Siemens Micromaster 430 or MM430 Drive
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Jun 11, 2022 9:50 am
How can resolve problem A0505 alarm in siemens micromaster 430 or MM430 drive ?
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Jun 11, 2022 9:51 am
Cause : Inverter I2t. Warning level (P0294) exceeded, output frequency and/or pulse frequency will be reduced if parameterized (P0290).
Diagnose & Remedy
Check the following:
1. Load duty cycle must lie within specified limits
2. Motor power (P0307) must match inverter power (r0206)
