Attachment_3 _260010_General-Technical-Provisions-20140507(1).pdf

USDA Forest Service Project Specifications

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General Technical Provisions

SECTION 26 0010

GENERAL TECHNICAL PROVISIONS

1. PART 1 – GENERAL

1.01 DESCRIPTION

A. Furnish all labor and material necessary for the installation, connection, testing and adjustment of all circuits and electrical equipment specified herein, shown, or noted on the drawings, specified or required in other portions of this specification and delivered to the

Government as a complete installation in all respects ready for use.

B. This project will install Advanced Meter Panels (AMS) and associated wiring:

1. Main meter panel Schneider 7550 model.

2. Sub meter panels Schneider 6200 model.

3. PowerLogic Enercept Meters.

4. Circuit breakers and wiring to power AMS panels.

5. Current Transformers and wiring.

6. Local Area Network CAT6 Ethernet wiring and CAT6 data jacks outlet boxes and covers.

C. Coordinate all sections of Division 26 & 27 within the division and with all other divisions.

All general technical provisions apply to all sections of this division.

1.02 REFERENCES

A. 013000 - Submittals

B. 260050 - Basic Materials and Methods

C. 260913 - Advanced Meter Systems

D. 270000 - Telecommunication Wiring Systems

1.03 GOVERNMENT FURNISHED EQUIPMENT

A. The Government will furnish the following control panels and/or equipment to be installed by the Contractor:

a. Main panel Schneider 7550 model.

B. The Contractor will furnish all labor, equipment, and all other materials required for complete installation of control panels including the repair and restoration of existing facilities required to be modified for the specified electrical installation.

1.04 QUALITY ASSURANCE

A. Codes and Standards: All materials shall conform to the applicable current standards

(standard rules, regulations and specifications), Institute of Electrical and Electronic

Engineers (IEEE), Insulated Power Cable Engineers Association (IPCEA), National Electric

Code (NEC). All materials shall bear the label of, or be listed by, the Underwriter's

Laboratory, Inc., (U.L.). Where conflicts exist between any of the above standards, the standard which is most stringent shall take precedence.

B. Errors and Omissions: Any errors found in plans or specifications shall be brought to the attention of the Contracting Officer. Contractor is responsible for execution all work to meet

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General Technical Provisions applicable codes. Discovery of errors does not relieve contractor from responsibility to perform all work to meet standards and codes.

C. Resolve all conflicts with applicable regulations. Prepare and submit to the Contracting

Officer all additional clarifying details including substitute methods and materials as needed to secure the required approval and resolve conflicts.

D. All work shall be done by electricians licensed by the state in which the work is performed.

E. Inspections: Arrange for all inspections of the work by the local or state authority having jurisdiction over the construction. Final inspection and acceptance of the work will be made only after all certificates of inspections, including final certificate of acceptance of the work by the inspection authority have been forwarded to the Contracting Officer.

F. Accepted Manufacturers: Where equipment is specified to be of certain manufacturer, similar equipment of other manufacturers normally engaged in this type of manufacture may be substituted. Substituted equipment shall comply with the specification. Furnish equipment performing the same function and rating (panelboards, circuit breakers, disconnect switches, etc.) of the same manufacturer throughout the job.

1.05 DRAWINGS

A. For clarity and legibility, the electrical layouts are essentially diagrammatic. The size and location of equipment is shown wherever possible. Make use of all the data in all the contract documents and verify information against actual field conditions. Install materials and equipment to conform to the available space. Maintain required accessibility and clearances, and satisfy the requirements of the governing codes.

B. Electrical drawings and layout may not necessarily suit the requirement of the particular manufacturer's equipment, which is installed. Modify wiring and location as required for proper installation.

C. Submit proposed modification to Contracting Officer for approval and note change on record drawings prior to making such modification.

1.06 OPERATION AND MAINTENANCE MANUALS

A. Supply Electrical Operation and Maintenance Manuals as specified. Label the front cover of the manuals with the following information: The name of the project, the General Contractor, the Electrical Contractor, the date of construction, and contract number.

B. Submit a preliminary complete copy to the Contracting Officer for approval at least 2 weeks prior to the final inspection.

C. Deliver five approved bound copies of final Operation and Maintenance Manuals to the

Contracting Officer prior to closing of the contract.

D. Furnish manuals in 8-1/2" x 11" size in hard cover, loose leaf, 3-ring binder. Accordion fold drawings to 8-1/2" x 11" size. Provide an index and tabs for listing contents. Arrange contents in order of their appearance in the specifications.

E. Include the following information as part of the maintenance manuals:

1. Manufacturer’s approved cut sheets and shop drawings in PDF format on CD-ROM/ If show drawings are done in AutoCAD format provide these drawings in electronic form, DWG format as well as PDF and hard copy.

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General Technical Provisions

2. Required Data: As-built shop drawings, diagrams, catalog data, parts lists, all approved submittal data, manufacturer's installation, operating and maintenance instruction manuals for all equipment and fixtures.

3. List major equipment with the names, addresses and telephone numbers of the equipment representative providing factory trained service personnel.

4. As-Built Drawings:

a. Furnish one set of electrical drawings in CAD format with 2 copies of disks, on reproducible, erasable, mylar showing the project "as-built". Include physical layout of all conduit, buried wire, stubouts, splice vault locations, circuit changes, interior wiring, fixture and equipment location, and marked with all changes and corrections made during the course of the work.

b. The Government will provide CAD drawing files on disk or CD to the contractor to modify drawings of all of the contract drawings for as-builts

c. The base background drawing files will be supplied to use in X-referencing the appropriate layer for each sub system.

F. Keep one full size copy of record drawings, other than working drawings, on the site at all times during construction, and note all changes and corrections made during the construction period. Transfer these changes to the CAD drawings and plot 1/2 size mylar drawings for contract “as-built” drawings.

1.07 DELIVERY AND STORAGE

A. Deliver and store materials in original containers, protected from the elements and theft, and accessible for inspection.

B. Store items subject to moisture damage in a dry, heated place.

C. Protect material against dirt, water, chemical or mechanical injury.

1.08 PAINTING

A. Keep all work clean and in condition to receive paint. Panelboards, switchboards, or electrical equipment permitted to get dirty or rusty shall be cleaned or replaced.

B. All exposed ferrous electrical fittings, devices, conduit, boxes, enclosures and equipment not factory painted, galvanized, or specified to be painted in this Division shall be painted to match surrounding finish as specified in Division.

C. Protect electrical components that are not to be spray painted from overspray. Electrical components damaged or accidentally painted shall be replaced.

1.09 INSPECTIONS AND TESTS

A. At the final inspection, conduct tests to determine that a complete workable electrical system has been installed conforming to the drawings, applicable codes, and specifications. (See

260010, 260913, Testing)

1.10 COMMISSIONING

A. The contractor shall commission each system as described in each specification in division 26

& 27.

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General Technical Provisions

1.11 OPERATING INSTRUCTIONS

A. After completion and testing of the work, instruct the Contracting Officer in operation and maintenance of the electrical system, for a minimum period of one day.

B. See each section for specific training required on each system.

2. PART 2 - PRODUCTS

2.01 GENERAL

A. See Section: 260050 Basic Materials and Methods; 260700 Telecommunications Wiring

Systems; 260913 - Advanced Meter Systems

B. Provide all products shown complete with accessories and mounting materials.

3. PART 3 - EXECUTION

3.01 GENERAL

A. Follow manufacturer's directions in delivery, storage, protection and installation of equipment and materials.

B. Notify Contracting Officer of any conflicts between manufacturer's instructions and contract documents.

3.02 WIRING METHODS

A. Wiring: Install all wiring, raceway, boxes, fittings, etc., concealed unless otherwise specified or shown on the drawings.

B. Installation: Install equipment and materials, align, level and adjust for satisfactory operation.

Install equipment so that all parts are easily accessible for inspection, operation, maintenance and repair.

C. Structural Openings: Obtain written permission of the Contracting Officer before cutting or piercing structural members. Install sleeves of black iron pipe sized to accommodate the penetration. All openings in structure made by parts piercing waterproofing shall be sealed and made watertight.

D. Sealing: Seal equipment raceways, boxes, etc., exiting through structures exposed to the weather and make watertight and insect-proof. Protect equipment outlets and conduit openings at all times that work is not in progress; utilize temporary plastic plugs or caps designed for the purpose. All penetrations through fire rated walls and floors shall be fire sealed with UL listed fire rated material, E. Required Clearances: Comply with NEC Art 110-26. No grounded equipment will be allowed in this clearance space.

F. Equipment Mounting:

1. Position of Outlets: Center all outlets with regard to building lines, furring and trim.

Symmetrically arrange outlets in the room. Set outlets plumb and extend flush outlets to the finished surface of the wall, ceiling or floor without projecting beyond same.

G. Mounting Heights: Conform to the following mounting height requirements unless otherwise indicated on the drawings by detail or by a plus dimension shown adjacent to the symbol.

Mounting heights indicate for pendant mounted devices are to the bottom of the device;

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General Technical Provisions mounting heights indicated for outlets and similar devices are to the center of the box unless otherwise indicated.

DEVICE MOUNTING HEIGHT

Receptacle outlets & similar devices 18 inches

AMS panels 72 inches

Exterior WP convenience outlets 24 inches above grade

Data jacks 48 inches

Junction box on wall 12 inches

H. Installation of Outlet and Switch Boxes. Install boxes as follows:

1. Cover switches and receptacles to protect them from painting, particularly spray painting.

2. Securely fasten devices to outlet box with face flush with plate. Device plates shall be plumb.

3. Adjust the mounting height of boxes as required to insure practical cutting of masonry units and symmetrical positioning with respect to masonry joints.

I. Junction Boxes and Pull Boxes: Install junction and pull boxes in locations that will be accessible after completion of the installation. In general, provide boxes to limit branch circuit conduit runs to 125 feet and to limit bends to the equivalent of 270 degrees.

Additional boxes may be provided to facilitate wire pulling.

J. External Junction Box Sealing: Seal conduits entering external junction and outlet boxes on outer side of structure with duct seal for three inches to prevent moisture entrance.

3.03 RACEWAYS

A. Conduit shall be intermediate metal conduit.

B. Raceway Sealing: Seal raceway where entering through structure with duct seal for three inches to prevent moisture entrance.

C. Sizes: Use raceways no smaller than 1 inch. PVC raceways and fittings buried in earth.

D. Underground Conduit:

1. Install raceways to provide not less than 30 inches to finished grade. Pitch to drain;

avoid trapped runs where possible. Grade trenches and place select material to provide uniform trench bottom for raceway support.

E. Raceway Fittings, Connections and Installation:

1. Couplings and Connections: Make all raceway couplings and connections watertight.

2. On rigid metallic conduit systems, use threaded connections at all locations.

3. On electric metallic tubing system, use insulated throat, rain-tight, concrete tight compression-type fittings at all locations. Indentor or set screw fittings will not be allowed.

4. Make all box connections with two locknuts and one insulated steel, plastic or fiber bushing if threaded hubs are not provided. On all metallic conduit and tubing systems, provide grounding locknuts or grounding bushings where required.

5. Provide 3 inches of duct seal at exterior conduit entrances to junction boxes as specified above under RACEWAYS.

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General Technical Provisions

3.04 PROTECTION

A. Cap raceways immediately upon rough-in. Utilize temporary plastic caps designed for the purpose.

3.05 RACEWAY INSTALLATION

A. Install raceways as follows unless otherwise shown or specified.

B. Offset raceways into outlets and enclosures.

C. Underside of exposed beams shall not be saddled.

D. Use one hole cast malleable iron conduit clamps or beam clamps on exposed conduit.

Provide with screw of proper length.

E. Carefully lay out and coordinate conduit runs in furred ceiling areas with building structure, mechanical work and lighting fixtures. Route conduits in such a manner that they will not restrict the removal of the ceiling panels and lighting fixtures.

F. Thoroughly clean the interior of all underground conduits and other raceways of all foreign material by compressed air or swabbing. All exposed conduit shall be clean and in new condition free of dents and machine markings.

3.06 CONDUCTORS

A. General: Circuit all feeders and branch circuits as shown on the drawings. Provide copper conductors for interior and exterior building wiring. Aluminum will not be permitted.

B. Conductor and associated conduit sizes shown on drawings are for copper.

C. The complete circuit shall be size indicated on drawings, unless otherwise noted.

D. Control and Motor Power Circuit Conductors: Provide stranded copper, THWN conductors for control and motor power circuits in conduit, unless otherwise shown on drawings.

E. Minimum size No. 12 AWG, 12 strand. All conductors 12 AWG and larger to be stranded.

F. Provide color coding to match control panel terminal block conductors. Control panel wiring diagrams will be furnished to show conductor colors.

G. For motor power circuits larger than No. 8 AWG, color coded vinyl plastic tape will be permitted in lieu of continuous insulation colors.

H. Minimum Conductor Size (All wiring except control panels): Provide No. 12 AWG copper minimum size for branch circuits and control circuits unless otherwise specified, shown on the drawings, or required by overcurrent protection.

I. Wire for low voltage control system is specified under the respective systems and wiring methods.

J. 600V Conductors: Provide one of the conductor types indicated for the function and location listed below unless otherwise indicated on the drawings. Provide ground and neutral wires identical in size to circuit wires unless otherwise shown on drawings. At the Contractor's option, conductors with insulation systems rated for high operating temperatures may be substituted for lower temperature rated conductors; however, no reduction in conductor size will be permitted from that indicated on the drawings. When using smaller overall diameter wire than THW, do not reduce conduit size below that required for type THW insulated conductor.

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General Technical Provisions

K. Provide a separate neutral conductor for each phase conductor unless otherwise shown on drawings.

L. INSULATION TYPE

LOCATION THHN

THWN

XLP-

USE

XHHW

or

THHN

Branch Circuits X X

Control Circuits X X

Power Outlets X X

Outside - All Other

Locations

X

M. Derating: Derate circuits which are combined by increasing wire size above the minimum shown on the drawings to the full ampacity shown in Tables NEC 310-16 and 310-17 according to Table 310-15(b)(2)(a).

N. Identification:

1. Furnish factory color coded 600V wire size No. 6 AWG and smaller as follows:

120/240V 120/208V 120/240V 277/480V

3-PHASE 3-PHASE 1-PHASE 3-PHASE

Phase A Black Black Black Brown

Phase B Orange (wild leg) Red Red Orange

Phase C Blue Blue Yellow

Neutral White White White Gray

Ground Green Green Green Green

2. Utilize orange for the 4-wire, delta-connected systems only to identify the phase having higher than 120 volts to ground (wild leg), or 120/240V 3 phase.

3. Phase code wire size No. 4 AWG and larger utilizing waterproof, non-metallic, colored pressure sensitive tape at all boxes, switchboards, panelboards and at equipment served.

3.07 IDENTIFICATION NAMEPLATES (SEE 260050 FOR NAMEPLATE CONSTRUCTION)

A. Provide nameplates for all electrical equipment as follows:

1. AMS Panels. Indicate voltage, phase, number of wires, and Delta or Y if 3 phase.

2. Control Cable (Indicate source).

3. Cabinets (control, signal, communications).

4. All controlled devices (motors, solenoids, furnaces, unit heaters, VAV boxes, and all other controlled equipment. etc.). Labels to correspond to schematic diagrams, and motor name.

5. All pilot devices and sensors (water meters, flow switches, float switches, transmitters

[temperature, level, pressure, RH, flow, kWh and all others, flow meters, etc.). Labels to correspond to schematic diagrams, and pilot device name.

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General Technical Provisions

B. Identify all exposed feeder and branch conduit and control cables with nameplates. Designate the apparatus served and the voltage of the circuit. Identify each conduit once in each room, or space, where it is exposed.

C. Mount labels with machine screws, except where screw penetration will injure equipment, contact or epoxy cement or ty-raps may be used.

D. Provide 4 inch x 6 inch nameplate at each control panel with the following designations:

1. Electrical Contractor.

2. Installation date and system voltage, phase, number of wires, "delta" or "Y" (208Y/120

Volt, 3 phase, 4W) or (120/240 Volt, 3 phase, 4W Delta) example.

E. Update power panel directories to add new circuits with typewritten directory.

3.08 WIRE NUMBERS

A. Label each power and control conductor entering each AMS panel on the load side of the connection terminal block and at each external controlled or pilot device ( sensor, CT’s, disconnect, etc.) in its connection junction box, and any intermediate terminal or junction box with a numbered band.

B. Label all branch circuits in power distribution panels and all junction boxes with numbers corresponding to circuit numbers.

C. Wire numbers shall correspond to control panel schematic and wiring diagram's external connection terminal numbers.

3.09 CONDUCTOR INSTALLATION

A. Keep all conductors within the manufacturer’s allowable tension limits during installation.

Use lubricants for wire pulling intended for use with the insulation and raceway material.

Observe cable manufacturer's and industry standard cable bending radius recommendations.

Do not install conductors at temperatures less than 30 degrees F.

3.10 SPLICING AND TERMINATIONS

A. General: Provide all splices and terminations including all required hardware for a complete installation. Underground splice details are shown on drawings.

B. Provide overall insulation equal to that of the conductors utilized. Insulation may be vinyl plastic tape, preformed insulating covers, cast-in-place encapsulating, insulating resin, or heat shrinkable tubing as appropriate for the installation of a completely insulated system.

3.11 UNDERGROUND CONDUCTORS

A. Install splices and terminations underground in junction boxes and splice vaults or above ground pedestals where shown on drawings. Provide a splice vault if cable is damaged during installation and a splice is required.

B. Specific 600V Locations: Furnish pad mount transformers, outdoor switchgear connections, corresponding feeder and service connections in indoor switchgear with compression terminal connectors, associated fittings, and special adapter fittings as required.

C. Utilize pre-engineered, cable manufacturer approved, termination kits throughout.

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General Technical Provisions

3.12 EQUIPMENT SUPPORTS

A. Raceway Supports: Support raceways with wall brackets, perforated channel, pipe hangers, or ceiling trapezes. Run conduit parallel and perpendicular with each other and building lines.

Wire, chain, or perforated plumber's strap are not acceptable for raceway supports. Support conduit 8'-0" on centers max. and within 18 inches of termination. Use trapeze hangers, pipe hangers, or channel to support two or more conduits per run.

B. Supports: Provide hangers or other devices such as pads, channels, struts, joists, anchors, etc., necessary for the support of electrical equipment. Provide the design, fabrication and erection of supplementary structural framing required for attachment of hangers or other devices supporting electrical equipment. Show on shop drawing supplementary framing including design loads, member size, and location. Verify that dimensions are suitable for the equipment furnished. Provide additional strength when equipment furnished is heavier than that specified.

3.13 CIRCUIT BREAKERS OR FUSED DISCONNECT SWITCHES

A. Provide new circuit breakers or fused disconnect switches as shown on drawings to supply power to new AMS panels and any sensors that need line voltage power wiring.

B. Match existing panels AIC rating for all breakers or fuses.

3.14 WIRING AND DISCONNECTS

A. Provide power wiring including service to AMS panel(s) line voltage (or low voltage if specified) control wiring.

B. Provide branch circuit wiring to each device or equipment sized as shown on the drawings.

After connecting, check for proper phase rotation and CT voltage and phase connections.

C. Verify that phase A, B, C voltage connections go to CT’s for that corresponding phase.

D. Phase color code voltage connections to AMS panel and CT conductors with identical colors.

3.15 CT POLARITY VERIFICATION

A. Verify that the polarity of each CT matches AMS panel wiring diagram and each CT is wired with polarity identical for all phases.

3.16 AMS CONTROL PANEL INSTALLATION

A. Install Government furnished control panels where shown on drawings. Sizes shown on the drawings are approximate. Verify actual size and install conduit stub-ups to match panel location and size. Connect all controlled and pilot device, water meter inputs or other sensors

(CT’s, etc.) conductors to control panel terminal blocks. Terminal block diagrams will be furnished to the Contractor to show connection points and wire numbers.

B. No electrical connection to panels will be made until all external mechanical and electrical work is complete and ready for testing.

3.17 GROUNDING SYSTEM

A. General: Provide all grounding systems and make connections mechanically secure and electrically continuous. Ground all line and low voltage electrical systems completely and effectively as required by code and as specified herein.

B. Ground all raceway systems and equipment enclosures. Where not otherwise indicated, grounding conductor size shall conform to the most stringent of the governing codes.

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General Technical Provisions

C. Ground the system to existing panel ground bus.

D. Furnish bolted grounding conductor connections. All grounding points to be accessible after installation.

E. Furnish an insulated green copper equipment ground conductor installed in each conduit sized for the largest branch circuit per NEC 70, unless otherwise noted.

F. Maintain continuity of equipment ground throughout the entire raceway, cabinet and equipment enclosure system. Use grounding bushings and jumpers wherever normal conduit termination does not ensure continuity. Where nonmetallic conduit is used for distribution or where direct burial cables are employed, install a green with one or more yellow stripes, insulated equipment ground conductor with each circuit.

G. At all sheet steel enclosures such as panel boards, load centers, intermediate junction boxes provide grounding locknuts with a ground conductor termination lug on each locknut. Bond all locknuts together to enclosure with copper conductors. Boxes less than 12 inches x 12 inches are not required to have conduit bonding, provide setscrew bonding locknuts. Outlets boxes 4 inches x 4 inches and smaller may have locknuts only.

3.18 TESTS

A. General: Perform the tests as described below. Notify the Contracting Officer in writing five days in advance of all tests in this and other sections of this specification. Perform all tests in the presence of the CO. Upon completion of all tests, submit written test results in duplicate for approval by the CO prior to acceptance.

B. Test Report Forms:

1. Submit a copy for approval of the proposed tabular data sheet to be used for each required test. Type column and heading titles on sheets. Submit data sheets for approval a minimum of 30 days before each test. Divide sheets into columns and rows with appropriate rulings and titles. Enter test data on tabular forms during tests by hand; do not recopy.

2. Furnish data in tabular form listing required test data, name of tested device, location, serial number, type and name of measurement instrument with scale settings.

C. Preliminary Tests (AMS panels)

1. Install all mechanical and electrical equipment before any preliminary electrical tests are made and final connections are made.

2. Test all control and power conductors including neutrals for insulation resistance and continuity as described below and (before connection of conductors to control panels, controlled and pilot devices).

3. Connect all power and control conductors to distribution panels and control panel terminals after all preliminary tests have been done as described above.

4. control circuits. Make all measurements with loads disconnected and after all wiring is in place. Perform tests with Megohm meter having a minimum 10,000 megohm scale range and apply 1500 VDC. Minimum resistance shall be 200 megohms.

5. For circuits with less than 600 V rated insulation, other than control circuits, conductor insulation resistance as installed shall not be less than 200 megohms to ground. This does not apply to telephone or control cable. Perform tests with Megohm meter and apply DC voltage that does not exceed limit set by cable manufacturer.

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General Technical Provisions

D. Continuity Test (Control Panels Only): Perform at each control panel continuity tests on power and control circuits after connection of external controlled and pilot devices and sensors before connecting to power and control panels. Actuate all pilot devices (float switches, etc.) manually to check proper operation and electrical continuity.

3.19 FINAL TESTS

A. Final Test: Start final tests after complete preliminary tests have been made. System performance shall conform to the following criteria. Note any deviations on the test reports with indication of corrective action taken or proposed.

B. AMS panel CT Load Current: Actual current for each CT and all other equipment load current on each ungrounded conductor at maximum load conditions. Record load current in each phase as each stage is energized, and at full load nameplate current. Verify that the staging is proper with load at each stage point.

C. AMS Panels: Submit the following information:

1. AMS meters 7550 or 6200 must be set up and ranged for the correct voltage, phase, CT ratio, and communications parameters before the following tests can be done.

2. No load and full load voltage, phase-to-phase, to ground in each panel main feeder at maximum system load conditions.

3. Full load current on each branch circuit or motor circuit in each panel at maximum system load conditions that are monitored by CT’s. (Show staged current as described above) Measure current with a Fluke 289 or approved equal DMM with clamp on current probe.

4. Full load current on each main supply conductor to each panel and all feeders at maximum system load conditions.

5. Unbalanced neutral current in each panel. The above measurements are for worst case maximum load for each phase.

6. Compare measure current on each CT for AMS system panel reading with manually measured current with DMM clamp on current probe.

7. Record all values in tests above

D. See section 260913 for analog sensor and current testing if used for procedures and digital inputs such as water meters.

E. Final Control System Tests (AMS Panels):

1. Final operational preliminary tests of the control systems will be performed under the supervision of the control systems manufacturer's Field Engineer in the presence of the

CO. Supply all labor and material required for testing.

2. Provide two week notice to the CO that the control panels are operational with all equipment checked out, before final tests described below:

3. Normal Operation Test: Test each control panel to demonstrate normal operation of the system including all pilot devices and sensors, (CT’s, level flow, float and pressure switches, all instrumentation and monitoring sensors), level probes, time delays, lights, indicator gages, controllers, etc., for correct operating sequence. All controlled devices

(motors, solenoids, unit heaters, VAV boxes, HVAC equipment, etc.) will be connected and operating under normal load for tests. Final adjustment of all operating set points

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General Technical Provisions and other adjustments shall be permanently marked by etching a mark on control adjustment device and marking with red paint.

F. Provide complete operational sequence checkout to verify all modes of operation both normal and alarm for each system.

G. Test all control systems that interact with each other as a complete system to demonstrate that all interconnections and interactions are correct and that all interwiring is functional.

H. Calibration of Equipment: Calibrate all equipment requiring calibration such as such as power supplies, instrumentation transmitters, pressure switches, flow switches, pressure gauges, and all sensors. Provide all calibrators and instruments for this calibration. Provide each sensor with the appropriate input over its full operating range to test sensor output, such as, pressure, flow, level, temperature, %RH, etc. to demonstrate the sensors output (4-20 mA) for example is linear and corresponds to the physical variable measured. Provide certified, calibrated test instruments that read these variables measuring the same media as the sensor.

I. Failure and Alarm Tests: Test all safety protection devices and circuits, indicator lights, sonalert, etc., to demonstrate each separate type of failure and proper circuit operation for each condition.

J. Show actual operation of all protective and normal operation sensors. Shorting around or opening of circuits to simulate activation will not be allowed on either normal operation tests above or failure tests.

K. Test Failure: Failure of any phase of the operation tests shall constitute failure of the system.

Correct failures and retest system. Repeat until the system is operating to required specifications.

L. Test Reports

1. Submit dated "Electrical System Test Reports" indicating all tests performed and demonstrating conformance with the required system performance criteria in tabular form as described above. Include all voltage, current, and resistance test data of the electrical service, main feeders, panelboards, motor control panels, control system tests and ground systems as applicable. Submit test reports prior to final inspection.

M. Final Corrections:

1. Correct promptly any failure or defects revealed by these tests and reconduct tests on these corrected items. Make any final adjustments for optimum operation of all equipment.

END OF SPECIFICATION 26 00 10