Altivar Process variable speed drives are designed for use in two operating modes that can optimize the drive nominal rating according to the system constraints.
These two modes are:
- Normal duty (ND):
The drive is designed to run up to 60 s at 110% of nominal current.
- Heavy duty (HD):
The drive is designed to run up to 60 s at 150% of nominal current.
Refer to attached document for Drive Ratings in Normal and Heavy Duty
Released for:Schneider Electric Nigeria
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