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What is the difference between Normal Duty versus Heavy Duty for the Altivar Process Drive?

Issue:
Altivar Process Drive understanding Normal vs Heavy Duty?

Product Line:
Altivar Process Drive (ATV630, ATV930, ATV650, ATV950, ATV660, ATV960, ATV680, ATV980)

Environment:
All of the Altivar Process Drives

Cause:
None

Resolution:
The main difference lies within the overload capability of the drive.
The drive overload capability can be adjusted by adjusting the Dual Rating. The 2 settings are normal rating and high rating.
To access the parameter:
[Complete settings] [Motor parameters] [Dual Rating] drt

Overload Capability
ATV600:
ND +10% (110%)
HD +50% (150%)

ATV900:
ND +20% (120%)
HD +50% (150%)

Overload capability is based on 60s/10min
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