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Rev. Date 040218
4.1.2 Drive Installation
High Voltage
Ground
Live
LiveLive
Three Phase High
Voltage
Models 550 & 780
High Voltage:
380-600 VAC
WARNING: Keep hands away
from components.
CAUTION: RISK OF ELECTRIC
SHOCK. The bus capacitors
discharge to a level below 50V
DC in 1 minute.
WARNING: DO NOT RUN FANS WITHOUT AIRFOILS. THE FANS ARE
NOT CONFIGURED TO OPERATE WITHOUT AIRFOILS ATTACHED.
WHEN CYCLING INCOMING POWER, WAIT ONE (1)
MINUTE BEFORE TURNING THE POWER BACK ON!
Note: Make sure the fan is run only when the cover is reinstalled.
The drive should only be operated in a pollution degree two (2)
environment, which is achieved with the bottom cover on.
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