Troubleshooting; Power; Circuit Breaker - KITO ER2 Serie Manuel Du Propriétaire

Troubleshooting

Power

Symptom Cause
Electric chain hoist Improper source
does not operate. voltage
Mandatory
Circuit breaker (Distribution panel)
Symptom Cause
Electric chain hoist Breaker was tripped
does not operate. due to short circuit.
Breaker was tripped
due to insufficient
breaker capacity.
Breaker was tripped
due to over current.
Remedy
Measure the voltage of each phase at
power receiving terminal.
If the source voltage is improper, check
the power receiving facility.
DANGER
• Be careful about electric shock when
checking the power.
Careless power check may result in death or
serious injury due to electric shock.
Remedy
Replace or repair the short-circuited part. Cable breakage,
Check the breaker capacity. Replace it if
the capacity is insufficient.
Check the cause of over current and take
the necessary countermeasure. (Refer
to each item of Power Cable, Motor,
Brake, Internal Wiring, Transformer and
Contactor.)
Main factor Countermeasure
Faulty power receiving Check the power receiving
facility facility regularly.
Main factor Countermeasure
Refer to each item of
burning of electrical Power Cable, Motor,
parts Brake, Internal Wiring,
Transformer and
Electromagnetic Contactor.
Wrong selection of Use the breaker with
breaker capacity proper capacity. (See P54.)
Over voltage, low Refer to each item of
voltage, over load Power Cable, Motor,
Brake, Internal Wiring,
Transformer and
Electromagnetic Contactor.
3
(to be continued)
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