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Search FAQs

What is the minimum voltage rating for DC Bus fuses on Altivar drives?

Issue:
What is the min voltage rating for DC Bus fuses?

Product line:
ATV71, ATV312, ATV320, ATV930

Environment:
All

Cause:
Power is supplied directly to the Altivar DC bus and fuse protection is recommended.

Resolution:
With Line supply voltage of 230-400Vac, use 690Vdc rated fuses.
With Line supply voltage of 440-480Vac, use 800Vdc rated fuses.
With Line supply voltage of 500-690Vac, use 1000Vdc rated fuses.  

Attachment(s)