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PST105-600-70

The ABB PST105-600-70 is a medium-voltage soft starter from ABB's PST (Perfect Starting Technology) series, designed for controlled starting and stopping of medium-voltage three-phase induction motors. This unit combines advanced thyristor technology with comprehensive motor protection features to reduce mechanical stress, minimize electrical disturbances, and extend equipment life in demanding industrial applications.

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Technical Specifications: Parameter Specification Product Code PST105-600-70 Series ABB PST Medium Voltage Soft Starters Rated Voltage 3300 V / 6000 V (switch-selectable) Rated Current 105 A (continuous) Starting Current Adjustable, typically 200-400% of motor full load current Motor Power Range Approx. 500 - 800 kW (depending on voltage and motor characteristics) Control Voltage 110-120V AC or 220-240V AC (configurable) Cooling Method Natural convection or forced air (depending on configuration) Enclosure Typically IP00 or IP20 (cabinet-mounted) Starting Time Adjustable from 1 to 60 seconds Stopping Time Adjustable from 1 to 60 seconds (optional soft stop) Pulse Frequency Typically 400-800 Hz Ambient Temperature -10°C to +40°C (14°F to 104°F) for full rating Altitude Up to 1000 m (3280 ft) without derating Standards IEC, UL, CSA, CE compliant