Power Supply User's Manual

Revision May 2008, ME14, SW V3.04 B-1
Appendix B Accessories
B.1 All Brake Resistors & Brake Units Used in AC Motor Drives
Note: Please only use DELTA resistors and recommended values. Other resistors and values will
void Delta’s warranty. Please contact your nearest Delta representative for use of special resistors.
The brake unit should be at least 10 cm away from AC motor drive to avoid possible interference.
Applicable
Motor
Voltage
HP kW
Full Load
Torque
kgf-m
Specification
Resistors
Brake Resistors Model
No of Units Used
Brake
Torque
10%ED%
Minimum
Resistance
Rates
1/4 0.2 0.110
80W 200Ω
BR080W200 1 400
80Ω
1/2 0.4 0.216
80W 200Ω
BR080W200 1 220
80Ω
115V Series
1 0.75 0.427
80W 200Ω
BR080W200 1 125
80Ω
1/2 0.4 0.216
80W 200Ω
BR080W200 1 220
200Ω
1 0.75 0.427
80W 200Ω
BR080W200 1 125
80Ω
2 1.5 0.849
300W 100Ω
BR300W100 1 125
55Ω
3 2.2 1.262
300W 70Ω
BR300W070 1 125
35Ω
5 3.7 2.080
400W 40Ω
BR400W040 1 125
25Ω
230V Series
7.5 5.5 3.111
500W 30Ω
BR500W030 1 125
16Ω
1 0.75 0.427
80W 750Ω
BR080W750 1 125
260Ω
2 1.5 0.849
300W 400Ω
BR300W400 1 125
190Ω
3 2.2 1.262
300W 250Ω
BR300W250 1 125
145Ω
5 3.7 2.080
400W 150Ω
BR400W150 1 125
95Ω
7.5 5.5 3.111
500W 100Ω
BR500W100 1 125
60Ω
460V Series
10 7.5 4.148
1000W 75Ω
BR1K0W075 1 125
45Ω
1 0.75 0.427
300W 400Ω
BR300W400 1 125
200Ω
2 1.5 0.849
300W 400Ω
BR300W400 1 125
200Ω
3 2.2 1.262
600W 200Ω
BR300W400 2 125
150Ω
5 3.7 2.080
600W 200Ω
BR300W400 2 125
150Ω
7.5 5.5 3.111
600W 200Ω
BR300W400 2 125
150Ω
575V Series
10 7.5 4.148
2000W 100Ω
BR1000W50 2 125
82Ω
Note: Brake Torque 10%ED% : brake torque at 10% duty cycle in (%).