FAN DRIVE GROUP 6N2565 - Caterpillar

Illustration 1 g01428001
Main power relay circuitThe components of the main power relay circuit are the key start switch, the fire suppression control loop receptacle (foam type), the battery electrical isolator loop plug, and the main power relay magnetic switch.
Illustration 2 g01267333
(1) Key start switch
Illustration 3 g01263021
Main power relay magnetic switch (under cover)
Illustration 4 g01427661
(2) Main power relay magnetic switch
Illustration 5 g01267337
Operator station (3) Fire suppression control loop receptacle (foam type)
Illustration 6 g01284787
(4) Battery electrical isolator loop plugWhen key start switch (1) is turned to the ON position, 24 volt power is supplied via fire suppression control loop receptacle (foam type) (3) and battery electrical isolator loop plug (4) to main power relay magnetic switch (2) . Main power relay magnetic switch (2) is energized and the relay contacts are closed. 24 volt power is now supplied to all remaining circuit breakers.