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

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