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 TM 55-1925-273-10-1
0059 00
Table 4. Emergency Switchboard (refer to figure 4) (continued)
Key
Control/Indicator
Function
6
EMG GENERATOR
This indicator illuminates to indicate that the EDG is supplying the
POWER AVAILABLE
switchboard.
Indicator
7
EMER GENERATOR
This indicator illuminates to indicate that the emergency generator circuit
CIRCUIT BREAKER
breaker is CLOSED.
CLOSED Indicator
8
MAIN SWBD BUS TIE
This indicator illuminates to indicate that the main switchboard bus tie
CIRCUIT BREAKER
circuit breaker is OPEN.
OPEN Indicator
9
MAIN SWBD BUS TIE
This indicator illuminates to indicate that the main switchboard bus tie
CIRCUIT BREAKER
circuit breaker is CLOSED.
CLOSED Indicator
10
MAIN SWBD BUS TIE
This pushbutton is used to CLOSE the main switchboard bus tie.
CIRCUIT BREAKER
CLOSED Pushbutton
11
MAIN SWBD BUS TIE
This pushbutton is used to OPEN the main switchboard bus tie.
CIRCUIT BREAKER
OPEN Pushbutton
12
"C" PHASE Indicator
This indicator illuminates to indicate a ground fault on the C phase bus.
13
"B" PHASE Indicator
This indicator illuminates to indicate a ground fault on the B phase bus.
14
"A" PHASE Indicator
This indicator illuminates to indicate a ground fault on the A phase bus.
15
EMG GEN BUS GND
This pushbutton is used to test the ground fault indicator lamps (figure 4,
DET PUSH TO TEST
items 12-14).
LAMPS Pushbutton
16
Spare Circuit Breaker
This is a spare circuit breaker.
17
Steering Gear Pump #1
Thuis pump provides control of, and protection for, steering gear pump 1.
18
FIRE PUMP #1
This circuit breaker provides control of and protection for fire pump 1.
Circuit Breaker
19
3 - 10KVA 1 XFMRS
This circuit breaker provides control of and protection for the transformers
Circuit Breaker
mounted above the EDG.
20
BILGE PUMP #1
This circuit breaker provides control of and protection for bilge pump 1.
Circuit Breaker
21
FUEL OIL XFER PUMP
This circuit breaker provides control of and protection for the fuel oil
Circuit Breaker
transfer pumps.
0059 00-8
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