P-1102_1667770spc3of3.pdf.pdf

WORK ORDER NO.

At the

PREPARED BY:

Architectural: Mechanical:

Civil: Electrical:

Structural:

APPROVED BY:

Specifications:

For Commander, NAVFAC:

Date:

Submitted By: Date:

UNCLASSIFIED/FOR OFFICIAL USE ONLY

Interior Design: Kimberly Miller Cybersecurity: Anthony Elg Crane: Gerald Staack

Specifications Final Design Submittal

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NAVFAC ATLANTIC

WORK ORDER NO. 1667770

Specifications

P-1102 Weapons Magazine and Ordnance Operations Facility

Issue for Bid & Construction

PREPARED BY:

CH2M

5701 Cleveland Street Virginia Beach, VA 23462

Architectural: Pete Soukas, RA Mechanical: Chris Hill, PE

Civil: Josh Corum, PE Electrical: Kelley Bourassa, PE

Structural: Laura Presley, PE Fire Protection: Jeff McLaughlin, PE

Landscape Arch: Tamara Schlagbaum Telecom/Security: Rene Rubio

Interiors: Natalie Miller Cybersecurity: Anthony Elg

Crane: Gerald Staack Audio: Steven Yost

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P-1102 Weapons Magazine & Ordnance Operations Facility eProjects WON: 1667770 Final Design Submission 23 June 2025

PROJECT TABLE OF CONTENTS

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

00 01 15 02/11, CHG 1: 08/14 LIST OF DRAWINGS

DIVISION 01 - GENERAL REQUIREMENTS

01 11 00 08/15, CHG 2: 08/21 SUMMARY OF WORK

01 14 00 11/22 WORK RESTRICTIONS

01 20 00 11/20, CHG 2: 08/21 PRICE AND PAYMENT PROCEDURES

01 30 00 11/20, CHG 2: 05/22 ADMINISTRATIVE REQUIREMENTS

01 30 02.00 22 07/22 DESIGN, PROCUREMENT, AND INSTALLATION

OF AUDIOVISUAL EQUIPMENT

01 31 23.13 20 05/17, CHG 7: 11/21 ELECTRONIC CONSTRUCTION AND FACILITY

SUPPORT CONTRACT MANAGEMENT SYSTEM

01 32 17.00 20 05/18, CHG 3: 08/20 COST-LOADED NETWORK ANALYSIS SCHEDULES

(NAS)

01 33 00 08/18, CHG 4: 02/21 SUBMITTAL PROCEDURES

01 33 29 02/21 SUSTAINABILITY REQUIREMENTS AND

REPORTING

01 35 26 11/20, CHG 3: 02/22 GOVERNMENTAL SAFETY REQUIREMENTS

01 42 00 02/19 SOURCES FOR REFERENCE PUBLICATIONS

01 45 00.00 20 11/11, CHG 8: 02/21 QUALITY CONTROL

01 45 25 02/20 QUALITY ASSURANCE FIELD INSPECTION

01 45 35 11/20 SPECIAL INSPECTIONS

01 45 36 06/23 SPECIAL INSPECTIONS - EARTH COVERED

MAGAZINES

01 50 00 11/20, CHG 2: 08/22 TEMPORARY CONSTRUCTION FACILITIES AND

CONTROLS

01 57 19 08/22 TEMPORARY ENVIRONMENTAL CONTROLS

01 58 00 08/19, CHG 5: 08/22 PROJECT IDENTIFICATION

01 74 19 02/19, CHG 3: 11/21 CONSTRUCTION WASTE MANAGEMENT AND

DISPOSAL

01 78 00 05/19, CHG 1: 08/21 CLOSEOUT SUBMITTALS

01 78 23 08/15, CHG 2: 08/21 OPERATION AND MAINTENANCE DATA

01 78 24.00 20 02/15, CHG 3: 08/21 FACILITY ELECTRONIC OPERATION AND

MAINTENANCE SUPPORT INFORMATION (eOMSI)

01 78 30.00 22 01/23 GIS DATA DELIVERABLES

01 91 00.15 22 03/23 TOTAL BUILDING COMMISSIONING

DIVISION 02 - EXISTING CONDITIONS

02 41 00 08/22 DEMOLITION AND DECONSTRUCTION

02 65 00 11/22 UNDERGROUND STORAGE TANK REMOVAL

02 81 00 11/18 TRANSPORTATION AND DISPOSAL OF

HAZARDOUS MATERIALS

02 82 00 11/18, CHG 1: 11/19 ASBESTOS REMEDIATION

02 83 00 11/18 LEAD REMEDIATION

02 84 16 11/22 HANDLING OF LIGHTING BALLASTS AND

LAMPS CONTAINING PCBs AND MERCURY

02 84 33 11/22 REMOVAL AND DISPOSAL OF

POLYCHLORINATED BIPHENYLS (PCBs)

DIVISION 03 - CONCRETE

03 30 00 02/19, CHG 4: 08/22 CAST-IN-PLACE CONCRETE

03 70 00 02/10, CHG 2: 08/20 MASS CONCRETE

PROJECT TABLE OF CONTENTS

DIVISION 04 - MASONRY

04 20 00 11/15, CHG 2: 05/19 UNIT MASONRY

DIVISION 05 - METALS

05 05 20 05/22 POST-INSTALLED CONCRETE AND MASONRY

ANCHORS

05 12 00 08/18, CHG 2: 05/21 STRUCTURAL STEEL

05 21 00 05/15, CHG 1: 08/18 STEEL JOIST FRAMING

05 30 00 05/15, CHG 2: 08/18 STEEL DECKS

05 50 13 05/17, CHG 1: 08/18 MISCELLANEOUS METAL FABRICATIONS

05 51 33 02/16, CHG 2: 02/18 METAL LADDERS

05 52 00 02/18, CHG 1: 02/20 METAL RAILINGS

DIVISION 06 - WOOD, PLASTICS, AND COMPOSITES

06 10 00 08/16, CHG 2: 11/18 ROUGH CARPENTRY

06 41 16.00 10 08/10, CHG 1: 11/18 PLASTIC-LAMINATE-CLAD ARCHITECTURAL

CABINETS

06 61 16 08/20 SOLID SURFACING FABRICATIONS

DIVISION 07 - THERMAL AND MOISTURE PROTECTION

07 05 23 08/19 PRESSURE TESTING AN AIR BARRIER SYSTEM

FOR AIR TIGHTNESS

07 11 13 08/11, CHG 1: 05/17 BITUMINOUS DAMPPROOFING

07 13 53 02/16, CHG 1: 08/17 ELASTOMERIC SHEET WATERPROOFING

07 14 00 02/12, CHG 2: 02/18 FLUID-APPLIED WATERPROOFING

07 21 13 02/16, CHG 2: 08/20 BOARD AND BLOCK INSULATION

07 21 16 11/11, CHG 4: 08/18 MINERAL FIBER BLANKET INSULATION

07 22 00 02/16, CHG 3: 11/18 ROOF AND DECK INSULATION

07 27 10.00 10 08/19, CHG 1: 02/20 BUILDING AIR BARRIER SYSTEM

07 27 19.01 05/17, CHG 2: 08/20 SELF-ADHERING AIR BARRIERS

07 27 26 05/17, CHG 2: 08/20 FLUID-APPLIED MEMBRANE AIR BARRIERS

07 54 23 05/20 THERMOPLASTIC-POLYOLEFIN (TPO) ROOFING

07 60 00 05/17, CHG 2: 11/18 FLASHING AND SHEET METAL

07 84 00 05/10, CHG 1: 08/13 FIRESTOPPING

07 92 00 08/16, CHG 3: 11/18 JOINT SEALANTS

DIVISION 08 - OPENINGS

08 11 13 08/20 STEEL DOORS AND FRAMES

08 11 16 05/17, CHG 2: 11/18 ALUMINUM DOORS AND FRAMES

08 31 00 05/17, CHG 1: 08/18 ACCESS DOORS AND PANELS

08 34 59 08/08, CHG 1: 11/12 VAULT DOORS AND DAY GATES

08 34 73 11/19, CHG 1: 02/21 SOUND CONTROL DOOR ASSEMBLIES

08 39 55.00 20 11/24 NAVY STANDARD EARTH-COVERED MAGAZINE

DOORS

08 41 13 08/18, CHG 1: 08/18 ALUMINUM-FRAMED ENTRANCES AND

STOREFRONTS

08 71 00 02/16 DOOR HARDWARE

08 81 00 05/19 GLAZING

08 91 00 08/20 METAL WALL LOUVERS

08 95 00 08/09 BLAST RESISTANCE

DIVISION 09 - FINISHES

09 22 00 02/10, CHG 2: 08/18 SUPPORTS FOR PLASTER AND GYPSUM BOARD

09 29 00 08/16, CHG 4: 02/20 GYPSUM BOARD

09 30 10 08/20 CERAMIC, QUARRY, AND GLASS TILING

09 51 00 08/20 ACOUSTICAL CEILINGS

09 65 00 08/10, CHG 3: 08/18 RESILIENT FLOORING

09 68 00 11/17, CHG 2: 08/20 CARPETING

09 90 00 02/21 PAINTS AND COATINGS

09 97 13.27 02/21, CHG 1: 08/22 HIGH PERFORMANCE COATING FOR STEEL

STRUCTURES

DIVISION 10 - SPECIALTIES

10 14 00.10 08/17, CHG 1: 11/18 EXTERIOR SIGNAGE

10 14 00.20 08/20 INTERIOR SIGNAGE

10 14 53 02/15, CHG 1: 05/17 TRAFFIC SIGNAGE

10 21 13 08/20 TOILET COMPARTMENTS

10 26 00 08/20 WALL AND DOOR PROTECTION

10 28 13 08/20 TOILET ACCESSORIES

10 44 16 11/19 FIRE EXTINGUISHERS

10 51 13 05/11 METAL LOCKERS

DIVISION 12 - FURNISHINGS

12 00 01.00 20 02/23 FURNITURE, FIXTURES AND EQUIPMENT

(FF&E) PACKAGE

12 21 00 08/17, CHG 2: 11/18 WINDOW BLINDS

12 93 00 08/17, CHG 1: 08/18 SITE FURNISHINGS

DIVISION 13 - SPECIAL CONSTRUCTION

13 48 73 05/22 BRACING FOR MISCELLANEOUS EQUIPMENT

DIVISION 21 - FIRE SUPPRESSION

21 13 13 08/20 WET PIPE SPRINKLER SYSTEMS, FIRE

PROTECTION

DIVISION 22 - PLUMBING

22 00 00 11/15, CHG 4: 05/21 PLUMBING, GENERAL PURPOSE

DIVISION 23 - HEATING, VENTILATING, AND AIR CONDITIONING (HVAC)

23 03 00.00 20 08/10, CHG 3: 08/18 BASIC MECHANICAL MATERIALS AND METHODS

23 05 48.19 05/18, CHG 2: 08/20 BRACING FOR HVAC

23 05 93 11/15 TESTING, ADJUSTING, AND BALANCING FOR

HVAC

23 07 00 02/13, CHG 7: 05/20 THERMAL INSULATION FOR MECHANICAL

SYSTEMS

23 09 00 02/19, CHG 3: 05/21 INSTRUMENTATION AND CONTROL FOR HVAC

23 09 13 11/15, CHG 2: 05/21 INSTRUMENTATION AND CONTROL DEVICES

FOR HVAC

23 09 23.02 02/19, CHG 1: 02/20 BACNET DIRECT DIGITAL CONTROL FOR HVAC

AND OTHER BUILDING CONTROL SYSTEMS

23 23 00 08/21 REFRIGERANT PIPING

23 30 00 05/20, CHG 1: 02/22 HVAC AIR DISTRIBUTION

23 81 00 05/18, CHG 1: 02/21 DECENTRALIZED UNITARY HVAC EQUIPMENT

23 83 00.00 20 04/06 ELECTRIC SPACE HEATING EQUIPMENT

DIVISION 25 - INTEGRATED AUTOMATION

25 05 11.23 05/21 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS UTILITY MONITORING AND

CONTROL SYSTEM (UMCS)

25 05 11.28 11/17 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS ELECTRONIC SAFETY AND

SECURITY INCLUDING CCTV, ACCESS

CONTROL SYSTEMS, AND INTRUSION

DETECTION SYSTEMS

25 08 10 05/21 UTILITY MONITORING AND CONTROL SYSTEM

TESTING

25 10 10 02/19, CHG 1: 05/21 UTILITY MONITORING AND CONTROL SYSTEM

(UMCS) FRONT END AND INTEGRATION

DIVISION 26 - ELECTRICAL

26 05 26.00 40 08/19 GROUNDING AND BONDING FOR ELECTRICAL

SYSTEMS

26 08 00 11/22 APPARATUS INSPECTION AND TESTING

26 12 19.10 05/19, CHG 1: 11/19 THREE-PHASE, LIQUID-FILLED PAD-MOUNTED

TRANSFORMERS

26 13 00 05/21, CHG 1: 05/22 SF6/HIGH-FIREPOINT FLUIDS INSULATED

PAD-MOUNTED SWITCHGEAR

26 20 00 08/19, CHG 3: 11/21 INTERIOR DISTRIBUTION SYSTEM

26 24 13 08/21 SWITCHBOARDS

26 27 14.00 20 02/21, CHG 1: 05/21 ELECTRICITY METERING

26 28 01.00 10 08/21 COORDINATED POWER SYSTEM PROTECTION

26 29 23 02/20, CHG 1: 05/21 ADJUSTABLE SPEED DRIVE (ASD) SYSTEMS

UNDER 600 VOLTS

26 32 15.00 05/20 ENGINE-GENERATOR SET STATIONARY

15-2500 KW, WITH AUXILIARIES

26 36 23 05/20, CHG 1: 08/21 AUTOMATIC TRANSFER SWITCHES AND

BY-PASS/ISOLATION SWITCH

26 41 00 11/13 LIGHTNING PROTECTION SYSTEM

26 51 00 05/20, CHG 2: 11/21 INTERIOR LIGHTING

26 56 00 08/21 EXTERIOR LIGHTING

DIVISION 27 - COMMUNICATIONS

27 10 00 08/11 BUILDING TELECOMMUNICATIONS CABLING

SYSTEM

27 13 23.00 40 11/14 COMMUNICATIONS OPTICAL BACKBONE CABLING

27 41 00 11/21 AUDIO-VISUAL SYSTEMS

27 51 16 05/20, CHG 1: 05/22 PUBLIC ADDRESS SYSTEMS

DIVISION 28 - ELECTRONIC SAFETY AND SECURITY

28 08 10 08/23 ELECTRONIC SECURITY SYSTEM ACCEPTANCE

TESTING

28 10 05 05/16 ELECTRONIC SECURITY SYSTEMS (ESS)

28 31 76 08/20 INTERIOR FIRE ALARM AND MASS

NOTIFICATION SYSTEM, ADDRESSABLE

DIVISION 31 - EARTHWORK

31 00 00 08/08, CHG 2: 02/21 EARTHWORK

31 05 19.13 02/21 GEOTEXTILES FOR EARTHWORK

31 11 00 11/18 CLEARING AND GRUBBING

31 21 13 11/18 RADON MITIGATION

31 23 06.00 02/21, CHG 1: 11/21 BLASTING - SURFACE

31 31 16.13 08/22 CHEMICAL TERMITE CONTROL

31 66 13 02/19 RIGID INCLUSIONS

DIVISION 32 - EXTERIOR IMPROVEMENTS

32 05 33 08/17 LANDSCAPE ESTABLISHMENT

32 11 20 05/22 BASE COURSE FOR RIGID AND SUBBASE FOR

FLEXIBLE PAVING

32 11 23.23 08/22 BASE COURSE DRAINAGE AND SEPARATION

LAYERS

32 12 13 05/17 BITUMINOUS TACK AND PRIME COATS

32 12 16.16 11/20 ROAD-MIX ASPHALT PAVING

32 13 13.06 05/20 PORTLAND CEMENT CONCRETE PAVEMENT FOR

ROADS AND SITE FACILITIES

32 13 73.19 11/19 COMPRESSION CONCRETE PAVING JOINT

SEALANT

32 15 00 05/17 AGGREGATE SURFACING

32 16 19 05/18 CONCRETE CURBS, GUTTERS AND SIDEWALKS

32 17 23 08/16, CHG 5: 11/18 PAVEMENT MARKINGS

32 31 13.53 11/21 HIGH-SECURITY FENCES (CHAIN LINK) AND

GATES

32 92 19 08/17, CHG 1: 08/21 SEEDING

32 93 00 08/17, CHG 1: 08/21 EXTERIOR PLANTS

DIVISION 33 - UTILITIES

33 11 00 02/18, CHG 1: 02/22 WATER UTILITY DISTRIBUTION PIPING

33 30 00 05/18 SANITARY SEWERAGE

33 40 00 11/21 STORMWATER UTILITIES

33 46 13 05/20 FOUNDATION DRAINAGE

33 46 16 05/18 SUBDRAINAGE PIPING

33 71 01 05/19, CHG 1: 11/19 OVERHEAD TRANSMISSION AND DISTRIBUTION

33 71 02 08/21 UNDERGROUND ELECTRICAL DISTRIBUTION

33 82 00 04/06 TELECOMMUNICATIONS OUTSIDE PLANT (OSP)

DIVISION 41 - MATERIAL PROCESSING AND HANDLING EQUIPMENT

41 22 13.14 11/19, CHG 1: 02/21 BRIDGE CRANES, OVERHEAD ELECTRIC, TOP

RUNNING

41 22 13.15 11/22 BRIDGE CRANES, OVERHEAD ELECTRIC,

UNDER RUNNING TROLLEY

-- End of Project Table of Contents --

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SECTION 26 24 13

SWITCHBOARDS

08/21

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI C12.1 (2014; Errata 2016) Electric Meters - Code for Electricity Metering

ASTM INTERNATIONAL (ASTM)

ASTM A780/A780M (2020) Standard Practice for Repair of Damaged and Uncoated Areas of Hot-Dip Galvanized Coatings

ASTM D709 (2017) Standard Specification for Laminated Thermosetting Materials

ASTM D1535 (2014; R 2018) Standard Practice for Specifying Color by the Munsell System

INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)

IEEE 81 (2012) Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Ground System

IEEE 100 (2000; Archived) The Authoritative Dictionary of IEEE Standards Terms

IEEE C2 (2017; Errata 1-2 2017; INT 1 2017) National Electrical Safety Code

IEEE C57.12.28 (2014) Standard for Pad-Mounted Equipment

- Enclosure Integrity

INTERNATIONAL ELECTRICAL TESTING ASSOCIATION (NETA)

NETA ATS (2021) Standard for Acceptance Testing Specifications for Electrical Power Equipment and Systems

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

ANSI/NEMA PB 2.1 (2013) General Instructions for Proper Handling, Installation, Operation and Maintenance of Deadfront Distribution Switchboards Rated 600 V or Less

SECTION 26 24 13 Page 1

NEMA ICS 6 (1993; R 2016) Industrial Control and Systems: Enclosures

NEMA PB 2 (2011) Deadfront Distribution Switchboards

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2023) National Electrical Code

UNDERWRITERS LABORATORIES (UL)

UL 467 (2022) UL Standard for Safety Grounding and Bonding Equipment

UL 489 (2016; Rev 2019) UL Standard for Safety Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures

UL 891 (2019) UL Standard for Safety Switchboards

1.2 RELATED REQUIREMENTS

Section 26 08 00 APPARATUS INSPECTION AND TESTING applies to this section, with the additions and modifications specified herein.

1.3 DEFINITIONS

Unless otherwise specified or indicated, electrical and electronics terms used in these specifications, and on the drawings, are as defined in

IEEE 100 .

1.4 SUBMITTALS

Government approval is required for submittals with a "G" or "S" classification. Submittals not having a "G" or "S" classification are for Contractor Quality Control approval. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Switchboard Drawings

SD-03 Product Data

Switchboard

SD-06 Test Reports

Switchboard Design Tests

Switchboard Production Tests

Acceptance Checks and Tests

SD-10 Operation and Maintenance Data

Switchboard Operation and Maintenance, Data Package 5

SD-11 Closeout Submittals

SECTION 26 24 13 Page 2

Assembled Operation and Maintenance Manuals

Equipment Test Schedule

Service Entrance Available Fault Current Label

1.5 QUALITY ASSURANCE

1.5.1 Product Data

Include manufacturer's information on each submittal for each component, device and accessory provided with the switchboard including:

a. Circuit breaker type, interrupting rating, and trip devices, including available settings.

b. Manufacturer's instruction manuals and published time-current curves (in electronic format) of the main secondary breaker and largest secondary feeder device.

1.5.2 Switchboard Drawings

Include wiring diagrams and installation details of equipment indicating proposed location, layout and arrangement, control panels, accessories, piping, ductwork, and other items that must be shown to ensure a coordinated installation. Identify circuit terminals on wiring diagrams and indicate the internal wiring for each item of equipment and the interconnection between each item of equipment. Indicate on the drawings adequate clearance for operation, maintenance, and replacement of operating equipment devices. Include the nameplate data, size, and capacity on submittal. Also include applicable federal, military, industry, and technical society publication references on submittals.

Include the following:

a. One-line diagram including breakers, current transformers, meters, etc.

b. Outline drawings including front elevation, section views, footprint, and overall dimensions.

c. Bus configuration including dimensions and ampere ratings of bus bars.

d. Markings and NEMA nameplate data.

e. Circuit breaker type, interrupting rating, and trip devices, including available settings.

f. Wiring diagrams and elementary diagrams with terminals identified, and indicating prewired interconnections between items of equipment and the interconnection between the items.

g. Manufacturer's instruction manuals and published time-current curves (in electronic format) of the main secondary breaker and largest secondary feeder device. Use this information (designer of record) to provide breaker settings that ensures protection and coordination are achieved. For Navy installations, provide electronic format curves using SKM's Power Tools for Windows device library electronic format or EasyPower device library format depending on installation modeling software requirements.

SECTION 26 24 13 Page 3

1.5.3 Regulatory Requirements

In each of the publications referred to herein, consider the advisory provisions to be mandatory, as though the word, "shall" or "must" had been substituted for "should" wherever it appears. Interpret references in these publications to the "authority having jurisdiction," or words of similar meaning, to mean the Contracting Officer. Provide equipment, materials, installation, and workmanship in accordance with the mandatory and advisory provisions of NFPA 70 unless more stringent requirements are specified or indicated.

1.5.4 Standard Products

Provide materials and equipment that are products of manufacturers regularly engaged in the production of such products which are of equal material, design and workmanship, and:

a. Have been in satisfactory commercial or industrial use for 2 years prior to bid opening including applications of equipment and materials under similar circumstances and of similar size.

b. Have been on sale on the commercial market through advertisements, manufacturers' catalogs, or brochures during the 2-year period.

c. Where two or more items of the same class of equipment are required, provide products of a single manufacturer; however, the component parts of the item need not be the products of the same manufacturer unless stated in this section.

1.5.4.1 Alternative Qualifications

Products having less than a 2-year field service record will be acceptable if a certified record of satisfactory field operation for not less than 6000 hours, exclusive of the manufacturers' factory or laboratory tests, is furnished.

1.5.4.2 Material and Equipment Manufacturing Date

Products manufactured more than one year prior to date of delivery to site are not acceptable.

1.6 MAINTENANCE

1.6.1 Switchboard Operation and Maintenance Data

Submit Operation and Maintenance Manuals in accordance with Section

01 78 23 OPERATION AND MAINTENANCE DATA.

1.6.2 Assembled Operation and Maintenance Manuals

Assemble and securely bind manuals in durable, hard covered, water resistant binders. Assemble and index the manuals in the following order with a table of contents:

a. Manufacturer's O&M information required by the paragraph SD-10, OPERATION AND MAINTENANCE DATA.

b. Catalog data required by the paragraph SD-03, PRODUCT DATA.

SECTION 26 24 13 Page 4

c. Drawings required by the paragraph SD-02, SHOP DRAWINGS.

d. Prices for spare parts and supply list.

e. Information on metering.

f. Design test reports.

g. Production test reports.

1.7 WARRANTY

Provide equipment items that are supported by service organizations reasonably convenient to the equipment installation in order to render satisfactory service to the equipment on a regular and emergency basis during the warranty period of the contract.

PART 2 PRODUCTS

2.1 PRODUCT COORDINATION

Products and materials not considered to be switchboards and related accessories are specified in Section 33 71 02 UNDERGROUND ELECTRICAL DISTRIBUTION, and Section 26 20 00 INTERIOR DISTRIBUTION SYSTEM.

2.2 SWITCHBOARD

NEMA PB 2 and UL 891 .

2.2.1 Ratings

Provide equipment with the following ratings:

a. Voltage rating: as indicated.

b. Continuous current rating of the main bus: as indicated.

c. Short-circuit current rating: as indicated.

d. Where indicate, UL listed and labeled as service entrance equipment.

2.2.2 Construction

Provide the following:

a. Switchboard: consisting of one or more vertical sections bolted together to form a rigid assembly aligned as indicated.

b. All circuit breakers: front accessible.

c. Rear aligned switchboards: not to be used. Front accessible load connections.

d. Where indicated, "space for future" or "space" means to include a vertical bus provided behind a blank front cover. Where indicated, "provision for future" means full hardware provided to mount a breaker suitable for the location.

SECTION 26 24 13 Page 5

e. Completely factory engineered and assembled, including protective devices and equipment indicated with necessary interconnections, instrumentation, and control wiring.

2.2.2.1 Enclosure

Provide the following:

a. Enclosure: NEMA ICS 6 Type 1.

b. Enclosure: Front accessible only. Bolted together with removable bolt-on sides.

c. Base: includes any part of enclosure that is within 3 inches of concrete pad.

d. Paint color: ASTM D1535 light gray No. 61 or No. 49 over rust inhibitor.

e. Paint coating system: comply with IEEE C57.12.28 for galvanized steel.

2.2.2.2 Bus Bars

Provide the following:

a. Bus bars: copper with silver-plated contact surfaces.

(1) Phase bus bars: uninsulated.

(2) Neutral bus: rated 100 percent of the main bus continuous current rating.

b. Make bus connections and joints with hardened steel bolts.

c. Main-bus (through bus): rated at the full ampacity of the main throughout the switchboard.

d. Minimum one-quarter by 2 inch copper ground bus secured to each vertical section along the entire length of the switchboard.

2.2.2.3 Main Section

Provide the main section consisting of individually mounted molded-case or insulated-case circuit breakers for the main and branch devices as indicated. Provide metering..

2.2.2.4 Distribution Sections

Provide the distribution section (sw) consisting of molded-case circuit or insulated-case breakers as indicated.

2.2.3 Protective Device

Provide main and branch protective devices as indicated.

2.2.3.1 Molded-Case Circuit Breaker

Provide the following:

SECTION 26 24 13 Page 6

a. UL 489 . UL listed and labeled, standard rated branch breakers, low voltage molded-case or insulated-case circuit breaker, with a short-circuit current rating as indicated.

b. Breaker frame size: as indicated.

c. Series rated circuit breakers are unacceptable.

2.2.4 Electronic Trip Units

Equip breakers as indicated with a solid-state tripping system consisting of three current sensors and a microprocessor-based trip unit that provides true rms sensing adjustable time-current circuit protection.

Include the following:

a. Current sensors ampere rating: as indicated.

b. Trip unit ampere rating: as indicated, amperes.

c. Ground fault protection: as indicated and required by the NEC.

d. Electronic trip units: provide additional features as indicated:

(1) Electronic Breakers: include long delay pick-up and time settings, and LED indication of cause of circuit breaker trip.

(2) Main breakers: include short delay pick-up and time settings, instantaneous settings and ground fault settings as indicated and where required by code.

(3) Distribution breakers: include short delay pick-up and time settings, instantaneous settings, and ground fault settings as indicated.

(4) Main Breakers: include a digital display for phase and ground current.

(5) Main Breakers: include a digital display for watts, vars, VA, kWh, kvarh, and kVAh.

(6) For electronic trip units that are rated for or can be adjusted to 1,200 amperes or higher, provide arc energy reduction capability with an energy-reducing maintenance switch with local status indicator.

2.2.5 Metering

a. Section 26 27 14.00 20 Electrical Metering.

2.3 MANUFACTURER'S NAMEPLATE

Provide a nameplate on each item of equipment bearing the manufacturer's name, address, model number, and serial number securely affixed in a conspicuous place; the nameplate of the distributing agent is not acceptable. This nameplate and method of attachment may be the manufacturer's standard if it contains the required information.

SECTION 26 24 13 Page 7

2.4 FIELD FABRICATED NAMEPLATES

ASTM D709. Provide laminated plastic nameplates for each switchboard, equipment enclosure, relay, switch, and device; as specified in this section or as indicated on the drawings. Identify on each nameplate inscription the function and, when applicable, the position. Provide nameplates of melamine plastic, 0.125 inch thick, white with black center core. Provide matte finish surface. Provide square corners. Accurately align lettering and engrave into the core. Provide nameplates with minimum size of one by 2.5 inches. Provide lettering that is a minimum of

0.25 inch high normal block style.

2.5 SOURCE QUALITY CONTROL

2.5.1 Equipment Test Schedule

The Government reserves the right to witness tests. Provide equipment test schedules for tests to be performed at the manufacturer's test facility. Submit required test schedule and location, and notify the Contracting Officer 30 calendar days before scheduled test date. Notify Contracting Officer 15 calendar days in advance of changes to scheduled date.

Provide the following as part of test equipment calibration:

a. Provide a calibration program which assures that all applicable test instruments are maintained within rated accuracy.

b. Accuracy: Traceable to the National Institute of Standards and Technology.

c. Instrument calibration frequency schedule: less than or equal to 12 months for both test floor instruments and leased specialty equipment.

d. Dated calibration labels: visible on all test equipment.

e. Calibrating standard: higher accuracy than that of the instrument tested.

f. Keep up-to-date records that indicate dates and test results of instruments calibrated or tested. For instruments calibrated by the manufacturer on a routine basis, in lieu of third party calibration, include the following:

(1) Maintain up-to-date instrument calibration instructions and procedures for each test instrument.

(2) Identify the third party/laboratory calibrated instrument to verify that calibrating standard is met.

2.5.2 Switchboard Design Tests

NEMA PB 2 and UL 891 .

2.5.2.1 Design Tests

Furnish documentation showing the results of design tests on a product of the same series and rating as that provided by this specification.

SECTION 26 24 13 Page 8

a. Short-circuit current test.

b. Enclosure tests.

c. Dielectric test.

2.5.3 Switchboard Production Tests

NEMA PB 2 and UL 891 . Furnish reports which include results of production tests performed on the actual equipment for this project. These tests include:

a. 60-hertz dielectric tests.

b. Mechanical operation tests.

c. Electrical operation and control wiring tests.

d. Ground fault sensing equipment test.

2.6 COORDINATED POWER SYSTEM PROTECTION

Provide a power system study as specified in Section 26 28 01.00 10

COORDINATED POWER SYSTEM PROTECTION.

2.7 ARC FLASH WARNING LABEL

Provide warning label for switchboards. Locate this self-adhesive warning label on the outside of the enclosure warning of potential electrical arc flash hazards and appropriate PPE required. Provide label format as indicated.

2.8 SERVICE ENTRANCE AVAILABLE FAULT CURRENT LABEL

Provide label on exterior of switchboards used as service equipment listing the maximum available fault current at that location. Include on the label the date that the fault calculation was performed and the contact information for the organization that completed the calculation.

Locate this self-adhesive warning label on the outside of the switchboard. Provide label format as indicated.

PART 3 EXECUTION

3.1 INSTALLATION

Conform to IEEE C2 , NFPA 70 , and to the requirements specified herein.

Provide new equipment and materials unless indicated or specified otherwise.

3.2 GROUNDING

NFPA 70 and IEEE C2 , except that grounds and grounding systems with a resistance to solid earth ground not exceeding 25 ohms.

3.2.1 Grounding Electrodes

Provide driven ground rods as specified in Section 33 71 02 UNDERGROUND ELECTRICAL DISTRIBUTION and other applications sections of the specifications. Connect ground conductors to the upper end of the ground

SECTION 26 24 13 Page 9 rods by exothermic weld or compression connector. Provide compression connectors at equipment end of ground conductors. Connector in test wells shall be the reversable type.

3.2.2 Equipment Grounding

Provide bare copper cable not smaller than No. 4/0 AWG not less than 24 inches below grade connecting to the indicated ground rods. When work in addition to that indicated or specified is directed to obtain the specified ground resistance, the provision of the contract covering "Changes" applies.

3.2.3 Connections

Make joints in grounding conductors and loops by exothermic weld or compression connector. Install exothermic welds and compression connectors as specified in Section 33 71 02 UNDERGROUND ELECTRICAL DISTRIBUTION. Do not use welds or exothermic welds on magazine reinforcement bars. See the drawings and other specification section for additional grounding and bonding requirements for the magazines.

3.2.4 Grounding and Bonding Equipment

UL 467 , except as indicated or specified otherwise.

3.3 INSTALLATION OF EQUIPMENT AND ASSEMBLIES

Install and connect equipment furnished under this section as indicated on project drawings, the approved shop drawings, and as specified herein.

3.3.1 Switchboard

ANSI/NEMA PB 2.1 .

3.3.2 Meters and Instrument Transformers

ANSI C12.1 .

3.3.3 Field Applied Painting

Where field painting of enclosures is required to correct damage to the manufacturer's factory applied coatings, provide manufacturer's recommended coatings and apply in accordance with manufacturer's instructions.

3.3.4 Galvanizing Repair

Repair damage to galvanized coatings using ASTM A780/A780M , zinc rich paint, for galvanizing damaged by handling, transporting, cutting, welding, or bolting. Do not heat surfaces that repair paint has been applied to.

3.3.5 Field Fabricated Nameplate Mounting

Provide number, location, and letter designation of nameplates as indicated. Fasten nameplates to the device with a minimum of two sheet-metal screws or two rivets.

SECTION 26 24 13 Page 10

3.4 FOUNDATION FOR EQUIPMENT AND ASSEMBLIES

3.4.1 Interior Location

For floor mounted switchboards, mount switchboard on concrete slab as follows:

a. Unless otherwise indicated, provide the slab with dimensions at least 3-1/2 inches thick.

b. Install slab such that the top of the concrete slab is approximately 4 inches above the finished grade.

c. Provide edges above grade 1/2 inch chamfer.

d. Provide slab of adequate size to project at least 8 inches beyond the equipment.

e. Provide conduit turnups and cable entrance space required by the equipment to be mounted.

f. Seal voids around conduit openings in slab with water- and oil-resistant caulking or sealant.

g. Cut off and bush conduits 3 inches above slab surface.

h. Provide concrete work as specified in Section 03 30 00 CAST-IN-PLACE

CONCRETE.

3.5 FIELD QUALITY CONTROL

3.5.1 Performance of Acceptance Checks and Tests

Perform in accordance with the manufacturer's recommendations and include the following visual and mechanical inspections and electrical tests, performed in accordance with NETA ATS.

3.5.1.1 Switchboard Assemblies

a. Visual and Mechanical Inspection

(1) Compare equipment nameplate data with specifications and approved shop drawings.

(2) Inspect physical, electrical, and mechanical condition.

(3) Verify appropriate anchorage, required area clearances, and correct alignment.

(4) Clean switchboard and verify shipping bracing, loose parts, and documentation shipped inside cubicles have been removed.

(5) Inspect all doors, panels, and sections for paint, dents, scratches, fit, and missing hardware.

(6) Verify that circuit breaker sizes and types correspond to approved shop drawings as well as to the circuit breaker’s address for microprocessor-communication packages.

SECTION 26 24 13 Page 11

(7) Inspect all bolted electrical connections for high resistance using low-resistance ohmmeter, verifying tightness of accessible bolted electrical connections by calibrated torque-wrench method, or performing thermographic survey.

(8) Confirm correct operation and sequencing of electrical and mechanical interlock systems.

(9) Confirm correct application of manufacturer's recommended lubricants.

(10) Inspect insulators for evidence of physical damage or contaminated surfaces.

(11) Verify correct barrier installation and operation.

(12) Exercise all active components.

(13) Inspect all mechanical indicating devices for correct operation.

(14) Verify that filters are in place and vents are clear.

(15) Test operation, alignment, and penetration of instrument transformer withdrawal disconnects.

(16) Inspect control power transformers.

b. Electrical Tests

(1) Perform insulation-resistance tests on each bus section.

(2) Perform dielectric withstand voltage tests.

(3) Perform insulation-resistance test on control wiring; Do not perform this test on wiring connected to solid-state components.

(4) Perform control wiring performance test.

(5) Perform primary current injection tests on the entire current circuit in each section of assembly.

3.5.1.2 Circuit Breakers

Low Voltage Molded Case with Solid State Trips

a. Visual and Mechanical Inspection

(1) Compare nameplate data with specifications and approved shop drawings.

(2) Inspect circuit breaker for correct mounting.

(3) Operate circuit breaker to ensure smooth operation.

(4) Inspect case for cracks or other defects.

(5) Inspect all bolted electrical connections for high resistance using low resistance ohmmeter, verifying tightness of accessible bolted connections and/or cable connections by calibrated

SECTION 26 24 13 Page 12 torque-wrench method, or performing thermographic survey.

(6) Inspect mechanism contacts and arc chutes in unsealed units.

b. Electrical Tests

(1) Perform contact-resistance tests.

(2) Perform insulation-resistance tests.

(3) Perform Breaker adjustments for final settings in accordance with Government provided settings.

(4) Perform long-time delay time-current characteristic tests

(5) If applicable, Determine short-time pickup and delay by primary current injection.

(6) If applicable, Determine ground-fault pickup and time delay by primary current injection.

(7) If applicable, Determine instantaneous pickup current by primary injection.

(8) If applicable, Verify correct operation of any auxiliary features such as trip and pickup indicators, zone interlocking, electrical close and trip operation, trip-free, and anti-pump function.

3.5.1.3 Current Transformers

a. Visual and Mechanical Inspection

(1) Compare equipment nameplate data with specifications and approved shop drawings.

(2) Inspect physical and mechanical condition.

(3) Verify correct connection.

(4) Verify that adequate clearances exist between primary and secondary circuit.

(5) Inspect all bolted electrical connections for high resistance using low-resistance ohmmeter, verifying tightness of accessible bolted electrical connections by calibrated torque-wrench method, or performing thermographic survey.

(6) Verify that all required grounding and shorting connections provide good contact.

b. Electrical Tests

(1) Perform resistance measurements through all bolted connections with low-resistance ohmmeter, if applicable.

(2) Perform insulation-resistance tests.

(3) Perform polarity tests.

SECTION 26 24 13 Page 13

(4) Perform ratio-verification tests.

3.5.1.4 Metering and Instrumentation

a. Visual and Mechanical Inspection

(1) Compare equipment nameplate data with specifications and approved shop drawings.

(2) Inspect physical and mechanical condition.

(3) Verify tightness of electrical connections.

b. Electrical Tests

(1) Determine accuracy of meters at 25, 50, 75, and 100 percent of full scale.

(2) Calibrate watthour meters according to manufacturer's published data.

(3) Verify all instrument multipliers.

(4) Electrically confirm that current transformer and voltage transformer secondary circuits are intact.

3.5.1.5 Grounding System

a. Visual and Mechanical Inspection

(1) Inspect ground system for compliance with contract plans and specifications.

b. Electrical Tests

(1) IEEE 81 . Perform ground-impedance measurements utilizing the fall-of-potential method. On systems consisting of interconnected ground rods, perform tests after interconnections are complete.

On systems consisting of a single ground rod perform tests before any wire is connected. Take measurements in normally dry weather, not less than 48 hours after rainfall. Use a portable ground resistance tester in accordance with manufacturer's instructions to test each ground or group of grounds. Use an instrument equipped with a meter reading directly in ohms or fractions thereof to indicate the ground value of the ground rod or grounding systems under test.

(2) Submit the measured ground resistance of each ground rod and grounding system, indicating the location of the rod and grounding system. Include the test method and test setup (i.e., pin location) used to determine ground resistance and soil conditions at the time the measurements were made.

3.5.2 Follow-Up Verification

Upon completion of acceptance checks, settings, and tests, show by demonstration in service that circuits and devices are in good operating condition and properly performing the intended function. Trip circuit

SECTION 26 24 13 Page 14 breakers by operation of each protective device. Test each item to perform its function not less than three times. As an exception to requirements stated elsewhere in the contract, provide the Contracting Officer five working days advance notice of the dates and times for checks, settings, and tests.

-- End of Section --

SECTION 26 24 13 Page 15

SECTION 26 24 13 Page 16

SECTION 26 27 14.00 20

ELECTRICITY METERING

02/21, CHG 1: 05/21

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI C12.1 (2014; Errata 2016) Electric Meters - Code for Electricity Metering

AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING

ENGINEERS (ASHRAE)

ASHRAE 90.1 - IP (2019; Errata 1 2019; Errata 2-6 2020;

Addenda BY-CP 2020; Addenda AF-DB 2020;

Addenda A-G 2020; Addenda F-Y 2021;

Errata 7-8 2021; Interpretation 1-6 2021;

Addenda AS-BF 2022) Energy Standard for Buildings Except Low-Rise Residential Buildings

ASHRAE 90.1 - SI (2019; Errata 1-4 2020; Addenda BY-CP 2020; Addenda AF-DB 2020; Addenda A-G 2020; Addenda F-Y 2021; Errata 5-7 2021;

Interpretation 1-4 2020; Interpretation 5-8 2021; Addenda AU-BF 2020) Energy Standard for Buildings Except Low-Rise Residential Buildings

INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)

IEEE C37.90.1 (2013) Standard for Surge Withstand Capability (SWC) Tests for Relays and Relay Systems Associated with Electric Power Apparatus

IEEE C57.13 (2016) Standard Requirements for Instrument Transformers

INTERNATIONAL ELECTRICAL TESTING ASSOCIATION (NETA)

NETA ATS (2021) Standard for Acceptance Testing Specifications for Electrical Power Equipment and Systems

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

ANSI C12.7 (2014) Requirements for Watthour Meter Sockets

SECTION 26 27 14.00 20 Page 1

ANSI C12.18 (2006; R 2016) Protocol Specification for ANSI Type 2 Optical Port

ANSI C12.20 (2015; E 2018) Electricity Meters - 0.1, 0.2, and 0.5 Accuracy Classes

NEMA C12.19 (2021) Utility Industry End Device Data Tables

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2023) National Electrical Code

1.2 SUBMITTALS

Government approval is required for submittals with a "G" or "S" classification. Submittals not having a "G" or "S" classification are for Contractor Quality Control approval. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES, the CONTRACT CLAUSES and DD Form 1423:

Technical data packages consisting of technical data and computer software (meaning technical data which relates to computer software) which are specifically identified in this project and which may be defined/required in other specifications must be delivered strictly in accordance with the CONTRACT CLAUSES and in accordance with the Contract Data Requirements List, DD Form 1423. Data delivered must be identified by reference to the particular specification paragraph against which it is furnished. All submittals not specified as technical data packages are considered 'shop drawings' under the Federal Acquisition Regulation Supplement (FARS) and must contain no proprietary information and be delivered with unrestricted rights.

SD-02 Shop Drawings

Installation Drawings; G

SD-03 Product Data

Electricity Meters; G

The most recent meter product data must be submitted as a Technical Data Package and must be licensed to the project site.

Any software must be submitted on CD-ROM and 3 hard copies of the software user manual must be submitted for each piece of software provided.

Current Transformer; G

Potential Transformer; G

External Communications Devices; G

Configuration Software; G

The most recent version of the configuration software for each type (manufacturer and model) must be submitted as a Technical Data Package and must be licensed to the project site. Software must be submitted on CD-ROM and 2 hard copies of the software user

SECTION 26 27 14.00 20 Page 2 manual must be submitted for each piece of software provided.

SD-06 Test Reports

Acceptance Checks and Tests; G

System Functional Verification; G

Building Meter Installation Sheet, per Building; G

Meter Configuration Template; G

Contractor must fill in the meter configuration template and submit to the Activity for concurrence.

Meter Configuration Report; G

The meter configuration report must be submitted as a Technical Data Package.

SD-10 Operation and Maintenance Data

Electricity Meters and Accessories, Data Package 5; G

Submit operation and maintenance data in accordance with Section 01 78 23 OPERATION AND MAINTENANCE DATA and as specified herein.

SD-11 Closeout Submittals

System Functional Verification; G

1.3 QUALITY ASSURANCE

1.3.1 Installation Drawings

Drawings must be provided in hard-copy and pdf electronic format, and must include but not be limited to the following:

a. Wiring diagrams with terminals identified of applicable kilowatt advanced meter, current transformers, potential transformers, protocol modules, communications interfaces, Ethernet connections, .

For each typical meter installation, provide a diagram.

b. One-line diagram, including meters, switch(es), current transformers, potential transformers, protocol modules, communications interfaces, Ethernet connections, and fuses. For each typical meter installation, provide a diagram. Provide one-line diagram to the local Public Works department.

1.3.2 Standard Products

Provide materials and equipment that are products of manufacturers regularly engaged in the production of such products which are of equal material, design and workmanship. Products must have been in satisfactory commercial or industrial use for one year prior to bid opening. The one-year period must include applications of equipment and materials under similar circumstances and of similar size. The product, or an earlier release of the product, must have been on sale on the commercial market through advertisements, manufacturers catalogs, or brochures during the

SECTION 26 27 14.00 20 Page 3 prior one-year period. Where two or more items of the same class of equipment are required, these items must be products of a single manufacturer; however, the component parts of the item need not be the products of the same manufacturer unless stated in this section.

1.3.3 Material and Equipment Manufacturing Data

Products manufactured more than 1 year prior to date of delivery to site must not be used, unless specified otherwise.

1.4 MAINTENANCE

1.4.1 Additions to Operation and Maintenance Data

In addition to requirements of Data Package 5, include the following on the actual electricity meters and accessories provided:

a. A condensed description of how the system operates

b. Block diagram indicating major assemblies

c. Troubleshooting information

d. Preventive maintenance

e. Prices for spare parts and supply list

1.5 WARRANTY

The equipment items and software must be supported by service organizations which are reasonably convenient to the equipment installation in order to render satisfactory service to the equipment and software on a regular and emergency basis during the warranty period of the contract.

1.6 SYSTEM DESCRIPTION

1.6.1 System Requirements

Electricity metering, consisting of meters and associated equipment, will be used to record the electricity consumption and other values as described in the requirements that follow and as shown on the drawings.

Communication system requirements are contained in a separate specification section as identified in paragraph COMMUNICATIONS INTERFACES.

1.6.2 Selection Criteria

Metering components and software are part of a system that includes the physical meter, data recorder function and communications method. Every building site identified must include sufficient metering components to measure the electrical parameters identified and to store and communicate the values as required.

Contractor must verify that the electricity meter installed on any building site is compatible with the base-wide metering system with respect to the types of meters selected and the method used to program the meters for initial use. Software and meter programming tools are necessary to set up the meters described by this specification. New software tools different from the meter programming methods currently used by base

SECTION 26 27 14.00 20 Page 4 personnel will require an Authority to Operate (ATO) by Command Information Office at the Enterprise level.

PART 2 PRODUCTS

2.1 ELECTRICITY METERS AND ACCESSORIES

Provide meter(s) and connect the meter(s) to the existing AMI DAS and BAS. The contractor must use the existing government laptop computers to configure the meter using existing software loaded on the computer. The contractor will not be allowed to modify any software or add any additional software to the computer. Alternatively, the government will configure the meter(s), which must be compatible with the existing system, using existing software. Contractor must insure that the meter(s) will transmit the specified data to the DAS. Contact local Public Works department and confirm the EIG Shark 270 revenue meter is the meter to be used at each of the two building services.

2.1.1 Physical and Common Requirements

a. Provide metering system components that meet the current requirements at this facility. Provide Meter configuration template.

b. Meter must have NEMA 3R enclosure for surface mounting with bottom or rear penetrations.

c. Surge withstand capability must conform to IEEE C37.90.1 .

d. Use #12 SIS (XHHW, or equivalent) wiring with ring lugs for all meter connections. Color code and mark the conductors as follows:

(1) Red - Phase A CT - C1

(2) Orange - Phase B CT - C2

(3) Brown - Phase C CT - C3

(4) Gray with white stripe - neutral current return - C0

(5) Black - Phase A voltage - V1

(6) Yellow - Phase B voltage - V2

(7) Blue - Phase C voltage - V3

(8) White - Neutral voltage

2.1.2 Potential Transformer Requirements

a. Meter must be capable of connection to the service voltage phases and magnitude being monitored. If the meter is not rated for the service voltage, provide suitable potential transformers to send an acceptable voltage to the meter.

b. Provide one fuse per phase, Class RK type, to protect the voltage input to the meter. Size fuses as recommended by the meter manufacturer. Fusing must either be inside the secondary compartment of the transformer or inside the same enclosure as the CT shorting device.

c. Potential transformers will be used to convert 480 volt inputs to 120 volts for the locations shown on the metering schedule. Potential transformers must be rated indoor or outdoor, as required for the specific application. Voltage rating must provide 120 volts, wye-connected, 3 phase, 4 wire, 60 Hz, insulation class, 600 volts.

Potential transformers BIL must be 10 kV and must have an accuracy class of 0.3 at burdens w, x, and y. Thermal rating must be 500 VA.

SECTION 26 27 14.00 20 Page 5

2.1.3 Current Transformer Requirements

a. Current transformer must be installed with a rating as shown in the schedule.

b. Current transformers must have an Accuracy Class of 0.15 (with a maximum error of plus/minus 0.3 percent at 5.0 amperes) when operating within the specified rating factor.

c. Current transformers must be solid-core, bracket-mounted for new installations using ring-tongue lugs for electrical connections.

Current transformers must be accessible and the associated wiring must be installed in an organized and neat workmanship arrangement.

Current transformers that are retrofitted onto existing switchgear busbar can be a busbar split-core design.

d. Current transformers must have:

(1) Insulation Class: All 600 volt and below current transformers must be rated 10 KV BIL.

(2) Frequency: Nominal 60 Hz.

(3) Burden: Burden class must be selected for the load.

(4) Phase Angle Range: 0 to 60 degrees.

e. Meter must accept current input from standard instrument transformers (5A secondary current transformers).

f. Current inputs must have a continuous rating in accordance with

IEEE C57.13 .

g. Provide one single-ratio current transformer for each phase per power transformer with characteristics required for the installation.

2.1.4 Meter Requirements

Meter must be compatible with and must meet the specific requirements of the facility. Incompatible product is not acceptable. All meters must meet NAVFAC Cyber Security Requirements.

Electricity meters must include the following features:

a. Meter must comply with ANSI C12.1 , NEMA C12.19 , and ANSI C12.20 and must match existing AMI meter system at the installation and be the newest version with ATO.

b. Meter sockets must comply with ANSI C12.7 .

c. Provide socket-mounted or panel mounted meters.

d. Meter must be a Class 20, transformer rated design.

e. Meter must be rated for use at temperature from minus 40 degrees Centigrade to plus 70 degrees Centigrade.

f. The meters must have an electronic demand recording register and must

SECTION 26 27 14.00 20 Page 6 be secondary reading as indicated. The register must be used to indicate maximum kilowatt demand as well as cumulative or continuously cumulative demand. Demand must be measured on a block-interval basis and must be capable of a 5 to 60 minute interval and initially set to a 15-minute interval. It must have provisions to be programmed to calculate demand on a rolling interval basis. Meter readings must be true RMS.

g. The meter electronic register must be of modular design with non-volatile data storage.