Regal 53 SC Owner's Manual page 226

VIP SMARTSTART SWITCH DISPLAY BRKRS.
CIRCUIT BRKR. PROTECTION
SIZE
25 AMP MAIN
5 AMP VIP DIAGNOS-
TICS
10 AMP HELM
10 AMP SIM/VESSEL
15 AMP GEAR
Note there is a black box close to each VIP SmartStart
switch display (Refer to the photo on the previous page).
These are overcurrent protection devices for Cummins
wiring and the Mercathode system and unswitched har-
ness leads.
SYSTEM BREAKER BOX- (1 per engine)
CIRCUIT BRKR. PROTECTION
SIZE
30 AMP VIP UN-
SWITCHED
30 AMP UNSWITCHED
ENGINE POWER
SOURCE
20 AMP MERCATHODE
VIP DISPLAY
LOCATION
LOWER LEFT
UPPER LEFT
UPPER RIGHT
LOWER RIGHT
LOWER CENTER
LOCATION
A
C
B
37
Engine & Controls