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34 Mentor MP User Guide
www.controltechniques.com Issue: 3
Figure 4-2 Power connections for 575V / 600V / 690V drives
1. End user must provide 230 / 115Vac supply for the internal fans on frame sizes C and D, see section 4.12 on page 49.
* For fuse ratings refer to section 4.6 Cable and fuse size ratings on page 38.
** The transformer must have zero phase delay.
***
Main
AC Supply
Semiconductor
fuses
L1 L2 L3
L1 L2 L3
Isolator
A1
A2
DC fuse
for 4Q only
Field
Line
contactor
Input power
terminals
Armature
terminals
Auxiliary connections
Control connections
Motor
Fan supply (where applicable)
480Vac
maximum
10A
10A
**
Branch
fuses
Branch
fuses
MA1
MA2
1
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