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
on page 183 for fuse rating information.
-DC
+DC
F4
F5
UV
W
L1
L2
L3
PE
-D
C
+
D
C
21
1
2
3
4
5
6
7
8
9
10
11
4
1
4
2
22
23
2
4
2
5
2
6
27
28
29
30
31
T.30
T.24
S5
Mt.1
AC
Su
p
ply
C
onn
ec
tio
n
s
N
O
T
U
SED
C
onn
ec
tio
n
s
Mo
to
rin
g
driv
e
D
C
C
onn
ec
tions
U
V
W
PE
S2
S3
S4
Drive enable
0V common
Drive reset
Run forward
Run reverse
Motor thermistor
0V common
M
oto
ring dr
iv
e
F6
F7
UV
W
L1
L2
L3
PE
-D
C
+
D
C
21
1
2
3
4
5
6
7
8
9
10
11
4
1
4
2
22
23
2
4
2
5
2
6
27
28
29
30
31
S5
AC
Su
p
ply
C
onn
ec
tio
n
s
N
O
T
U
SED
C
onn
ec
tio
n
s
Mo
to
rin
g
driv
e
D
C
C
onn
ec
tions
U
V
W
PE
S2
S3
S4
Drive enable
0V common
Drive reset
Run forward
Run reverse
Motor thermistor
0V common
M
oto
ring dr
iv
e
+24V output
+24V output
Mot
or
Mot
or
Mt.2
Drive healthy
Drive healthy
NOTE
NOTE
Summary of Contents for SP1201
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