ITB No.: 27-402/DL Removal & Replacement of Telemetry Cabinets for 162914 – 1 Existing SCADA Systems – Phased Projects

SECTION 162914

TELEMETRY CABINETS

PART 1 - GENERAL

1.01 SUMMARY

A. The CONTRACTOR shall provide, install, and place Telemetry Cabinets into service, including accessories, all as shown and specified herein.

1. All wires in Telemetry Cabinets must be permanently tagged and shown on the as-built drawings. This includes all spare and abandoned wires and cables. Spare and abandoned cables are to be taped and left coiled in the Cabinets for future use. Cable and wire numbers are to be assigned by the CONTRACTOR, documented and controlled to prevent duplicate numbers. The CONTRACTOR shall turn over to the owner, at the project conclusion, a cable and wire list showing assigned numbers and their physical location within the site.

B. Work Includes: Providing new Telemetry Cabinets, removing the old existing Telemetry Cabinets, installing replacements, adjustment, testing, and starting up a complete working control system.

Major parts are:

1. Removal of existing Telemetry Cabinets as described in the drawings complete in place.

2. Replace all existing rusted or corroded rigid piping and explosion-proof seal fittings.

3. Installation of Telemetry cabinet units LFS-3167 and LFS-3170 accordingly.

4. Start-up and testing.

1.02 TELEMETRY CABINET SUPPLIER

A. The control panel supplier shall be SP Manufacturing LLC to match the existing Cabinets on site, no substitutes.

B. The CONTRACTOR shall have an office within 150 miles of the project.

Removal & Replacement of Telemetry Cabinets for 162914 – 2 Existing SCADA Systems – Phased Projects

C. The CONTRACTOR shall demonstrate their successfully complete projects of a similar size and nature. Provide references (including phone number and contact name) for three projects completed in which the following tasks were performed: system engineering, documentation including panel assembly, schematics, and wiring diagram, programming, field testing, calibration and start-up, operator instruction, and maintenance training.

D. The foregoing shall enable the CONTRACTOR and the AUTHORITY to be assured that full responsibility for the requirements of this Section shall reside with an organization that is qualified and experienced in the water and waste management field and its process technology, on a functional systems basis.

1.03 INSTALLATION WORK

A. The CONTRACTOR shall employ installers who are skilled and experienced in the installation and connection of all components, accessories, and assemblies; portions of their work shall be supervised or checked as specified in Part 3, herein.

1.04 GUARANTEE

A. The CONTRACTOR shall guarantee all equipment and installation, as specified herein, for a period of one (1) year following the date of completion of the work. To fulfill this obligation, the CONTRACTOR shall utilize technical services designated by the control panel supplier to which the CONTRACTOR originally assigned project responsibility. Services shall be performed within two (2) calendar days after notification by the AUTHORITY.

1.05 ADDITIONAL PROVISIONS

A. The applicable provisions of the following Sections under Electrical Work shall apply to work and equipment specified herein, the same as if stated in full, herein:

1. Codes and Standards

2. Equipment, Materials and Workmanship

3. Testing

4. Grounding

5. Equipment Anchoring

Removal & Replacement of Telemetry Cabinets for 162914 – 3 Existing SCADA Systems – Phased Projects

6. Conductor and Equipment Identification

7. Terminal Cabinets and Control Compartments

PART 2 - PRODUCTS

2.01 MATERIALS

A. The applicable provisions of the following Sections under Electrical Work shall apply to work and equipment specified herein, the same as if stated in full, herein:

1. SP Manufacturing LFS 3167 RTU

2. SP Manufacturing LFS 3170 RTU

2.02 DETAILED SYSTEMS DRAWINGS

A. System drawings shall include schematic and wiring diagrams for control circuits. Complete details on the circuit interrelationship of all devices within and outside each control panel using schematic control diagrams. The diagrams shall consist of component layout Drawings to scale, showing numbered terminals on components together with the unique number of the wire to be connected to each terminal. Wiring diagrams shall show terminal assignments from all primary measurement devices, such as flow meters, and to all final control devices, such as samplers, pumps, valves, and chemical feeders. The CONTRACTOR shall furnish all necessary equipment supplier's Shop Drawings to facilitate inclusion of this information by the control panel supplier.

B. Schematic and wiring diagram criteria shall be followed as established in NEMA Standards Publication ANSI/NEMA 1CS-1- 2022, "Industrial Control and Systems- General Requirements."

C. Assembly and construction Drawings for each control panel and for other special enclosed assemblies for field installation. These Drawings shall include dimensions, identification of all components, surface preparation and finish data, nameplates, and the like. These Drawings shall also include sufficient other details, including prototype photographs, to define precisely the style and overall appearance of the assembly.

2.03 SPARE PARTS

A. The CONTRACTOR shall include a list of recommended spare

Removal & Replacement of Telemetry Cabinets for 162914 – 4 Existing SCADA Systems – Phased Projects parts covering items required under these Specifications after start-up.

2.04 CONTROL CABINETS

A. General:

New control Cabinets shall be furnished and installed under this Contract. They shall house the instrumentation, control devices, PLC, all necessary accessories, wiring, and terminal blocks as essential and as described herein.

The control panel doors shall be equipped with a door latch kit or a fast-operating clamp assembly, as applicable. 120-volt AC control voltage in a control panel shall be supplied with a line noise suppressor specified elsewhere in this Section. Each control panel shall be properly grounded and, as such, be provided with a ground terminal block. Control Cabinets shall be appropriately sized for installation through new and existing entryways, and custom-fit for locations.

B. Construction:

1. All outdoor control Cabinets shall be NEMA 4X, include a 2-point latch mechanism, be 14-gauge 316 stainless-steel, and include sunshields. The outer door shall be lockable or provide a lock hasp.

2. Furnish intrusion alarm switches for each enclosure. Each switch shall provide a dry contact closure input to the local PLC for alarm purposes.

3. Furnish panel enclosure with an electrical enclosure vent/breather drain sized appropriately to dissipate expected internal and ambient heat loads. PLC shall be Rockwell Automation/Allen-Bradley CompactLogix 5069 series with Ethernet/IP communication.

4. Tycon Systems Inc, passive PoE 24VDC power supply for powering the existing Rajant radio systems.

C. Signal and Control Circuit Wiring:

1. Wire Type and Sizes: Conductors shall be flexible stranded copper wire; they shall be Type MTW and rated 600 volts. Wires for control signal circuits and alarm input circuits shall be 18 AWG. All instrumentation cables shall be shielded, No. 20 AWG minimum, with a copper drain wire. All special instrumentation cables, such as between the sensor and the transmitter, shall

Removal & Replacement of Telemetry Cabinets for 162914 – 5 Existing SCADA Systems – Phased Projects be supplied by the I&C supplier.

2. Wire Insulation Colors: Conductors supplying 120-volt AC power on the line side of a disconnecting switch shall have black insulation for the ungrounded conductor.

Grounded circuit conductors shall have white insulation.

Insulation for ungrounded 120-volt AC control circuit conductors shall be red. All wires energized by a voltage source external to the control board(s) shall have yellow insulation. Insulation for all DC conductors shall be blue.

3. Wiring Installation: All wires shall be run in plastic wireways except (1) field wiring, (2) wiring run between mating blocks in adjacent sections, (3) wiring run from components on a swing-out panel to components on a part of the fixed structure, and (4) wiring run to panel-mounted components. Wiring runs from components on swing-out Cabinets to other components on a fixed panel shall be made up in tied bundles. These shall be tied with nylon wire ties and secured to Cabinets on both sides of the "hinge loop" so that conductors are not strained at the terminals.

Wiring runs to control devices on the front Cabinets shall be tied together at short intervals with nylon wire ties and secured to the inside face of the panel using adhesive mounts.

Wiring to the rear terminals on panel-mount instruments shall be run in plastic wireways secured to horizontal brackets, installed above or below the instruments in about the same plane as the rear of the instruments.

Shields of shielded instrument cable shall only be grounded on one side of each cable run. The side to be grounded shall always be in the field as applicable.

Care shall be exercised to properly insulate the ungrounded side to prevent ground loops from occurring.

4. Wire Marking: Each signal, control, alarm, and indicating circuit conductor connected to a given electrical point shall be designated by a single unique number, which shall be shown on all Drawings. These numbers shall be marked on all conductors at every terminal using permanently marked heat-shrink plastic.

Instrument signal circuit conductors shall be tagged with unique multiple-digit numbers. Black and white wires from the circuit breaker panelboard shall be

Removal & Replacement of Telemetry Cabinets for 162914 – 6 Existing SCADA Systems – Phased Projects tagged, including the one (1) or two (2) digit number of the branch circuit breaker.

5. Terminal Blocks: Terminal blocks shall be molded plastic with barriers, springlock/cage-clamp style terminals, and shall be rated 15 amperes at 600 volts. White marking strips, fastened securely to the molded sections or to an adhesive label, shall be provided, and wire numbers or circuit identifications shall be marked thereon with permanent marking fluid. Terminal blocks shall be Wago TopJob series 2002-1201 or approved equivalent.

2.05 DYNAMIC POWER INTERFACE

A. General:

Telemetry cabinets shall have an active traffic management algorithm in the controller at a minimum. Preferably with an interface to the radio transceiver to adjust the dynamic transmit power on the radio for optimal data communication.

2.06 CONFORMAL COATING

A. The control panel supplier shall use Luminescence, Ltd 14498LF penetrating photochromic conformal coating on Telemetry controller hardware, no substitute.

2.07 ACCESSORIES

A. General purpose relays in the control Cabinets shall be plug-in type with contacts rated 10 amperes at 120 volts AC. The number of contacts shall be at least two (2). Each relay shall be enclosed in a clear plastic, heat and shock-resistant dust cover and shall have a mechanical flag, LED indicator, and latching lever. Sockets for relays shall have screw-type or cage-clamp/springlock terminals. Relays shall be Omron, Finder, Square-D, Siemens, or equal.

B. Time delay relays shall be solid state on-delay or off-delay type, with contacts rated 10 amperes at 120 volts AC. Units shall include adjustable dial with graduated scale covering the time range in each case. Time delay relays shall be Agastat Series 7000, Omron series H3, SSAC type TDM or approved equal.

C. Additional slave relays shall be installed when the number or type of contacts shown exceeds the contact capacity of the specified relays and timers.

D. Switches and indicating lights shall be round 30.5mm

Removal & Replacement of Telemetry Cabinets for 162914 – 7 Existing SCADA Systems – Phased Projects configuration, heavy-duty, and corrosion resistant. The legend plate shall be a standard square-style laminate with a white field and black markings, as shown.

E. Indicating lights shall have LED lamps for operation from 24VDC, unless otherwise noted. Lens color shall be as stated. All indicating lights shall be push-to-test type.

Pushbuttons shall include a full guard with a flush button, and selector switches shall have a black, non-illuminated knob, unless otherwise noted. Contact arrangement and configuration shall be as shown.

F. Devices shall be Cutler Hammer Type E-30, General Electric Type CR104, Square D class 9001 type SK, Allen Bradley Bulletin 800, or approved equal.

G. Selector switches shall be of the rotary type with the number of positions as shown on the Drawings. Color, escutcheon engravings, contact configurations, and the like shall be as shown. Devices shall be Cutler-Hammer Type E-24, General Electric Type CR104, or approved equal.

H. Circuit breakers shall be single-pole, 120 volts AC, 15 ampere-rated, or as required to protect wires and equipment, and shall be mounted inside the Cabinets.

2.08 POWER SURGE PROTECTIVE DEVICE (SPD) PROTECTION

A. This section describes the materials and installation requirements for Surge Protective Devices (SPDs) in switchboards, panelboards, and motor control centers to protect all AC electrical circuits.

B. SPDs shall be warranted by and shipped from the electrical distribution equipment manufacturer’s factory.

C. SPDs shall provide surge-current diversion paths for all modes of protection: L-L, L-N, L-G, and N-G in WYE systems, and L-L and L-G in DELTA systems.

D. SPDs shall be modular in design. Each module shall have a surge-rated fuse.

E. An approved disconnect switch shall be provided as a means of disconnect in the switchboard device only.

Removal & Replacement of Telemetry Cabinets for 162914 – 8 Existing SCADA Systems – Phased Projects

F. SPDs shall meet or exceed the following criteria:

1. Maximum surge current capability (single pulse rated) shall be:

a. Service entrance switchboard 300kA

b. Branch panelboards 150kA

c. Motor control centers 80kA

2. Listed and Recognized Component Suppression Voltage Ratings shall not exceed the following:

Voltage L-N L-G N-G

208Y/120 400V 400V 400V

480Y/277 800V 800V 800V

G. SPDs shall have a minimum EMI/RFI filtering of -44dB at 100kHz with an insertion ratio of 50:1, using MIL-STD-220A methodology.

H. SPDs shall be provided with Form C contacts.

I. SPDs shall have a five-year warranty, with unlimited replacements of suppressor parts if transients destroy them during the warranty period. Warranty will be the responsibility of the electrical distribution equipment manufacturer.

I. Approved manufactures are:

1. Eaton

2. Edco

3. General Electric

2.09 INSTRUMENTATION SURGE PROTECTIVE DEVICE (SPD) PROTECTION

A. General:

SPD protection shall be provided to protect the electronic instrumentation system from induced surges propagating along the signal and power supply lines. The protection systems shall be such that the protective level does not interfere with regular operation, is lower than the instrument surge withstand level, and is maintenance-free and self-restoring.

Removal & Replacement of Telemetry Cabinets for 162914 – 9 Existing SCADA Systems – Phased Projects

Instruments shall be housed in a suitable case, properly grounded. Ground wires for all SPDs shall be connected to a good earth ground, and, where practical, each ground wire shall be run individually and insulated from the others.

These protectors shall be mounted within the instrument enclosure or a separate NEMA 4X junction box coupled to the enclosure.

B. Power Supply: Protection of all 120 VAC instrument power supply lines shall be provided. Line-noise-suppressing isolation transformers and SPDs shall protect control Cabinets. SPD shall protect field instruments. For control Cabinets, the line noise-suppressing isolation transformer shall be Topaz Series 30 Ultra isolators or an approved equal. The suppressor shall be EDCO HSP-121.

C. Analog Signals: Protection of analog signal lines originating and terminating not in the same building shall be provided by SPD. For analog signal lines, the SPD shall be EDCO PC-642. For field-mounted two-wire instruments, the SPD shall be encapsulated in stainless-steel pipe nipples and shall be EDCO SS64 series.

For field-mounted four-wire 120 VAC instruments, the SPD shall be in an EDCO SLAC series NEMA 4X polycarbonate enclosure.

PART 3 - EXECUTION

3.01 INSTALLATION, TESTING, START-UP AND INSTRUCTION

A. General:

All systems specified in this Section shall be installed, connected, calibrated, and tested, and in coordination with the ENGINEER and the AUTHORITY, shall be started to place the processes in operation.

B. Testing:

1. Each control panel shall be tested operationally in the presence of the ENGINEER to demonstrate achievement of the specified performance. Operational tests depend upon completion of work specified elsewhere in these Specifications. The CONTRACTOR shall coordinate test scheduling among all parties involved so that tests may proceed without delays or disruptions caused by incomplete work.

Removal & Replacement of Telemetry Cabinets for 162914 – 10 Existing SCADA Systems – Phased Projects

C. Start-up:

1. When the CONTRACTOR assesses all systems to have been successfully carried out through complete operational tests with a minimum of simulation, and the ENGINEER concurs in this assessment, start-up by the AUTHORITY’S operating personnel can follow. For a minimum of (2) hours before start-up, operating and maintenance personnel shall be instructed in the functions and operation of the control panel and shall be shown the various adjustable and set-point features that may require readjustment, resetting, checking, recalibration, or maintenance from time to time. This instruction shall be scheduled at a time arranged with the AUTHORITY at least two (2) weeks in advance.

Instructions shall be given by qualified people who have been made familiar with the systems in advance. All equipment shall be checked during the first year of operation at intervals of three months for a period of not less than one day or as may be required to correct any defects to the satisfaction of the AUTHORITY.

D. Final Acceptance

1. Completion and OWNER’s approval of all punch list items (including panel labeling, wire management, and site cleanup).

2. Delivery and acceptance of final approved Operations & Maintenance (O&M) manuals finalized PLC program code files, and as-built drawings.

END OF SECTION