Danfoss VLT Training Manual page 17

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VLT Installation

3) Pre-Installation Checks

g. Always insure that VLT can handle maximum current of the motor.

It is important to check the technical data of the instruction manual for the drive you

are installing to certify that the VLT is able to handle the maximum FLA of the

motor.

Example: a 100Hp (75kW) motor has a FLA of 125amps at 460Vac. The technical

data using the High Overload (150%) section and 460 V and VLT,N rating equals

130amp, which means that it can handle this motor.

Rev.02

g. Check Max current

Always insure that VLT can handle maximum

current of the motor.

Example above – Red label shows 32.0A, motor

nameplate needs 27.0 for 230Vac, so its OK

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