LS SV075iS5-4 - Page 21

Chapter 1 – Installation
15
1.7.1 Type A Configuration
As standard on the iS5 inverter, this type of configuration has internal dynamic braking resistor of 3% ED. When an
application requires more braking duty, an external dynamic braking resistor may be connected instead of the internal
resistor.
R
S
T
G
N
B1
B2
U
V
W
Figure 1 – Type A Dynamic Braking Resistor Installation
1.7.2 Type B Configuration
A Dynamic Braking Resistor or a Dynamic Braking Unit may be added to iS5 series inverters that have a Type B
configuration power terminal strip.
R
S
T
G
P
N
B1
B2
U
V
W
Figure 2 – Type B Dynamic Braking Resistor Installation
R
S
T
G
P
N
B1
B2
U
V
W
Figure 3 – Type B Additional Dynamic Braking Unit and Resistor Installation
Motor
Dynamic Braking Resistor
3 Phase
Power Input
Motor
3 Phase
Power Input
Dynamic Braking Resistor
Motor
3 Phase
Power Input
Dynamic Braking Resistor
Dynamic
Braking Unit