PRODUCT DESCRIPTION
ASEA BROWN BOVERI PSTX250-600-70 - Softstarter
The ABB PSTX250-600-70 is a three-phase, microprocessor-controlled softstarter engineered for the controlled acceleration and deceleration of AC induction motors. This unit integrates advanced motor protection functionalities and comprehensive communication capabilities, making it suitable for demanding industrial applications such as pumps, fans, compressors, and conveyors, where precise motor control is critical to mitigate mechanical stress and electrical transients.
Technical Specifications:
- SERIES/FAMILY: PSTX Softstarter
- COMPONENT TYPE: Three-Phase Softstarter
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL VOLTAGE: 208-600VAC
- NOMINAL OPERATIONAL CURRENT: 250A
- CONTROL SUPPLY VOLTAGE: 100-250V AC/DC
- NOMINAL FREQUENCY: 50/60 Hz
- TYPICAL MOTOR POWER (400V): 132 kW (Heavy Duty), 160 kW (Normal Duty)
- TYPICAL MOTOR POWER (600V): 200 kW (Heavy Duty), 250 kW (Normal Duty)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Enclosed module for panel mounting
- COOLING METHOD: Natural convection (with integrated heatsink)
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOLS: Modbus RTU (integrated) Optional modules for PROFINET, PROFIBUS DP, EtherNet/IP, Modbus TCP
- DIGITAL INPUTS: Programmable
- DIGITAL OUTPUTS: Programmable relay outputs
- ANALOG OUTPUTS: Programmable (e.g., motor current, voltage)
- FEEDBACK: Motor current, voltage, power, temperature, operational status
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP00 (main unit), IP20 (terminal protection)
- MOUNTING STYLE: Screw mounting
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COMPATIBILITY/APPLICATION: AC Induction Motors, Pumps, Fans, Compressors, Conveyors, Mixers, Crushers, and general industrial machinery requiring controlled motor starts and stops.