Emerson SP3403 - Page 37

Safety
Information
Introduction
Product
information
System
design
Mechanical
installation
Electrical
installation
Getting
started
Optimisation Parameters
Technical
data
Component
sizing
Diagnostics
Unidrive SP Regen Installation Guide 37
Issue Number: 2 www.controltechniques.com
DC bus fusing is required for all motoring drives in a single Regen,
multiple motoring drive system in both the +DC and -DC.
VDR4, VDR5 and VDR6 when operating with a 690Vac supply should
consist of two varistors each in series as detailed in Table 3-24 on
page 28.
See Chapter 10 Technical data on page 183 for fuse rating information.
-DC
+DC
F4
F5
UVW
L1 L2 L3 PE
-DC +DC
21
1
2 3 4 5 6 7 8 9 10 11 41 42
22 23 24 25 26 27 28 29 30 31
T.30
T.24
S5
Mt.1
AC Supply
Connections
NOT USED
Connections
Motoring drive DC
Connections
U
V
W
PE
S2
S3 S4
Drive enable
0V common
Drive reset
Run forward
Run reverse
Motor thermistor
0V common
Motoring drive
F6
F7
UVW
L1 L2 L3 PE
-DC +DC
21
1
2 3 4 5 6 7 8 9 10 11 41 42
22 23 24 25 26 27 28 29 30 31
S5
AC Supply
Connections
NOT USED
Connections
Motoring drive DC
Connections
U
V
W
PE
S2
S3 S4
Drive enable
0V common
Drive reset
Run forward
Run reverse
Motor thermistor
0V common
Motoring drive
+24V output
+24V output
Motor Motor
Mt.2
Drive healthy
Drive healthy
NOTE
NOTE