Installation Manual

Installation Requirements
H-Max Series Variable Frequency Drive MN04008005E—May 2017 www.eaton.com 27
Cable Routing
If conduit is being used for wiring, use separate conduits for
line voltage (mains), motor cables, and all interface/control
wiring.
Avoid running motor cables alongside or parallel to any
other wiring. If it is necessary to run motor cables with other
wiring, then maintain spacing between motor cables and
other wiring in accordance with the table on Page 25.
Refer to the table on Page 25 for maximum cable lengths by
frame size.
If three or more motor cables are used, each conductor must
have its own overcurrent protection.
If three or more motor cables are used, each conductor must
have its own overcurrent protection.
Figure 21. Wiring the VFD
Optional
Motor
*Conduit Only Does Not Represent Ground.
Incoming
Utility
Power
*Dedicated
Ground
Dedicated
Ground
H-Max
VFD
L
1
L
1
L
2
L
3
U/T
1
V/T
2
W/T
3
L
2
L
3