Komatsu D375A-8, Operation & Maintenance Manual

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3.
Modify the other end of the cable so that it can be connected to the external power supply system.
Fabrication of the external power supply cable is completed when the modification for the connection is fin-
ished.
(D) To power supply to the input socket (recep-
tacle) on the machine
(E) To power supply
(F) Triplex core cabtire cable (The length
should be less than 30 m)
INSTALL EXTERNAL POWER SUPPLY SYSTEM
k k
CAUTION
Install the power supply system in accordance with all related laws and regulations in that country. Al-
so, install it by an authorized contractor.
To use the external power supply engine preheater, an external power supply system such as a system which is
shown in the figure of item 3., in “INSTALLATION PROCEDURES FOR EXTERNAL POWER SUPPLY SYSTEM
FOR EXTERNAL POWER SUPPLY ENGINE PREHEATER” is necessary.
The external power supply system is a facility which supplies the AC voltage sent from a generator or substation
electricity to the preheater. The structure of the power supply facility must allow the external power supply input-
ting cable to be easily connected to it.
The shape, size, and method of setting up the facility can be decided locally, but the specifications should be as
follows. The machine side has no switch nor safety device.
Specification of the power supply system
Output electricity type: Single-phased AC current
Output voltage: 200 to 240 volts (V)
Power supply capacity: 8.5 kVA
Main switch: Equipped
Electric leakage breaker: Equipped
Ground circuit: Equipped
HANDLE EXTERNAL POWER SUPPLY ENGINE PREHEATER ATTACHMENTS AND OPTIONS
6-8