with wire range.

h. Short circuit current rating of assembled panelboard at system voltage.

i. Features, characteristics, ratings, and factory settings of auxiliary components.

j. Wiring and schematic diagrams detailing control wiring and differentiating between manufacturer-installed and field-installed wiring.

k. Anchorage and bracing drawings and cut sheets.

21. Adjustable Frequency Drives:

a. Overall drive system operating data, including efficiencies, input currents, and power factors, at driven equipment actual load and rated system input voltage, at 0, 40, 60, 80, 100, and 110 percent of rated speed.

b. Individual and total harmonic content (voltage and current) reflected in system normal source supply at driven equipment actual load at

70 percent and 100 percent of rated speed at the service-entrance equipment.

c. Individual and total current and voltage harmonic content reflected in standby power source, at the service-entrance equipment, at driven equipment actual load at 70 percent and 100 percent of rated speed determined by using actual size and subtransient reactance of standby system obtained from standby source manufacturer.

d. AFD output pulse maximum peak voltage, pulse rise time, and pulse rate of rise including justification for proposed deviation from specified values. Include motor manufacturer’s certification motor insulation will withstand long-term overvoltages caused at motor terminals due to specified output pulse data or proposed deviation from this data.

e. Data on shelf life of “dc link” capacitor.

f. Complete system rating, including nameplate data, continuous operation load capability throughout speed range of 0 percent to

120 percent of rated speed.

g. Complete adjustable frequency controller rating coordinated with motor full load nameplate current rating; list controller special features being supplied.

h. Controller, reactor, harmonic filter, and isolating transformer (if applicable) dimensional drawings; information on size and location of space for incoming and outgoing conduit.

i. Maximum heat dissipation from enclosure.

Okaloosa County Water and Sewer 16005-6 Revision 00

j. Layout of controller face showing pushbuttons, switches, instruments, and indicating lights.

k. Complete system operating description.

l. Complete system schematic (elementary) wiring diagrams.

m. Complete system interconnection diagrams between controller, drive motor, and related components or controls external to system, including wire numbers and terminal board point identification.

n. One-line diagram of system, including component ratings.

o. Description of diagnostic features being provided.

p. Descriptive literature for control devices such as relays and timers.

q. Itemized bill-of-materials listing system components.

B. Informational Submittals:

1. Field test reports.

2. Signed permits indicating Work is acceptable to regulatory authorities having jurisdiction.

3. Operation and Maintenance Data:

a. Operation and Maintenance Data.

b. Provide for all equipment, as well as each device having features that can require adjustment, configuration, or maintenance.

c. Minimum information shall include manufacturer’s preprinted instruction manual, one copy of the approved submittal information for the item, tabulation of any settings, and copies of any test reports.

4. Statement of Supplier qualifications.

5. Special shipping, storage and protection, and handling instructions.

6. Manufacturer’s printed installation instructions.

7. Factory functional test reports.

8. Certified copy of test report for identical motor tested in accordance with

NEMA MG 1-12.53a and IEEE 112, Test Method B, showing rated load, rated speed efficiency meeting or exceeding specified values; motors not as specified will be rejected.

9. Field test reports.

10. Suggested spare parts list to maintain equipment in service for period of

1 year and 5 years. Include list of special tools required for checking, testing, parts replacement, and maintenance with current price information.

11. List special tools, materials, and supplies furnished with equipment for use prior to and during startup and for future maintenance

Okaloosa County Water and Sewer 16005-7 Revision 00

1.6 APPROVAL BY AUTHORITY HAVING JURISDICTION

A. Provide the Work in accordance with NFPA 70, National Electrical Code (NEC).

Where required by the Authority Having Jurisdiction (AHJ), material and equipment shall be labeled or listed by a nationally recognized testing laboratory or other organization acceptable to the AHJ, in order to provide a basis for approval under the

NEC.

B. Materials and equipment manufactured within the scope of standards published by

Underwriters Laboratories, Inc., shall conform to those standards and shall have an applied UL listing mark or label.

1.7 QUALIFICATIONS

A. Testing Firm Qualifications: Professionally independent of manufacturers, suppliers, and installers, or electrical equipment and systems being tested.

PART 2 - PRODUCTS

2.1 GENERAL

A. Products shall comply with all applicable provisions of NFPA 70.

B. Provide materials and equipment listed by UL wherever standards have been stablished by that agency.

C. Pre-approved changes are allowed with coordination and approval from the

Okaloosa County water and Sewer Department, Electronics Supervisor.

D. Like Items of Equipment: End products of one manufacturer to achieve standardization for appearance, operation, maintenance, spare parts, and manufacturer’s service.

E. Equipment and Devices Installed Outdoors or in Unheated Enclosures: Capable of continuous operation within ambient temperature range of -10 degrees F to

150 degrees F.

F. Equipment Finish:

1. Manufacturer’s standard finish color, except where specific color is indicated.

2. If manufacturer has no standard color, finish equipment in accordance with white color finish as approved by Owner.

2.2 SERVICE ENTRANCE EQUIPMENT AND METERING

A. Equipment, installation arrangement, and scope of work shall be provided in accordance with requirements of the local electric utility.

Okaloosa County Water and Sewer 16005-8 Revision 00

2.3 WIRING DEVICES

A. Receptacle, Ground Fault Circuit Interrupter:

1. Duplex, listed Class A to UL Standard 943, tripping at 5 mA.

2. Color: Gray.

3. Rating: 125 volts, NEMA WD 1, Configuration 5-15R, 15 amps.

4. Size: For 2-inch by 4-inch outlet boxes.

5. Standard Model: NEMA WD 1, with No. 12 AWG copper

USE/RHH/RHW-XLPE insulated pigtails and provisions for testing.

6. Feed-Through Model: NEMA WD 1, with No. 12 AWG copper

USE/RHH/RHW-XLPE insulated pigtails and provisions for testing.

7. Impact resistant nylon face.

8. Manufacturers:

a. Bryant.

b. Hubbell.

c. Leviton.

2.4 DEVICE PLATES

A. General: Sectional type plates not permitted.

B. Metal:

1. Material: Specification grade, one-piece, 0.040-inch nominal thickness stainless steel.

2. Finish: ASTM A167, Type 302/304, satin.

3. Mounting Screw: Oval-head, finish matched to plate.

C. Engraved:

1. Character Height: 1/8 inch.

D. Filler: Red.

2.5 OUTLET AND DEVICE BOXES

A. Type 316 Stainless Steel Device Boxes:

2. Box: Type 316 Stainless Steel.

3. Cover: Gasketed, weatherproof, stainless steel with stainless steel screws.

4. Hubs: Threated.

5. Manufacturer:

a. Crouse-Hinds.

b. Appleton.

c. Or approved equal.

Okaloosa County Water and Sewer 16005-9 Revision 00

2.6 CIRCUIT BREAKER

A. Match existing panelboard AIC rating. NEMA AB 1, UL 489 listed to be used at location of installation.

B. Thermal-magnetic, quick make, quick break, molded case, of indicating type showing ON/OFF and Tripped position of operating handle.

C. Non-interchangeable, in accordance with NFPA 70.

D. Type: Bolt-on circuit breakers in 208Y/120 and 240/120 Volt panelboards.

E. Multi pole circuit breaker designed to automatically open all poles when an overload occurs on one pole.

F. Do not substitute single pole circuit breakers with handle ties for multi pole breakers.

G. Do not use tandem or dual circuit breakers in normal single pole spaces.

2.7 PUSHBUTTONS, INDICATING LIGHTS, AND SELECTOR SWITCHES

A. Type: Heavy-duty, oiltight. Provide contact arrangements, colors, inscriptions, and functions as shown.

B. Contact Rating: NEMA ICS 2, Type A600.

C. Unless otherwise shown, provide the following features:

1. Selector Switch Operating Lever: Standard.

2. Indicating Lights: Push-to-test, transformer-type.

3. Pushbutton Color:

a. ON or START: Green.

b. OFF or STOP: Red.

4. Pushbuttons and selector switches lockable in OFF position where indicated.

D. Legend Plate:

1. Material: Aluminum.

2. Engraving: Indicating specific function, or as shown.

3. Letter Height: 7/64 inch.

E. Manufacturers and Products:

1. General Electric Co.; Type CR 104P.

2. Square D Co.; Type T.

3. Eaton; Type 10250T.

2.8 TERMINAL BLOCKS

A. Type: UL 1059. Compression screw clamp, with current bar providing direct contact with wire and yoke, with individual rail mounted terminals. Marking system shall permit use of preprinted or field-marked tags.

B. Yokes and Clamping Screws: Zinc-plated, hardened steel.

C. Rating: 600V ac.

D. Manufacturers:

1. Phoenix.

2. Weidmuller, Inc.

Okaloosa County Water and Sewer 16005-10 Revision 00

3. Ideal.

2.9 MAGNETIC CONTROL RELAYS

A. NEMA ICS 2, Class A600 (600 volts, 10 amperes continuous, 7,200VA make, 720VA break), machine tool type with field convertible contacts.

B. Manufacturer and Model:

1. Eaton; Type M-600.

2. General Electric; Type CR120B.

3. IDEC; Type RY, RH.

4. Allen Bradley; Type 700.

2.10 TIME DELAY RELAY

A. Industrial Relay Rated: 150 volts, 5 amps continuous, (3600 VA make, 360 VA break).

B. Solid-state electronic, field convertible ON/OFF delay.

C. Two Form-C contacts (minimum).

D. Repeat accuracy plus or minus 2 percent.

E. Timer Adjustment: Multiple adjustable ranges, including 1 second to 60 seconds, unless otherwise shown.

F. Manufacturers:

1. Omron.

2. Eaton.

3. General Electric Co.

4. Crouzet.

2.11 ELAPSED TIME METERS

A. Type: Synchronous motor driven, 0 to 99,999.9 hours range, nonreset, suitable for semiflush, panel mounting.

B. Manufacturers:

1. General Electric Co.

2. Veeder-Root.

3. Trumeter.

4. Redington.

5. Eagle Signal.

2.12 PHASE MONITOR RELAY

A. Voltage and phase monitor relay shall drop out on low voltage, voltage unbalance, loss of phase, or phase reversal.

B. Contacts: Single-pole, double-throw, 10 amperes, 277V ac. Where additional contacts are shown or required, provide magnetic control relays.

C. Adjustable trip and time delay settings.

Okaloosa County Water and Sewer 16005-11 Revision 00

D. Transient Protection: 1,000V ac.

E. Mounting: Multipin plug-in socket base.

F. Manufacturer and Product: Dayton; 31EE09.

2.13 DRY TYPE POWER TRANSFORMERS (0- TO 600-VOLT PRIMARY)

A. Type: Self-cooled, two-winding.

B. UL 1561 and NEMA ST 20.

C. Insulation Class, Temperature Rise, and Impedance: Manufacturer’s standard.

D. Core and Coil:

1. 30 kVA or Less: Encapsulated.

2. 37.5 kVA and Larger: Varnish impregnated.

E. Enclosure:

1. 30 kVA or Less: NEMA 250, Type 3R, nonventilated.

2. 37.5 kVA and Larger: NEMA 250, Type 2, ventilated.

F. Voltage Taps: Full capacity, 2-1/2 percent, two above and two below normal voltage rating.

G. Sound Level: Not to exceed NEMA ST 20 levels.

H. Vibration isolators to minimize and isolate sound transmission.

I. Manufacturers:

1. General Electric.

2. Eaton.

3. Square D.

4. Hubble.

5. ACME.

2.14 SUPPORT AND FRAMING CHANNELS

A. Stainless Steel Framing Channel: Rolled, ASTM A167, Type 316 stainless steel, 12 gauge.

B. Extruded Aluminum Framing Channel: Extruded from Type 6063-T6 aluminum alloy. Fittings fabricated from Alloy 5052-H32.

C. Manufacturers:

1. B-Line Systems, Inc.

2. Unistrut Corp.

2.15 NAMEPLATES

A. Material: Laminated plastic.

B. Attachment: Adhesive.

C. Color: Black, engraved to a white core, or as shown.

D. Engraving:

1. Devices and Equipment: Name or tag shown, or as required.

2. Panelboards:

a. Designation.

b. Service voltage.

Okaloosa County Water and Sewer 16005-12 Revision 00

c. Phases.

d. Phase Rotation.

3. Minimum Requirement: Label metering and power distribution equipment, local control panels, junction boxes, motor controls, and transformers.

E. Letter Height:

1. Pushbuttons, Selector Switches, and Other Devices: 1/8 inch.

2. Equipment and Panelboards: 1/4 inch.

2.16 SURGE PROTECTIVE DEVICES

A. References:

1. UL:

a. 497A, Standard for Secondary Protectors for Communications

Circuits.

b. 1283, Standard for Electromagnetic Interference Filters.

c. 1449, Standard for Surge Protective Devices.

B. General:

1. Unless indicated otherwise, provide direct bus-connected and factory-installed SPDs inside distribution equipment.

2. SPD Operating Conditions: Capable of performing at ambient temperatures between minus 40 degrees C and 60 degrees C, at relative humidity ranging from 0 percent to 95 percent, and at altitudes ranging from sea level to

12,000 feet.

3. Connect SPDs through a fused switch or circuit breaker as selected by manufacturer. Provide overcurrent protection to allow full surge handling capabilities and afford safety protection from thermal overloads and short circuits.

4. SPD Short Circuit Current Rating (SCCR): No less than the SCCR of distribution equipment.

5. Design SPD devices to protect all modes (L-L, L-N, L-G, N-G) of electrical system being used.

6. Power Filter: Include a high-frequency extended range power filter for each

SPD complimentary listed to UL 1283 as an electromagnetic interference filter.

7. Provide SPDs with the following monitoring and diagnostics:

8. LED-type indication lights to show normal and failed status of each protected phase.

9. Surge event counter.

10. Form C dry contact which operates when unit fails.

11. Provide UL Type 2 SPDs.

12. EMI/RFI Noise Suppression: -50dB attenuation at 100 kHz, tested per

MIL-STD 220C.

13. Voltage Protection Rating (VPR):

Voltage Rating L-N N-G L-G L-L

208Y/120 800 800 800 1200

Okaloosa County Water and Sewer 16005-13 Revision 00

Voltage Rating L-N N-G L-G L-L

480Y/277 1200 1200 1200 2000

240 ∆ -- -- 1200 1200

480 ∆ -- -- 2000 2000

C. Service Entrance and Distribution SPD:

1. Provide SPD meeting IEEE C62.41.1 and IEEE C62.41.2 Location in accordance with Category C.

2. Surge Current Capacity:

a. Service Entrance:

1) 200 kA per phase.

2) 100 kA per mode.

b. Distribution:

1) 120 kA per phase.

2) 60 kA per mode.

3. Maximum Continuous Operating Voltage (MCOV): Not less than

115 percent of nominal system voltage.

4. Nominal Discharge Current (IN): 20kA.

2.17 CONDUIT AND FITTINGS

A. PVC Schedule 40 Conduit:

1. Meet requirements of NEMA TC 2 and UL 651.

2. UL listed for concrete encasement, underground direct burial, concealed, or direct sunlight exposure, and 90 degrees C insulated conductors.

B. Flexible Metal, Liquid-Tight Conduit:

1. UL 360 listed for 105 degrees C insulated conductors.

2. Material: Aluminum, with an extruded PVC jacket.

C. Flexible, Nonmetallic, Liquid-Tight Conduit:

1. Material: PVC core with fused flexible PVC jacket.

2. UL 1660 listed for:

3. Dry Conditions: 80 degrees C insulated conductors.

4. Wet Conditions: 60 degrees C insulated conductors.

5. Manufacturers and Products:

a. Carlon; Carflex or X Flex.

b. T & B; Xtraflex LTC or EFC.

D. Fittings:

1. Provide bushings, grounding bushings, conduit hubs, conduit bodies, couplings, unions, conduit sealing fittings, drain seals, drain/breather fittings, expansion fittings, and cable sealing fittings, as applicable.

2. PVC Conduit:

a. Meet requirements of NEMA TC 3.

b. Type: PVC, slip-on.

Okaloosa County Water and Sewer 16005-14 Revision 00

3. Flexible Metal, Liquid-Tight Conduit:

a. Aluminum insulated throat connectors with integral nylon or plastic bushing rated for 105 degrees C.

b. Insulated throat and sealing O-rings.

2.18 CONDUIT ACCESSORIES

A. Identification Devices:

1. Raceway Tags:

a. Material: Permanent, nonferrous metal.

b. Shape: Round.

c. Raceway Designation: Pressure stamped, embossed, or engraved.

d. Tags relying on adhesives or taped-on markers not permitted.

2. Warning Tape:

a. Material: Polyethylene, 4-mil gauge with detectable strip.

b. Color: Red.

c. Width: Minimum 3 inches.

d. Designation: Warning on tape that electric circuit is located below tape.

e. Identifying Letters: Minimum 1-inch high permanent black lettering imprinted continuously over entire length.

B. Raceway Band:

1. Slip-on Type:

a. Provide heat-shrinkable, black, medium-wall polyolefin tubing with factory-applied adhesive/sealant. Select product size based upon raceway outside diameter.

b. Manufacturer and Product: 3M; Type IMCSN, medium wall cable sleeve.

2. Wrap-around Type:

a. Provide 4-inch width, 20-mil thickness, nonprinted black PVC corrosion protection tape with primer.

b. Manufacturer and Product: 3M; Type Scotchrap 51 with Scotchrap

Pipe Primer.

2.19 CONDUCTORS AND CABLES

A. Conductors 600 Volts and Below:

1. Conform to applicable requirements of NEMA WC 71, WC 72, and WC 74.

2. Conductor Type:

a. 120- and 277-Volt Lighting, No. 10 AWG and Smaller: Solid copper.

b. 120-Volt Receptacle Circuits, No. 10 AWG and Smaller: Solid copper.

c. All Other Circuits: Stranded copper.

3. Insulation: Cables No. 10 AWG and below shall be THHN/THWN stranded copper, suitable for wet locations. Low voltage cables No. 8 AWG and larger shall be XHHW stranded copper suitable for wet locations.

Okaloosa County Water and Sewer 16005-15 Revision 00

4. Direct Burial and Aerial Conductors and Cables:

a. Type USE/RHH/RHW insulation, UL 854 listed or

Type RHW-2/USE-2.

b. Conform to physical and minimum thickness requirements of

NEMA WC 70.

5. Flexible Cords and Cables:

a. Type SOW-A/50 with ethylene propylene rubber insulation in accordance with UL 62.

b. Conform to physical and minimum thickness requirements of

NEMA WC 70.

B. 600-Volt Rated Cable:

1. General:

a. Type TC, meeting requirements of UL 1277, including Vertical Tray

Flame Test at 20,000 Btu per hour, and NFPA 70, Article 340, or

UL 13 meeting requirements of NFPA 70, Article 725.

b. Permanently and legibly marked with manufacturer’s name, maximum working voltage for which cable was tested, type of cable, and UL listing mark.

c. Suitable for installation in open air, in cable trays, or conduit.

d. Minimum Temperature Rating: 90 degrees C dry locations, 75 degrees C wet locations.

e. Overall Outer Jacket: PVC, flame-retardant, sunlight- and oil-resistant.

C. General:

1. Type TC, meeting requirements of UL 1277, including Vertical Tray Flame

Test at 70,000 Btu per hour, and NFPA 70, Article 340, or UL 13 meeting requirements of NFPA 70, Article 725.

2. Permanently and legibly marked with manufacturer’s name, maximum working voltage for which cable was tested, type of cable, and UL listing mark.

3. Suitable for installation in open air, in cable trays, or conduit.

4. Minimum Temperature Rating: 90 degrees C dry locations, 75 degrees C wet locations.

5. Overall Outer Jacket: PVC, flame-retardant, sunlight- and oil-resistant.

D. Grounding Conductors:

1. Equipment: Stranded copper with green, Type USE/RHH/RHW-XPLE or

THHN/THWN, insulation.

E. Type 1, Multiconductor Control Cable:

1. Conductors:

a. 14 AWG, seven-strand copper.

b. Insulation: 15-mil PVC with 4-mil nylon.

c. UL 1581 listed as Type THHN/THWN rated VW-1.

d. Conductor group bound with spiral wrap of barrier tape.

e. Color Code: In accordance with ICEA S-58-679, Method 1, Table 2.

2. Cable: Passes the ICEA T-29-520, 210,000 Btu per hour Vertical Tray

Flame Test.

Okaloosa County Water and Sewer 16005-16 Revision 00

3. Cable Sizes:

No. of Conductors

Max. Outside Diameter

(Inches)

Jacket Thickness

(Mils)

3 0.41 45

5 0.48 45

7 0.52 45

12 0.72 60

19 0.83 60

25 1.00 60

37 1.15 80

4. Manufacturers:

a. Okonite Co.

b. Southwire.

F. Type 2, Multiconductor Power Cable:

1. General:

a. Meet or exceed UL 1277 for direct burial and sunlight-resistance.

b. Overall Jacket: PVC.

2. Conductors:

a. Class B stranded, coated copper.

b. Insulation: Chemically cross-linked ethylene-propylene or cross-linked polyethylene.

c. UL rated VW-1 or listed Type XHHW-2.

d. Color Code:

1) Conductors, size 8 AWG and smaller, colored conductors, ICEA S-58-679, Method 1, Table 1.

2) Conductors, size 6 AWG and larger, ICEA S-73-532, Method 4.

3. Cable shall pass ICEA T-29-520, 210,000 Btu per hour Vertical Tray Flame

Test.

4. Cable Sizes:

Conductor Size

Minimum Ground

Wire Size

No. of Current Carrying

Conductors

Max.

Outside

Diameter (Inches)

Nominal Jacket

Thickness (Mils)

12 12 2

0.42 0.45 0.49

10 10 2

0.54 0.58 0.63

8 10 3

0.66 0.75

6 8 3

0.74 0.88

Okaloosa County Water and Sewer 16005-17 Revision 00

Conductor Size

Minimum Ground

Wire Size

No. of Current Carrying

Conductors

Max.

Outside

Diameter (Inches)

Nominal Jacket

Thickness (Mils)

4 6 3

0.88 1.04

2 6 3

1.01 1.16

1 6 3

1.10 1.25

1/0 6 3

1.22 1.35

2/0 4 3

1.32 1.53

3/0 4 3

1.40 1.60

4/0 4 3

1.56 1.78

5. Manufacturers:

a. Okonite Co.

b. Southwire.

G. Type 3, 16 AWG, Twisted, Shielded Pair, Instrumentation Cable: Single pair, designed for noise rejection for process control, computer, or data log applications meeting NEMA WC 57 requirements.

1. Outer Jacket: 45-mil nominal thickness.

2. Individual Pair Shield: 1.35-mil, double-faced aluminum/synthetic polymer overlapped to provide 100 percent coverage.

3. Dimension: 0.31-inch nominal OD.

4. Conductors:

a. Bare soft annealed copper, Class B, seven-strand concentric, meeting requirements of ASTM B8.

b. 20 AWG, seven-strand tinned copper drain wire.

c. Insulation: 15-mil nominal PVC.

d. Jacket: 4-mil nominal nylon.

e. Color Code: Pair conductors, black and red.

5. Manufacturers:

a. Okonite Co.

b. Alpha Wire Corp.

c. Belden.

H. Type 8, Multiconductor Adjustable Frequency Drive Power Cable:

1. Conductors:

a. Class B, stranded coated copper.

b. Insulation: 600-volt cross-linked polyethylene, UL Type XHHW-2.

c. Grounding Conductors: Insulated stranded copper.

Okaloosa County Water and Sewer 16005-18 Revision 00

2. Sheath:

a. UL 1277 Type TC, 90 degrees C.

b. Continuous shield, A1/polyester foil, drain wires, overall copper braid.

3. Outer Jacket: Polyvinyl chloride (PVC) per UL 1569.

4. Cable Sizes:

Conductor

Size

Minimum

Grou…