173
Motor and motor control
6
6
5930
FLASH
EPROM
X304
X302
X308
X301
X312
X312: AC supply to motor and input from the
motor thermal protector
The motor is fed with alternating current with va-
rying frequency that is proportional to the motor
speed.
This connector also includes the input from the
thermal protector of the motor.
The thermal protector switch is usually closed
and triggers only in case of overheating.
Card No. Function
X 312:1 AC supply to motor
X 312:2 AC supply to motor
X 312:3 AC supply to motor