Rockwell Automation SP500 AC Drive Installation and Operation Manual - Manual (Page 57)

Wiring the Drive 5-9
Figure 5.9 – Snubber Resistor Wiring Connections for M/N 1SU2xxxx Drives
Figure 5.10 – Snubber Resistor Wiring Connections for M/N 1SU4xxxx and 1SU5xxxx Drives
12 13
+ -
DC Bus
Volts
Regulator
Board
Control
Terminal
Strip
Power
Terminal
Strip
2
4
VDC Co
m
m
o
n
B
ra
k
in
g S
ignal
S
n
ub
be
r R
e
s
is
tor
Snubber Resistor
Snubber Resistor
Braking Signal
DC Bus Volts
+1
-2
+147
-45
SP500 Drive
12 13
+ -
DC Bus
Volts
Regulator
Board
Control
Terminal
Strip
Power
Terminal
Strip
2
4
V
DC
Co
m
m
o
n
B
raki
n
g
S
ig
nal
S
n
ub
ber
R
e
si
stor
Snubber Resistor
Snubber Resistor
Braking Signal
1
DC Bus Volts
+1
-2
+147
-45
+ -
10V 10V
Com
10V Supply 1 +13
-14
SP500 Drive
1 These connections are not used with
M/N 2SRxxxx Snubber Resistor kits.
Note: The 10V and 10V Com terminals on the power terminal strip
do not exist on 460 VAC 15 HP and 20 HP SP500 drive models.
Depending on your choice of Snubber Resistor kit, you may
need to provide an external 10V source.