4.2 Applying Power
WARNING
HIGH VOLTAGE!
Frequency converters contain high voltage when
connected to the energised DC bus. Only qualified
personnel should install, start up and maintain the
freqeuncy converters. Failure to let qualified personnel
install, start up and maintain the frequency converters
could result in death or serious injury.
WARNING
UNINTENDED START!
When the frequency converter is connected to the
energised DC bus, the motor may start at any time. The
frequency converter, motor, and any driven equipment
must be in operational readiness. Failure to be in
operational readiness when the frequency converter is
connected to the energised DC bus could result in death,
serious injury, equipment, or property damage.
1.
Confirm input voltage is balanced within 3%. If
not, correct input voltage imbalance before
proceeding. Repeat procedure after voltage
correction.
2.
Ensure optional equipment wiring, if present,
matches installation application.
3.
Ensure that all operator devices are in the OFF
position. Panel doors closed, or a cover mounted.
4.
Apply power to the unit. DO NOT start the
frequency converter now. For units with a
disconnect switch, turn to the ON position to
apply power to the frequency converter.
Start Up and Commissioning
Danfoss Turbocor
18
Danfoss A/S © 01/2015 All rights reserved.
MG35Q202
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