Electrical Connections; Figure 4-1 Power Connections For 480V Drive - Emerson MP25A4 User Manual

Safety Product Mechanical
Information information Installation
4.1

Electrical connections

Refer to Figure 4-1 and Figure 4-2 to understand the function of the different power connections

Figure 4-1 Power connections for 480V drive

1
DC fuse
for 4Q only
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.
**For further information on EMC filters, see section 4.9.3 EMC filter information on page 47.
Mentor MP User Guide
Issue: 3
Electrical Getting Basic
installation started parameters
Isolator
Semiconductor
contactor
**Optional EMC
armature filter
Input power
terminals
Armature
terminals
A1
A2
Auxiliary connections
E1 E3 L12 L11 F+ F-
**Optional
EMC
field
Field
filter
on / off
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Running the SMARTCARD
Optimization
motor operation
Main
AC Supply
L1 L2 L3
* * *
Branch
fuses
* * *
fuses
Line
Line
reactor
L1 L2 L3
MA1
MA2
Control connections
RLY2
21 22 23 24 25 26 27 28 29 30 31
61 62 63
24V
Fan supply (where applicable)
Motor
Onboard Advanced Technical
Diagnostics
PLC parameters data
Branch
10A
fuses
10A
Line
contactor
coil
Drive
enable
250Vac
maximum
UL
information
33