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The output of the contactor’s driving is overloaded or
the contactor’s driving forms short circuit with the
+BATT. The possible causes: 1) the coil of the contactor
forms short circuit or continuous current which is over
than 6A goes through the coil. 2) The leading wire from
the plugs and sockets forms short circuit with the +BATT.
The fault display means there is overloaded, but it is not
the fault of the chopper. The truck can be restarted after
the outer fault is solved.
COIL
SHORTED
614
The temperature is higher than 80℃. TH.
PROTECTI
ON
715
Test when changing from the state of being ready for use
to the state being in motion. The brake contactor is
closed after the contactor in motion has being closed.
Test if the VMN changed from 1/3 to the 2/3. if not, the
fault displays.
BRAKE
CONT.
OPEN
816
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