Attachment 6 Panel block diagrams.pdf

PDF 167 KB Posted

Attached to
Upgrade Electrical Distribution and Lighting Panels in Buildings 1 & 2
Solicitation number
12805B20R0007
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ATTACHMENT 1: WORK AREAS

Bldg 1: Room 124

75 KVA transformer

480v primary

208Y/120v secondary

ACME Electric CAT #ME-1-53314-38

Located in Basement switchgear room

Panel Room 124

120-240V

200A

3 phase

W/ 200A main

4/0

1.1

.4

.3

Amp reading

Notes

• Replace transformer and electrical panel.

• Provide main circuit breaker for panel with main breaker not to exceed amp rating of the wire.

Bldg 1: Room 161

100KVA transformer

480V Primary

120/240 secondary

GE Model

9T23A2675

Panel PA

600A

120/240V

3 phase

Panel LA

225A

120/240V

1 phase

Basement Switchgear room

Panel LHA

225A

277/480V

3 phase

250A

200A

2/0

4 each

1/0

1/0

Notes

• Replace transformer.

• Replace panels, LHA, PA, LA.

• Provide main circuit breaker for each panel.

Bldg 1: Room 111

Junction box

Panel LL-1

225A

120/240v

1 phase

Panel LL-2

120/240v

1 phase

4/0

4/0 4/0

34.8

36.7

17.1

16.3

11.0

9.4

Notes

Replace Panels LL-1 and LL-2

Provide main circuit breaker for each panel, Bldg 1: Room 139

Note ** Panel PB is a 3 phase panel converted to single phase panel—replace with single phase panel

167 KVA

Transformer

240/120v secondary

Federal pacific

Model 16B

**Panel PB

800A

120/240v

1 phase

Panel LK

225A

120/1204v

1 phase

Basement switchgear room

Panel LHB

225A

277/480V

3 phase

LV1

Transformer

37.5 KVA

Panel LV1

100a

120/240V

Manual transfer

Emergency power

200A

400A

4/0

4 each

1/0

3/0

3AWG

Notes

Replace panel PB, LK, LHB

Provide main circuit breaker

All other equipment to remain

Bldg 1: Room A103E

Switchgear

Panel MP

50KVA Transformer

120/240v secondary

GE Model 9T2342673

Panel PC

400A

120/240V

3 phase

Panel LY

100A

120/240v

1 phase

Panel LZ

100A

120/240v

1 phase

Panel LHC

100A

277/480V

3 phase

1AWG

2.8

1.6

.0

4.7

6.3

2AWG

17.7

2.3

2AWG

350mcm 60

Notes

Replace transformer

Replace panels PC, LY, LZ, LHC

Provide main breaker for each panel

Bldg 2:

Panel PHA-1

277/480v

3 phase w/ 250A main

Panel PHA-2

400A

277/480v

3 phase w/ 250A main

Panel LHD

277/480v

3 phase

75KVA

Transformer

480v primary

120/240v sec.

GE 9T23A2674

Panel PD

120/240v

1 phase

Panel L2A

225A

120/240V

1 phase

Panel L2B

100A

120/240v

1 phase

Panel L2C

225A

120/240v

1 phase

Panel L3A

100A

120/240v

1 phase

7.3

5.5

6.5

3.3

6.5

.2

2AWG

2AWG

2AWG

2AWG

350MCM

2AWG

350MCM

350MCM

4/0

Notes

• Replace transformer

• Replace panels PHA-1, PHA-2, LHD, PD, L2A, L2B, L2C

• Provide main circuit breaker for each panel.

• Ensure proper clearance for panel doors to open.

• For Panel L2B, wooden shelfing will require modification

File details come from the government source that posted it. Updated .