DURAPULSE AC Drive User Manual
A–21
Dynamic Brake Unit General Specifications
Braking Unit Wiring
For information on braking unit wiring, refer to the power wiring diagrams in
“Chapter 2: Installation and Wiring” of this manual, and to the DURA
PULSE
Dynamic Braking Units User Manual GS3-DB-M.
Dynamic Brake Unit Specifications
Model 230V Class 460V Class
Part Number
GS-2DBU GS-4DBU
Max. Motor Capacity HP (KW)
30 (22) 60 (45)
Output
Rating
Max. Peak Discharge
Current (A)
10% ED (Duty Cycle)
60 60
Continuous Discharge
Current (A)
20 18
Braking Start-up
Voltage (DC)
330/345/360/380/400/415 ±3V 660/690/720/760/800/830 ±6V
Maximum On-Time
60 seconds 60 seconds
Input
Rating
DC Voltage
200~400 VDC 400~800 VDC
Protection
Heat Sink Overheat
Temperature over +95 °C (203 °F)
Alarm Output
Relay contact 5A @ 120VAC/28VDC (RA, RB, RC)
Power CHARGE LED (Green)
ON until the bus (P-N) voltage is below 50VDC
Braking ACT LED (Yellow)
ON during braking
Fault ERR LED (Red)
ON if a fault has occurred
Usage
Environment
Installation Location
Indoor (no corrosive gases, metallic dust)
Operating Temperature
-10 °C to +50 °C (14 °F to 122 °F)
Storage Temperature
-20 °C to +60 °C (-4 °F to 140 °F)
Humidity
90% Non-condensing
Vibration
9.8m/s
2
(1G) under 20
2m/s
2
(0.2G) @ 20~50Hz
Mechanical Configuration
Wall-mounted enclosed type IP50
Appendix A: Accessories
1st Ed. Rev. D 05/2013