PARTIAL MEDIUM VOLTAGE SINGLE LINE DIAGRAM.pdf

BREAKER #5

480/277V E

1600A

SB-1

E

T1C 13,800V - 480Y/277V 1150 kVA

PAD-MOUNT TRANSFORMER

6.1 %Z MINIMUM IMPEDANCE

PRIMARY TAP SELECTOR

SWITCH

SEED OIL FILLED

T1C SWITCH IN

TRANSFORMER

E SB-1

1600A E

DEMO

OLD TIC

DEMO

DEMO

E

ABANDON

IN PLACE

13,800V

HILLCREST BUSE

GROUND RELAY

OVERCURRENT RELAY

HILLSCREST-MAIN

TAP FEEDER IN MANHOLE

PROVIDE LOAD BREAK ELBOWS.

T1C SWITCH

BLDG #1

UNIT SUB

SB-1

DEMO

TO

XFMR T4

TO

XFMR T1

TAP

MAIN SUBSTATION SWITCHGEAR

BLDG 15

HILLCREST UTILITY FEEDER

13,800V

C O

GROUND RELAY

OVERCURRENT RELAY

3#2 MV-105 15kV CABLE, #2 600V, CU GROUND

CONNECT TO SB-1 MAIN BREAKER

EX EX

REMOVE OLD FEEDER

100E BAY-O-NET FUSE

LIGHTNING ARRESTORS

CURRENT LIMITING FUSE

Project Number

Building Number

Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

BID DOCUMENTS

FULLY SPRINKLERED

Office of Construction and Facilities Management

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD FFE Inc Engineering and Technical Services 110 Boggs Lane, Suite 170 Springdale, OH 45246 513-522-0956

STAMPCONSULTANT

321 4 5 6 7 8 9 10

603-20-505

Louisville, KY

UPGRADE 480V

ELECTRICAL SYSTEM

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PARTIAL MEDIUM VOLTAGE

SINGLE-LINE DIAGRAM

03/01/21 JB HTRevisions: Date:

SCHEMATIC DESIGN 25% 11/06/20

BID DOCUMENTS 100% 03/12/21

1 PARTIAL MEDIUM VOLTAGE SINGLE-LINE DIAGRAM

G E N E R A L N O T E S

03/12/2021

BASE BID:

PROVIDE ALL WORK SHOWN ON DRAWINGS AND SPECIFICATIONS

DEDUCT ALTERNATES

ALT #1:

DEDUCT ALL ELECTRICAL WORK ASSOCIATED FOR ELECTRICAL RISER FOR AHU - 3, 5, 6, 7, 9, 12 AND 13. (PANELBOARD DAC-S) ELECTRICAL RISER FOR CHILLED WATER PUMP (PANELBOARD HB).

DEDUCT WORK FOR HVAC PUMPS. CONTROLS FOR AHU - 3, 5, 6, 7, 9, 12 AND 13. DEDUCT WORK FOR AHU-43 SUPPLY

FAN & EXHAUST FAN.

ALT #2:

DEDUCT ALL ELECTRICAL WORK CHILLED WATER PUMPS FOR AHU - 17, 23, 43.

ALT #3:

DEDUCT ALL ELECTRICAL WORK FOR CHILLED WATER PUMPS FOR AHU - 4A AND AHU - 8A (MCC IN ROOMS M-003).

PUMPS P1, P2, P3, P4. AHU - 8A AND EF8 MCC IN ROOM C-220.

ALT #4:

DEDUCT ALL ELECTRICAL WORK FOR AHU - 42 AND DX - 42 (PANELBOARD DP)