ABB Universal Brake Chopper for use with any 230V, 400V or 500V 3 ph Inverter having access to DC+ & DC- terminals. Simple to set-up and provides braking for Any Make of existing drive as well as ABB ACS800, ACS850, ACS550 Drives tripping on 'Over-Voltage' or a process suffering from an Extended Stop Ramp.
Rating for use with 400V Inverter:-
Part time: 52.8kW x 60 seconds every 10 minutes
Minimum External Resistor set required: 8 Ohms
Rating for use with 230V Inverter or 320V DC Bus:-
Part time: xxkW x 60 seconds every 10 minutes
Minimum External Resistor set required: xx Ohms
Rating for use with 500V Inverter:-
62.6kW x 60 seconds every 10 minutes
Use with external resistor at 8 Ohms minimum
Setting is adjustable for Inverter Drive supply Voltages of 230V, 400V and 500V.
Parallel connection is available for higher braking powers (requires fibre link - please contact us).
Enclosure Rating: IP54
Dimensions: 157mm Wide x 149mm Deep x 198.5mm high
Mounting: Wall or Panel mount on 4 x 7mm holes at 76mm x 186.5mm.
Part Number - NBRA-655C (NBRA655C) 59006401
Download the NBRA Brake Chopper manual from the link below...