Danfoss Drives
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Jan 17, 2024 12:13 pm
Warning /Alarm 47 in VLT FC301/ FC302 : 24 V Supply Low - The supply on the power card is out of range.
There are 3 supplies generated by the switch mode supply (SMPS) on the power card:
1. 24 V.
2. 5 V.
3. ±18 V.
Check for a defective power card.
