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49379902 Rev. G
FUSE
Fuse 1FU (10 amp, 250V slow blow)
1FU MAIN
protects the power supply and related down
line equipment.
Fuse 2FU (1/4 amp, 250V slow blow)
2FU Ext E-STOP
protects the 12VDC power supply from
external elevator short circuits.
Fuse 3FU (4 amp, 125V slow blow)
3FU 56V
protects the 56VDC transformer primary
and related down line equipment.
Fuse 4FU (3 amp, 125V slow blow)
4FU 24V PRI
protects the 24VAC transformer primary
(2T) and related down line equipment.
Fuse 5FU (6 1/4 amp, 250V slow blow)
5FU 24V SEC
protects the unswitched 24VAC output
wiring.
Fuse 6FU (4 amp, 125V slow blow)
6FU 12VAC
protects the 12VAC worklight wiring.
Radial 8 & 88 Operation Reference Manual
Power Chassis Assembly
The power supply chassis regulates the input voltages used by the machine
control system as well as the various machine indicators, switches, motors
and solenoids. The power supply chassis contains the circuit breakers and
fuses which protect these circuits.
Function of Power Chassis Fuses
FUNCTION
This Document Supports IM-UPS 5.0 and Higher
FUSE
Fuse 7FU (3 amp, 250V fast acting)
7FU INTERLOCK
protects the 24VAC safety circuit.
Fuse 8FU (10 amp, 250V slow blow)
8FU 12VDC
protects the unswitched 12VCD wiring.
Fuse 9FU (10 amp, 250V slow blow)
9FU 12V SW
protects the switched 12VCD output wiring.
Fuse 10FU (10 amp, 250V slow blow)
10FU 56VDC
protects the 56VDC output wiring.
Fuse 11FU (10 amp, 250V slow blow)
11FU 24VAC SW
protects the switched 24VAC output wiring.
Fuse 12FU (10 amp, 250V slow blow)
12FU 5VCD
protects the 5 VDC output wiring.
FUNCTION
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