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SJ100 Inverter
Motor Control
Accessories
5–11
400V Class Inverters –The following tables
specify the braking options for 400V class
SJ100 inverters and the braking torque for
each option. You can connect a single braking
unit to the inverter, or two braking units for
additional braking torque.
Use one BRD–E2 braking unit for the braking torque listed in the following table.
Connect a second braking unit in parallel for additional braking torque listed in the
following table.
Inverter
+
–
Braking
unit
Braking
unit
SJ100 Inverter 400V Models Braking Torque with BRD–EZ2 Braking Unit
Model Number HP
Braking torque
without
braking unit
Using built-in
resistor only
External resistor added
HRB1 HRB2 HRB3
A B A B A B A B
004HFE/HFU 1/2 50% 150% 120%
007HFE/HFU 1 50% 100% 80% 150% 120%
015HFE/HFU 2 50% 60% 60% 100% 80% 120% 100% 150% 120%
022HFE/HFU 3 20% 50% 50% 100% 80% 120% 100% 150% 120%
030HFE 4 20% 40% 40% 80% 60% 100% 80% 150% 120%
040HFE/HFU 5 20% 40% 40% 60% 60% 80% 60% 150% 120%
055HFE/HFU 7.5 20% 30% 30% 50% 50% 80% 60% 100% 80%
075HFE/HFU 10 20% 20% 20% 40% 40% 60% 40% 80% 80%
SJ100 Inverter 400V Models Braking Torque with TWO (2) BRD–EZ2 Braking Units
Model Number HP
Braking torque
without
braking unit
Using built-in
resistor only
External resistor added
HRB1 HRB2 HRB3
A B A B A B A B
004HFE/HFU 1/2 50% 150% 120%
007HFE/HFU 1 50% 150% 120%
015HFE/HFU 2 50% 100% 80%
022HFE/HFU 3 20% 70% 70% 150% 120%
030HFE 4 20% 50% 50% 110% 90%
040HFE/HFU 5 20% 50% 50% 110% 90%
055HFE/HFU 7.5 20% 30% 30% 80% 80% 90% 90% 100% 100%
075HFE/HFU 10 20% 30% 30% 60% 60% 80% 80% 100% 100%