DBU (AC 540V~AC 740V)

DBU (AC 540V~AC 740V)

Braking Unit

This product has been discontinued and removed from our shelves.

Braking Unit DBU (AC 540V~AC 740V)

Parameters of Braking Unit DBU (AC 540V~AC 740V)
Model-DBU AC540V~AC740V
DBU-6220
Input and output specifications Peak current (A) 300A
Rated current (A) 100A
Wiring mm2 25-50
Braking Activation Voltage (V) DC630/DC660/DC690/DC730/DC760V±16V
Maximum hysteresis About 16V
Synchronous signal Parallel operation is available; 2 or 3 units are recommended
Power supply DC Bus Voltage Range DC1000V~1200V
Protection Radiator overheat Temperature switch: +85℃
Break down output RELAY contact 0.6A125VAC/2A30VDC(Ta,Tb,Tc)
External power R,S terminator When there is voltage input (AC690V) on the terminators, the red "POWER" LED will be on
Working conditions of cooling fan Works when the braking unit, resistant board is up to +45℃
Indication Power on When there is voltage (above 50V) input on the terminators of dc BUS on PCB, the red "POWER" LED will be on
Braking on The green "BRAKING" LED will be on during braking unit conduction
Circumstances Ambient temperature -10℃~+40℃ (No frost)
Storing temperature -10℃~+50℃
Humidity 90%RH (No dew)
Vibration 10~20HZ: 1G, 20~50HZ: 0.2G
Mechanical construction Wall mounting type: IP20