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Sensorless Safety Standstill Monitor

DOLD_Stillstandswaechter_LH5946

2-channel standstill monitoring of motors

The new DOLD safety standstill monitor LH5946 detects standstill of disconnected motors independent of the rotating direction. It fulfils SIL 3 and PL e/SK 4 and is used to release a solenoid locking switch or to activate a mechanical hold in brake, e.g. on woodworking
machines, machine tools, conveyor systems etc. This provides fast access to dangerous areas of a plant for service and maintenance.

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