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PSTX170-600-70

The ABB PSTX170-600-70 is a robust, medium-voltage soft starter engineered for the controlled acceleration and deceleration of large three-phase induction motors. As part of ABB's advanced PSTX series, it utilizes sophisticated thyristor technology and intelligent control algorithms to significantly reduce mechanical stress on driven equipment and minimize electrical disturbances on the power supply network during motor starts. This unit is designed for reliability in demanding industrial environments.

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Technical Specifications Parameter Specification Product Code PSTX170-600-70 Series ABB PSTX Medium Voltage Soft Starters Rated Voltage 3300 V / 6000 V (switch-selectable) Rated Current 170 A (continuous at 40°C) Starting Current Adjustable, typically 200% - 450% of motor Full Load Current (FLC) Motor Power Range Approx. 850 - 1120 kW (dependent on voltage & motor PF) Control Supply Voltage 110-120V AC or 220-240V AC, 50/60 Hz (configurable) Starting Time Adjustable from 5 to 120 seconds Stopping Time Adjustable soft-stop (optional) Cooling Method Forced air cooling (integrated fans) Enclosure IP00 / Open Type (for cabinet installation) Ambient Temperature 0°C to +40°C (32°F to 104°F) for full rating; up to +50°C (122°F) with derating Altitude Up to 1000 m (3280 ft) without derating Standards & Approvals IEC, UL, CSA, CE; compliant with IEC 60947-4-2