Siemens Micromaster 440 or MM440 Drive
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Jun 12, 2022 9:53 am
How can resolve problem A0505 alarm in siemens micromaster 440 or MM440 drive ?
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Jun 12, 2022 9:55 am
Cause : Inverter I2T - Overload alarm limit P0294 is exceeded (refer to utilization r0036), Pulse frequency and output frequency are reduced as a function of the parameter setting P0290.
Diagnosis & Remedy - Check that duty cycle lies within specified limits
