E-201_Color.pdf

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BONNEVILLE LOCK & DAM POWERHOUSE II SU & CQ FEEDERBOARD REPLACEMENT
Solicitation number
W9127N-20-R-0016
Issued by

About this file

This document includes engineering drawings and specifications for the replacement of two electrical panels at Bonneville Lock and Dam Powerhouse II in Oregon. The solicitation is seeking proposals to replace the original SU and CQ 480V panels, which are no longer being manufactured and are rated as being in marginal condition. The work will be performed by the U.S. Army Corps of Engineers Portland District for Bonneville Dam, which is located on the Columbia River approximately 40 miles east of Portland. Bonneville Dam includes two powerhouses, with Powerhouse II being the subject of this work to replace its aging secondary unit and control and quarter panels.

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0 6" 1' 2'

SCALE:1 1/2"=1'

SUA FRONT ELEVATION

EL 5

WIREWAY (TYP)

HORIZONTIAL

WIREWAY (TYP)

HORIZONTIAL

WIREWAY (TYP)

VERTICAL

EL 15.0

EL 14.0

LINE 1 LINE 2 NO.

NAMEPLATE SCHEDULE

3P 50A

3P 50A

3P 30A

3P 15A

3P 15A

3P 30A

3P 50A

3P 50A

3P 15A

3P 15A

3P 100A

3P 70A

3P 15A

3P 45A

3P 50A

3P 20A

3P 70A

3P 30A

3P 15A

3P 40A

3P 20A

3P 50A

3P 30A

#2/0 #2/0

0 6" 1' 2'

SCALE:1 1/2"=1'

SUA SINGLE LINE DIAGRAM

UNIT F1 GOVERNOR

UNIT F2 GOVERNOR

UNIT F1

480V OUTLETS

UNIT F1 HIGH PRESSURE

LIGHTING TRANSFORMER

UNIT F1 COOLING

PASSENGER

POWER PANEL 2-CRA

UNIT F1 TURBINE BRG.

UNIT F1 HEAD COVER

UNIT F2 HEAD COVER

UNIT F2 TURBINE BRG.

UNIT F1 HEAD COVER

PASSENGER

SPACE

BUS 2

480V OUTLET

POWER PANEL 2-CRA

LIGHTING TRANSFORMER

UNIT F2 COOLING

UNIT F2 HIGH PRESSURE

480V OUTLETS

UNIT F1 GOVERNOR

UNIT F2 GOVERNOR

UNIT F2

OIL PUMP NO. 1

OIL PUMP NO. 1

HEATERS

BRG. OIL PUMP

TR4

WATER STRAINER

ELEVATOR NO. 1

VIA ATS NORMAL

OIL RETURN PUMP

PUMP NO. 1

PUMP NO. 2

OIL RETURN PUMP

PUMP NO. 2

ELEVATOR NO. 2

MAIN LUGS

VIA ATS ALTERNATE

TR5

WATER STRAINER

BRG. OIL PUMP

OIL PUMP NO. 2

OIL PUMP NO. 2

HEATERS

1A

1B

1C

1D

1E

2A1

2A2

2B1

2B2

2C1

2C2

2D

2E

2F

4A

4B

4C

4D1

4D2

4E

5A1

5A2

5B1

5B2

5C1

5C2

5D

5E

5F 2C1

2B1

2A1 2A2

2B2

2C2

4D24D1

5C25C1

5B1 5B2

5A25A11A

1B

1C

1D

1F

2D

2E

2F

4A

4B

4C

4E

4F

5D

5E

5F

BDP-5-6-1A8/6 - 480 VOLT CONTROL CENTERS - SUA

W57790056006 - ASSEMBLY DRAWING - MCC SUA

REFERENCE DRAWINGS:

E-630 - SUA CONTROL SCHEMATICS - INSTALL

E-602 - SUA ONE-LINE DIAGRAM - INSTALL

COMPANION DRAWINGS:

3A

3B

3C

3D

3E

3A

3B

3C

3D

3E

UNIT F2 HEAD COVER PUMP NO. 1

SPACE

SPACE

SPACE

SPACE

Q5

Q2

SPACE

Q1

ETM (TYP)

HORIZONTAL BUS RATED FOR 600A

HORIZONTAL BUS RATED FOR 600A

4F

NOTE 3

1E

BUS 1 MAIN LUGS 1F

SPACE

OIL RETURN PUMPUNIT F1

UNIT F2 OIL RETURN PUMP

3P 15A

3P 15A

SEE NOTE 2

SUA-q1-AQF2, 3/4"

SUA-c1-AF1, 1 1/4"

SUA-q1-AQF1, 3/4"

SUA-q1-HCF2, 1/2"

SUA-q1-HCF1, 1/2"

SUA-q1-HPF1, 1/2"

SUA-q1-QPF1, 1/2"

SUA-Q1-GHF1. 3/4"

SUA-q1-QPF2, 1/2"

SUA-q1-GHF2, 3/4"

SUA-q1-HPF2, 1/2"

SUA-q2-HCF2, 1/2"

SUA-q2-HCF1, 1/2"

SUA-c1-AF2, 1 1/4"

SUA-q2-AQF1, 3/4"

SUA-q2-AQF2, 3/4"

SUA-c1-TPF1, 1 1/4"

SUA-q3, 1" SUA-q4, 1"

SUA-c1-TPF2, 1 1/4"

SUA-q2-HCF1, 1/2"

3P 15A

3P 15A

1'-8"1'-8"1'-8"1'-8"1'-8"

8'-4"

THE FLOOR.

IN ITS HIGHEST POSITION, IS MORE THAN 6 FT 7 IN. ABOVE

THE OPERATING HANDLE OF THE CIRCUIT BREAKER, WHEN

CIRCUIT BREAKERS WHERE THE CENTER OF THE GRIP OF

CONTRACTOR TO PROVIDE HANDLE EXTENSIONS FOR 5.

ALL VERTICAL BUS SECTIONS TO BE RATED 600A.4.

LOCATED IN MCC.

GROUND INSERT AND NEW CONTINUOUS GROUND BUS

CU CONDUCTOR BETWEEN POWERHOUSE STATION

CONTRACTOR SHALL SUPPLY AND INSTALL NEW BARE #2/0 3.

EXISTING CONDUIT TO BE REUSED FOR NEW CABLE.2.

BDP-1-6-1C1_1.

AT ELEVATION 5.67. REFERENCE SECTION A-A ON DRAWING

1", SQ3-Q2-SUA 2" ENTER SUA THROUGH WALL BEHIND SUA

1", SUA-Q1-GWF2 1/2", SUA-S1 1 1/4", SUA-Q1-TR5 3/4" SUA-Q2

SQ3-Q1-SUA 2", SUA-Q1-GWF1 1/2", SUA-Q1-TR4 3/4", SUA-Q1 1.

NOTES:

1'-0"

EXISTING CABLE TRAY

BREAKER CONDUCTORS.

BOX FOR SUA MAIN CIRCUIT

DEPTH TO BE USED AS PULL

PROVIDE TOP HAT WITH 18"

SQ3-q2.2-SUA, 2" SQ3-q2.1-SUA, 2" SQ3-q1.2-SUA, 2" SQ3-q1.1-SUA, 2"

SEE E217

BREAKERS

CIRCUIT

TO SUA MAIN

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PORTLAND DISTRICT

of Engineers

US Army Corps

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