16
n Braking Resistors
A
Braking
Resistor
consumes
the
regenerative
motor
energy
with
a
resistor
to
reduce
deceleration
time
(use
rate:
3%
ED).
A
3%
ED
means
that
the
3%
of
the
operating
cycle
time
can
be
used
to
control
braking
(decel-
eration
time).
Models and Application
The
standard
models
of
Braking
Resistors
are
listed
below.
Application
rate:
2%ED
Dimensions
The
dimensions
of
aBraking
Resistor
are
given
below.
Inverter Braking Resistor
Abbrevi-
ated Brak-
ing Torque
(3%ED)
(%)
Voltage
Class
Max. Appli-
cable Motor
Capacity
(kW)
Model No.
Resistor
Specifications
Qty
Used
200-V
Class
0.4
3G3IV-PERF150WJ201 150
W,
200
Ω
1220
0.75 1 125
1.5 3G3IV-PERF150WJ101 150
W,
100
Ω 1125
2.2 3G3IV-PERF150WJ700 150
W,
70
Ω 1120
3.7 3G3IV-PERF150WJ620 150
W,
62
Ω 1100
400-V
Class
0.4
3G3IV-PERF150WJ751 150
W,
750
Ω
1230
0.75 1 130
1.5 3G3IV-PERF150WJ401 150
W,
400
Ω 1125
2.2 3G3IV-PERF150WJ301 150
W,
300
Ω 1115
3.7 3G3IV-PERF150WJ201 150
W,
400
Ω 1
110
*