PRODUCT DESCRIPTION
ASEA BROWN BOVERI PSR72-600-11 - Softstarter
The ABB PSR72-600-11 is a compact, three-phase softstarter engineered for controlled acceleration and deceleration of asynchronous AC motors. This device utilizes thyristor-based voltage ramp control to mitigate electrical and mechanical transients during motor start-up and stop sequences. It is specifically designed for integration into industrial systems requiring reduced inrush currents and smooth motor operation, such as pumps, fans, compressors, and conveyor systems.
Technical Specifications:
- SERIES/FAMILY: PSR Series
- COMPONENT TYPE: Softstarter
- ELECTRICAL SPECS:
- OPERATIONAL VOLTAGE: 208-600VAC (Main Circuit)
- OPERATIONAL CURRENT: 72A (Maximum)
- CONTROL SUPPLY VOLTAGE: 100-240VAC
- PHASE: Three-phase
- FREQUENCY: 50/60 Hz
- TYPICAL MOTOR POWER RATING: 37kW at 400V, 45kW at 500V, 55kW at 690V (Dependent on motor voltage)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, panel-mountable module
- MOUNTING: DIN rail or screw mounting
- INTERFACE/CONTROL:
- CONTROL METHOD: Thyristor-based voltage ramp
- BYPASS: Integrated bypass contactor
- INPUTS: Digital inputs for Run/Stop control
- OUTPUTS: Relay outputs for Run/Fault status indication, Analog output for current monitoring (typical)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminal protection)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Three-phase asynchronous AC motors
- APPLICATIONS: Pumps, fans, compressors, conveyors, mixers, centrifuges, and general industrial motor applications requiring controlled acceleration and deceleration.