SPECS SWITCHBOARD.docx

TECHNICAL REQUIREMENTS

Electrical Power Distribution Hardware GENERAL: Aberdeen Test Center (ATC) is requesting the procurement of Electrical Power Distribution Hardware for the Accelerated Vehicle Durability Test (AVDS) facility being fabricated at ATC. The electrical power switchboard shall consist of four (4) electrical power switchboards; Square D Series 2 QED-2 Switchboard or equal, a distribution transformer and two (2) electrical circuit panelboards. The switchboard will be free-standing structures with 4 sections. Each section shall contain instrument compartments, circuit breakers or fusible overcurrent protection for electrical service rated up to 4000 Amps and 600 Vac.

The switchboard requirements are:

Designed and Tested in accordance with:

UL 891/NATIONAL ELECTRIC CODE/NEMA PB-2 System Voltage - 480Y/277V 3Ph 4W 60Hz System Ampacity - 4000A Source Description - Single Main Bussing - Silver Plated Copper Neutral Bus - 100% Max Available Fault Current (RMS) - 65kA Enclosure - Type 1 Accessibility: Front Only Equipment Nameplate Black Surface/White Letters, Adhesive (Factory Installed) Exterior Paint Color - ANSI 49 Lineup with MasterPact MTZ Breaker(s) Ground Lug provided for each device Copper Ground Bus Dimensions 1 - 42" Wide Section(s) 1 - 36" Wide Section(s) 2 - 48" Deep Enclosure(s)

Dimensions: 114.00" W X 48" Max DX 91.5" H Approximate Weight: 2654.00 lbs. / 1203.85 kgs.

Suitable for Use as Service Entrance Entry Point: Left of Lineup, Through the Bottom Connection Type: Cable Power Meter - PM5563RD 3 CTs PM5563 w/ Display - 3 phase 4 wire wye 4000A

Mains: 1 - 4000AF/4000AT 100% 3 Pole Stored Energy, Fixed Mounted Circuit Breaker, ANSI: Type MTZ2 Micrologic X 6.0, Long Time, Short Time, Instantaneous, Ground Fault DM - Energy Reduction Maintenance Setting (ERMS) Auxiliary Switches 4A-4B Overcurrent Trip Switch 1N1 B Form C Contact (SOE) Programmable Contact Module, ESM Contact Wear Indication - Visual Energy Reduction Maintenance Switch

The 4 Switchboards will individual feeder specifications.

Switchboard #1 Feeders:

1 - 100AT 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Thermal Magnetic Circuit Breaker: Type BJ 1 - 400AS/200AT 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Electronic Trip Circuit Breaker: Type LJ, Ammeter Trip Unit, Long Time, Short Time, Instantaneous 6 - 800AS/800A T 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Electronic Trip Circuit Breaker: Type PJ Ammeter Trip Unit, Long Time, Short Time, Instantaneous

Switchboard #2 Feeders:

2 - 125AT 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Thermal Magnetic Circuit Breaker: Type BJ 6 - 800AS/800A T 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Electronic Trip Circuit Breaker: Type PJ Ammeter Trip Unit, Long Time, Short Time, Instantaneous

Switchboard #3 Feeders:

1 - 125AT 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Thermal Magnetic Circuit Breaker: Type BJ 1 - 100AT 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Thermal Magnetic Circuit Breaker: Type BJ 6 - 800AS/800A T 480V 80% Rated 65 kA 3 Pole

Switchboard #4 Feeders:

1 - 125AT 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Thermal Magnetic Circuit Breaker: Type BJ 1 - 100AT 480V 80% Rated 65 kA 3 Pole UL, Group Mounted Thermal Magnetic Circuit Breaker: Type BJ 6 - 800AS/800A T 480V 80% Rated 65 kA 3 Pole

The transformer requirements are:

1 - EXN75T3HFCU-TRANSFORMER DRY TYPE 75KVA 480D208Y 115C

Transformer Type: DOE 2016 EX or EXN Transformer Rating: 75kVA Transformer Phase: Three Phase Primary Voltage: 480V Delta Secondary Voltage: 208Y/120V Transformer Taps: 6 - 2.5% 2+4- Taps Frequency: 60Hz Transformer Winding Material: Copper Sound Level: 44DB Insulation & Temperature: Class 220 (H), 115 Deg. C Enclosure Material: Standard Painted ANSI 49 Grey UL Labeled Primary Lug Kits: DASKP250 Secondary Lug Kits: DASKGS250

1 - DASKP250-PRIMARY LUG KIT 350 kcmil-6 STR

1 - DASKGS250-SECONDARY LUG KIT 350KCMIL-6STR

The Circuit Breaker Panelboards requirements are:

Circuit Panelboard Number 1 - NF ML Panel (INTERIOR)-NF Panelboard Consisting of 480Y/277V 3Ph 4W 60Hz SCCR: 65kA Fully Rated Main Lug Only: 250A Incoming Conductors: 1 - #6 - 350 kcmil Bus: 250A Rated Copper: Silver/Tin Plated CU Ground Bar 42 Circuit Interior Type 1,Box: 44H x 20W x 5.75D Incoming: Bottom Trim: Surface - Hinged Box Cat No: MH44 Front Cat No: NC44SHR Ref. Drawing: PBA550HR Feeders:

1 - 70A/3P EJB

36 - 20A/1P EJB Prepared Space

1 - 125A/3P EJB

Optional Features:

Standard Panel (Box Ahead),Copper Solid Neutral, Copper Ground Bar Standard Nameplate:

Engraved as Follows Line 1: PH3 Size: 3.50" Wide x 1.00" High (Std) Color: White Surface / Black Letters Plastic/Adhesive - Screw-on

1 - MH44-PANELBOARD ENCLOSURE

1 - NC44SHR-NF PANEL HINGED TRIM SURFACE 20WX44H,T-1

Circuit Panelboard Number 2 - NQ MB Panel (INTERIOR)-NQ Panelboard Consisting of 208Y/120V 3Ph 4W 60Hz SCCR: 25kA Fully Rated Single Main: 225A/3P QD Circuit Breaker Incoming Conductors: 1 - #4 - 300 kcmil Bus: 225A Rated Copper: Silver/Tin Plated CU Ground Bar 42 Circuit Interior Type 1,Box: 50H x 20W x 5.75D Incoming: Bottom Trim: Surface - Hinged Box Cat No: MH50 Front Cat No: NC50SHR Ref. Drawing: PBA707HR Feeders:

3 - 30A/2P QHB

5 - 20A/2P QHB

3 - 20A/1P QHB

6 - 15A/1P QHB

17 - 20A/1P QHB Prepared Space Optional Features:

Standard Panel (Box Ahead),Copper Solid Neutral, Copper Ground Bar Standard Nameplate:

Engraved as Follows Line 1: PL3 Size: 3.50" Wide x 1.00" High (Std.)

Color: White Surface / Black Letters Plastic/Adhesive - Screw-on

1 - MH50-PANELBOARD ENCLOSURE

1 - NC50SHR-NF PANEL HINGED TRIM SURFACE 20WX50H,T-1

Warranty: A manufactures warranty covering all hardware and software for a minimum of one (1) year from date of delivery shall be included.