B09_Amd_02_Attach_07_26_09_13_Electrical_Metering_Devices_Rev_1_0002.pdf

10350902 National Park Service Replace Obsolete Stehekin Wastewater Treatment Plant - 100% Complete Contract Documents

ELECTRICAL METERING DEVICES

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SECTION 26 09 13

ELECTRICAL METERING DEVICES

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Digital metering equipment.

B. Related Sections include but are not necessarily limited to:

1. Section 26 05 00 - Electrical - Basic Requirements.

2. Section 26 08 13 - Acceptance Testing.

3. Section 26 24 16 – Panelboards

4. Section 26 28 00 – Overcurrent and Short Circuit Protective Devices

1.2 QUALITY ASSURANCE

A. Referenced Standards:

1. National Electrical Manufacturers Association (NEMA):

a. 250, Enclosures for Electrical Equipment (1000 Volts Maximum).

2. National Electrical Manufacturers Association/American National Standards Institute

(NEMA/ANSI):

a. C12.20, For Electricity Meter - 0.2 and 0.5 Accuracy Classes.

3. Underwriters Laboratories, Inc. (UL):

a. 508, Standard for Safety Industrial Control Equipment.

1.3 SUBMITTALS

A. Shop Drawings:

1. Product technical data including:

a. Provide submittal data for all products specified in PART 2 of this Specification:

b. See Section 26 05 00 for additional requirements.

2. Fabrication and/or layout drawings.

a. Electrical wiring/connection diagrams.

B. Contract Closeout Information:

1. Operation and Maintenance Data:

a. See Specification Section 01 78 23 for requirements for the mechanics, administration, and the content of Operation and Maintenance Manual submittals.

b. Content of Operation and Maintenance Manual:

1) Data sheet of the meters electrical parameters, configuration and characteristics including a complete model number and associated equipment connected too.

2) Operating instructions of the meter(s) supplied.

3) Operating instructions of the Power Management software.

4) Maintenance instructions.

5) As-constructed electrical wiring/connection diagrams.

6) Acceptance testing data.

C. Refer to Section 01 81 33 – Cyber Security Requirements for required cyber security related submittals.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Subject to compliance with the Contract Documents, the following manufacturers are acceptable:

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1. Allen-Bradley.

2. Eaton.

3. Electro Industries.

4. GE by ABB.

5. Power Measurement.

6. Square D Company.

7. Siemens.

2.2 DIGITAL METERING DEVICES

A. Refer to Section 01 81 33 - Cyber Security Requirements for cyber security related product requirements.

B. General:

1. Direct reading metered or calculated values.

2. Microprocessor based.

3. Integral LED or LCD display.

4. Current and potential transformers as required.

5. Integral fusing.

6. Operating temperature: 0 degrees F to 150 degrees F.

7. Standards:

a. NEMA/ANSI C12.20.

b. UL 508.

C. High Range Meter:

1. Display the following minimum electrical parameters (accuracy):

a. RMS current per phase (+0.2% full scale).

b. RMS voltage line-to-line and line-to-neutral (+0.2% full scale).

c. Real power (W): 3 PH total (+0.4% full scale).

d. Apparent power (VA): 3 PH total (+0.4% full scale).

e. Reactive power (VAR): 3 PH total (+0.4% full scale).

f. Power factor (+1.0%).

g. Frequency (+0.04%).

h. Percent current individual harmonic and total harmonic distortion (50th).

i. Percent voltage individual harmonic and total harmonic distortion (50th).

j. Watt-hours (0.5%).

k. VAR-hours (1.0%).

l. VA-hours (0.5%).

m. Ampere demand (+0.2% full scale).

n. Watt demand (+0.4% full scale).

o. VAR demand (+0.4% full scale).

p. VA demand (+0.4% full scale).

2. Data logging:

a. 128 KB.

b. Selectable for parameters listed above for display.

c. Software for configuration, retrieval, and trending.

3. NEMA/ANSI C12.20, Class 0.2 revenue accuracy.

4. Communication ports and protocols: Ethernet TCP/IP and MODBUS.

5. Supply voltage: 120 VAC.

2.3 ACCESSORIES

A. Power Management and Control Software:

1. Provide PC-based configuration software tool and a minimum of one communication interface cable for each type of cable required to connect a PC-based computer to the devices specified herein for configuration and programming.

2. Configuration software shall be designed specifically for the control system and supported by the manufacturer. Software shall support system configuration, printing of configuration

ELECTRICAL METERING DEVICES

26 09 13 - 3 records, and monitoring and control functions in a Windows environment. Support for remote system connection shall be incorporated into the software package.

3. Basic features shall include, but shall not be limited to, support for configuring inputs, zones, circuit breaker actions, and load shedding. Software shall be able to monitor the status of the system and provide visual indication of input status, circuit breaker status, and operational parameters. Software shall be able to establish connections to the system through a controller RS232 port, RS485 port, and Ethernet front port. Support for remote system connection shall be incorporated into the software package.

4. Electronic configuration files, in a media format (e.g. CD, USB stick, etc.), updated to an as-installed and commissioned state.

B. Separately Mounted Enclosure:

1. NEMA 12 rated for indoor locations.

2. NEMA 4 rated for outdoor locations.

3. Hinged front opening door with padlockable latch.

4. Input/output terminal blocks and wiring.

5. Separate control voltage source disconnect switch and wiring.

6. 600 Volt rated power voltage terminal blocks and wiring.

7. Current transformer shorting terminal blocks and wiring.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install as indicated and in accordance with manufacturer's recommendations and instructions.

1. Provide all equipment and programming as necessary to provide a complete and functioning system.

B. Communication Configuration:

1. As indicated on the Drawings.

C. Screen Configuration:

1. Meter shall have a data screen with the following minimum data as applicable for the capabilities of that type of meter:

a. Voltage line-to-line for each phase and an average.

b. Voltage line-to-neutral for each phase and an average.

c. Current for each phase, neutral and average and peak demands.

d. Kilowatts (kW) for each phase, total, demand and peak demand.

e. Kilovolt-amperes (kVA) for each phase, total, demand and peak demand.

f. Kilovolt-amperes reactive (kVAR) for each phase, total, demand and peak demand.

g. Power factor for each phase and total.

h. Frequency.

i. Voltage total harmonic distortion for each phase.

j. Current total harmonic distortion for each phase.

k. Energy (kWhr) for each phase and total.

l. A seven day kW, kVA and kVAR trend average.

m. Peak demands shall be resettable by the operator.

2. Meter shall have the following 15 minute trending graphs.

a. Duration: Adjustable, with a seven day default.

b. Phase A current: Minimum, maximum and average.

c. Phase B current: Minimum, maximum and average.

d. Phase C current: Minimum, maximum and average.

e. Neutral current: Minimum, maximum and average.

f. Phase A Watts: Minimum, maximum and average.

g. Phase B Watts: Minimum, maximum and average.

h. Phase C Watts: Minimum, maximum and average.

i. Watts total.

j. Phase A Voltamps: Minimum, maximum and average.

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k. Phase B Voltamps: Minimum, maximum and average.

l. Phase C Voltamps: Minimum, maximum and average.

m. Voltamps total.

n. Phase A power factor: Minimum, maximum and average.

o. Phase B power factor: Minimum, maximum and average.

p. Phase C power factor: Minimum, maximum and average.

q. Power factor total.

3.2 FIELD QUALITY CONTROL

A. Acceptance Testing: See Section 26 08 13.

3.3 TRAINING

A. A qualified factory-trained manufacturer's representative shall provide the Owner with 8 hours of on-site training in the operation and maintenance of the metering system and its components.

3.4 CLOSEOUT ACTIVITIES

A. Refer to Section 01 81 33 – Cyber-Security Requirements for cyber security related closeout requirements.

END OF SECTION