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17.
MOTOR
CIRCUIT
BREAKER
In case this sign appears, the built-in motor circuit breaker has triggered. The motor
turned too hot and due to this fact, has switched off. In the automatic mode, the machine
moves back orderly and switches off after that.
18. FREQUENCY CONVERTER (OPTIONAL)
With the frequency converter you can steppless regulate the rotation speed of the
grinding wheel from min.10m/s to max. 40m/s.
In case the frequency converter has been factory set, it is also the motor circuit breaker.
When the circuit breaker has triggered, push the "reset" button on the frequency
converter.
Please pay attention to the max. permitted rotation of your grinding wheel.
Frequency converter
Reset button
Stepless regulation
Before you can restart the machine, the bimetal has to cool down correspondingly.
Please turn off
the machine completely and wait some minutes for cooling down.
Then start again as usual.
