Hitachi SJ100 Series User manual

SJ100 Dynamic Braking Selection Chart
SJ100 Series Internal Dynamic Braking Table
Voltage
Class Model Number Motor hp Braking Unit
Braking
Torque @
60 Hz
(without
external
resistor)
(%)
External
Resistance
(Ω)
Braking
Torque @
60 Hz
(%)
Minimum
Resistance
(Ω)
Braking
Torque @
60 Hz
(%)
Maximum
Braking
Duty
Cycle
(%)
SJ100-002NFU/E 1/4 Built-in 50 180 150 100 200 10 150
SJ100-004NFU/E 1/2 Built-in 50 180 150 100 200 10 150
SJ100-005NFE 3/4 Built-in 50 180 150 100 200 10 150
SJ100-007NFU/E 1 Built-in 50 100 150 35 200 10 150
SJ100-011NFE 1.5 Built-in 50 50 150 35 200 10 150
SJ100-015NFU/E 2 Built-in 50 50 150 35 200 10 100
SJ100-022NFU/E 3 Built-in 20 50 100 35 150 10 100
SJ100-037LFU 5 Built-in 20 35 100 35 100 10 100
SJ100-055LFU 7.5 Built-in 20 17 80 17 80 10 50
SJ100-075LFU 10 Built-in 20 17 80 17 80 10 50
SJ100-004HFU/E 1/2 Built-in 50 180 150 180 150 10 500
SJ100-007HFU/E 1 Built-in 50 180 150 180 150 10 300
SJ100-015HFU/E 2 Built-in 50 180 150 180 150 10 300
SJ100-022HFU/E 3 Built-in 20 100 100 100 100 10 300
SJ100-030HFE 4 Built-in 20 100 100 100 100 10 200
SJ100-040HFU/E 5 Built-in 20 100 100 100 100 10 200
SJ100-055HFU/E 7.5 Built-in 20 70 80 70 80 10 200
SJ100-075HFU/E 10 Built-in 20 70 80 70 80 10 150
Minimum
Resistance
@ 100%
Braking
Duty Cycle
(Ω)
200 V
400 V
1/4 to10 hp (0.2 to 7.5 kW) Using Internal
Resistor
Using Optional
External Resistor
Performance @ Minimum
Resistance

SJ100 200 V Class Resistor Selection Table
SJ100 200 V Class External Braking Resistor Selection Chart
200 V Class
Type &
(Qty)
Total
Ohms
Total
Watts
Max.
Duty
Cycle (%)
Type &
(Qty)
Total
Ohms
Total
Watts
Max.
Duty
Cycle (%)
Type &
(Qty)
Total
Ohms
Total
Watts
Max.
Duty
Cycle (%)
SJ100-002NFU/E 120-1 180 120 5.0 200-1 180 200 10.0
SJ100-004NFU/E 120-1 180 120 5.0 200-1 180 200 10.0
SJ100-005NFE 120-1 180 120 5.0 200-1 180 200 10.0
SJ100-007NFU/E 120-2 100 120 2.5 200-2 100 200 7.5
SJ100-011NFE 120-2 100 120 2.5 200-2 100 200 7.5
SJ100-015NFU/E 120-3 50 120 1.5 300-1 50 300 7.5
SJ100-022NFU/E 120-3 50 120 1.5 300-1 50 300 7.5
SJ100-037LFU 120-4 35 120 1.0 400-1 35 400 7.5
SJ100-055LFU
120-4 x
(2) in
parallel
17.5 240 1.0
400-1 x
(2) in
parallel
17.5 800 7.5 HRB3 17 1200 10.0
SJ100-075LFU
120-4 x
(2) in
parallel
17.5 240 1.0
400-1 x
(2) in
parallel
17.5 800 7.5 HRB3 17 1200 10.0
Dynamic Braking Resistor Selection
JRB Series
Model Number
SJ100
SRB/NSRB Series HRB Series

SJ100 400 V Class Resistor Selection Table
SJ100 400 V Class External Braking Resistor Selection Chart
400 V Class
Type &
(Qty)
Total
Ohms
Total
Watts
Max.
Duty
Cycle (%)
Type &
(Qty)
Total
Ohms
Total
Watts
Max.
Duty
Cycle (%)
Type &
(Qty)
Total
Ohms
Total
Watts
Max.
Duty
Cycle (%)
SJ100-004HFU/E 120-1 180 120 2.0 200-1 180 200 4.0
SJ100-007HFU/E 120-1 180 120 2.0 200-1 180 200 4.0
SJ100-015HFU/E 120-1 180 120 2.0 200-1 180 200 4.0
SJ100-022HFU/E 120-2 100 120 1.5 200-2 100 200 3.0
SJ100-030HFE 120-2 100 120 1.5 200-2 100 200 3.0
SJ100-040HFU/E 120-2 100 120 1.5 200-2 100 200 3.0
SJ100-055HFU/E
120-4 x
(2) in
series
70 240 1.0
400-1 x
(2) in
series
70 800 7.5 RB2 x (2)
in series 70 1200 10.0
SJ100-075HFU/E
120-4 x
(2) in
series
70 240 1.0
400-1 x
(2) in
series
70 800 7.5 RB2 x (2)
in series 70 1200 10.0
Dynamic Braking Resistor Selection
Model Number
SJ100
JRB Series SRB/NSRB Series HRB Series