ACH550-UH User’s Manual 1-27
Installation
Check installation
Before applying power, perform the following checks.
Re-install cover
R1…R6, UL type 1
1. Align the cover and slide it on.
2. Tighten the captive screw.
3. Re-install the control panel.
Check
Installation environment conforms to the drive’s specifications for ambient conditions.
The drive is mounted securely.
Space around the drive meets the drive’s specifications for cooling.
The motor and driven equipment are ready for start.
For floating networks (R1…R6): The internal RFI filter is disconnected (screws EM1 & EM3 or
F1 & F2).
The drive is properly grounded.
The input power voltage matches the drive nominal input voltage range.
The input power connections at U1, V1, and W1 are connected and tightened as specified.
The input power branch circuit protection is installed.
The motor connections at U2, V2, and W2 are connected and tightened as specified.
The input power, motor and control wiring are routed through separate conduit runs.
NO power factor compensation capacitors are in the motor cable.
The control connections are connected and tightened as specified.
NO tools or foreign objects (such as drill shavings) are inside the drive.
NO alternate power source for the motor (such as a bypass connection) is connected – no
voltage is applied to the output of the drive.
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