Maintenance, Overhaul and Repair
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Motor protection circuit-breaker
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9.1 Setting the Thermal Overcurrent Trip
10 Maintenance, Overhaul and Repair
WARNING
Risk of explosion due to overheating of the motor!
Risk of death or severe injuries!
Set the thermal overcurrent release according to the technical data of the
motor.
11478E00
The required current value can be set by using a suitable
screwdriver.
The open end of the slot shows the set current value
(see drawing for sample rated current of 6,3 A).
NOTE
If ambient temperatures differ from standard values, or between motor and
circuit-breaker, the trip response must be checked – and the current setting
changed if necessary.
WARNING
Risk due to unauthorized work being performed on the device!
Risk of injury and damage to equipment.
Assembly, installation, commissioning, operation and maintenance must
only be carried out by appropriately authorized and trained personnel.
WARNING
Danger due to live parts!
Risk of severe injuries.
All connections and wiring must be disconnected from the power supply.
Secure the connections against unauthorized switching.
WARNING
Short circuit in the circuit!
After multiple short circuits in the circuit, the flameproof enclosure is no
longer guaranteed.
After a short circuit in the circuit, check the functionality of the device.
Replace the entire device, if necessary.
