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Service and maintenance
8.1
Maintenance and service
The 3RM1 motor starters and accessories are maintenance-free.
The motor starter indicates a detected malfunction with LEDs and the fault output.
Note
If a malfunction is repeatedly indicated, the 3RM1 motor starter is defective and must be
replaced.
You will find information about the status indicators of the 3RM1 motor starter in the chapter
Alarms, faults and system events (Page 131).
8.2
Test interval for safety-related applications
Loss of the safety function
In continuous operation, the key safety values apply in the case of a function test interval
(state change of the outputs) ≤ 1 year.
Annual function test
• Actuate the connected sensors.
• Check their effect on the safety relay and the downstream actuators.
• Activate the safety relay via the connected sensors.
• Check their effect on the safety relay and the downstream actuators.
• Defective devices must be replaced.
SIRIUS 3RM1 motor starter
Manual, 06/2016, A5E0345285095020A/RS-AE/005
WARNING
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