PRODUCT DESCRIPTION
ASEA BROWN BOVERI PSTX37-690-70 - Advanced Softstarter
The ASEA BROWN BOVERI PSTX37-690-70 is an advanced three-phase softstarter engineered for comprehensive motor control and protection in demanding industrial applications. This unit facilitates smooth motor starts and stops, mitigating electrical and mechanical stress through features like current limit, torque control, and integrated bypass. It is designed for integration into systems requiring precise control of AC induction motors, commonly found in pumping stations, HVAC systems, and material handling equipment.
Technical Specifications:
- SERIES/FAMILY: PSTX Series
- COMPONENT TYPE: Advanced Three-Phase Softstarter
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL VOLTAGE RANGE: 208-690VAC
- NOMINAL OPERATIONAL CURRENT (Ie): 70A
- PHASE: 3-Phase
- FREQUENCY: 50/60 Hz
- RATED MOTOR POWER (at 400V): 37 kW
- RATED MOTOR POWER (at 690V): 75 kW
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Enclosed, Panel Mount Unit
- COOLING METHOD: Natural Convection (with internal fan for higher loads/temperatures)
- INTERFACE/CONTROL:
- CONTROL VOLTAGE: 100-250V AC/DC
- COMMUNICATION PROTOCOLS: Modbus RTU (built-in) Optional modules for PROFINET, PROFIBUS, DeviceNet, EtherNet/IP, Modbus TCP
- FEEDBACK: Analog output, Digital inputs/outputs
- USER INTERFACE: Graphical display with keypad
- CONTROL FEATURES: Current limit, Torque control, Kickstart, DC injection brake, Motor protection functions (overload, underload, phase imbalance, locked rotor)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for main unit)
- MOUNTING STYLE: Panel Mount
- OPERATING TEMPERATURE: -25 to +60 degrees Celsius (with derating above 40 degrees Celsius)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: AC Induction Motors
- SPECIFIC MACHINE TYPES: Pumps, Fans, Compressors, Conveyors, Mixers, Crushers, Centrifuges, Bow Thrusters