PRODUCT DESCRIPTION
ABB PSTX250-690-70 - Advanced Softstarter
The ABB PSTX250-690-70 is an advanced three-phase softstarter engineered for comprehensive motor control in demanding industrial applications. This unit provides precise voltage and current ramp control, enabling smooth motor starts and stops, thereby reducing mechanical stress and electrical transients. It integrates robust motor protection functionalities and supports various communication protocols, making it suitable for pump systems, fan applications, compressors, and conveyor systems requiring optimized motor performance and extended equipment lifespan.
Technical Specifications:
- SERIES/FAMILY: PSTX Series
- COMPONENT TYPE: Advanced Three-Phase Softstarter
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT: 250A (AC-53b)
- OPERATIONAL VOLTAGE RANGE: 208-690VAC
- CONTROL SUPPLY VOLTAGE: 100-250V AC/DC
- NOMINAL FREQUENCY: 50/60 Hz
- MOTOR POWER RATING (TYPICAL):
- 132 kW @ 400V (Heavy Duty)
- 160 kW @ 400V (Normal Duty)
- 250 kW @ 690V (Heavy Duty)
- 315 kW @ 690V (Normal Duty)
- NUMBER OF PHASES: 3-Phase
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Enclosed industrial module
- MOUNTING: Screw mounting
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOLS: Built-in Modbus RTU Optional modules for PROFINET, EtherNet/IP, PROFIBUS DP, DeviceNet
- FEEDBACK: Integrated current measurement, motor temperature monitoring
- I/O: Programmable digital inputs/outputs, analog output
- CONTROL FEATURES: Torque control, current limit start, kickstart, DC injection brake, bypass contactor
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP00 (main unit), IP20 (terminals)
- COOLING METHOD: Natural convection / Integrated fan (depending on load and ambient conditions)
- OPERATING TEMPERATURE: -25 to +60 degrees C (with derating above 40 degrees C)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Pumps, fans, compressors, mixers, conveyors, crushers, centrifuges
- MOTOR TYPES: Standard asynchronous AC motors
- INDUSTRIAL SECTORS: Water & Wastewater, HVAC, Mining, Oil & Gas, Manufacturing