ABB 1SFA898110R7000 PSTX142-600-70 142A 208-600V AC 3P 75kW Softstarter

The ABB PSTX142-600-70 softstarter (SKU: 1SFA898110R7000) is a 3-pole, 142A electronic soft starter designed for smooth acceleration and deceleration of three-phase AC motors in demanding industrial environments. Rated for supply voltages of 208–600V AC with a control voltage range of 110–250V, the PSTX142-600-70 delivers precise torque control and motor protection, making it a trusted solution for pump, fan, compressor, and conveyor applications. With a compact footprint of 263 × 323 × 454 mm and a weight of 8.7 kg, this PSTX Series unit integrates efficiently into control panels and motor control centers.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU safety, health, and environmental requirements
• CCC: China Compulsory Certification — mandatory certification for the Chinese market
• CQC: China Quality Certification — voluntary quality mark for enhanced market assurance
• DNV: Det Norske Veritas — certified for marine and offshore applications
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• WEEE: Waste Electrical and Electronic Equipment — compliant with EU Directive 2012/19/EU on responsible disposal
• IEC 60529: International standard for degrees of protection provided by enclosures (IP rating)
• IEC 60947-1: International standard for low-voltage switchgear and controlgear — general rules
• EN 60529: European harmonised standard equivalent of IEC 60529 for ingress protection
• CSA: Canadian Standards Association — certified for the North American market
• REACH: Registration, Evaluation, Authorisation and Restriction of Chemicals — EU chemical safety compliance

Applications & Use Cases

The ABB PSTX142-600-70 softstarter is engineered for industrial motor control applications requiring smooth start and stop sequences. Its broad voltage range (208–600V AC) and 142A current rating make it suitable for:

• Centrifugal pumps and water treatment systems
• HVAC fans and blower applications
• Compressors and refrigeration equipment
• Conveyor belts and material handling systems
• Marine and offshore motor drives (DNV certified)
• Mining and heavy-duty industrial machinery

The PSTX Series integrates seamlessly with ABB motor control centers and automation systems, offering engineers a reliable, standards-compliant solution for reducing mechanical stress and inrush current during motor starting.