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What is the secondary fuse is used in a 8839 EFLEX NEMA 3R enclosures?

What is the Control Power Transformer, secondary fuse used in a 8839 EFLEX drives.

Product Line:
Class 8839, Type EFD, E-FLEX

All models

Blowing control transformer secondary fuse (FU1)

The Secondary control fuse depends on the VA size of the transformer used.
In the E-Flex drives, we have standard Control transformer sizes of 100VA, 150VA and 350VA. 

SquareD part numbers are:
100VA - 25430-20140 (1-4/10A)
150VA - 25430-20200 (2A)
350VA - 35430-20500 (5A)
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