motor soft starter / three-phase
PSTX series ABB

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motor soft starter / three-phase motor soft starter / three-phase - PSTX series


  • Type:


  • Electrical characteristics:


  • Current:

    Min.: 30 A

    Max.: 570 A

  • Power:

    Min.: 1.5 kW (2.04 hp)

    Max.: 710 kW (965.33 hp)


The PSTX combines many years of research and product development with extensive knowledge of application specific requirements and needs. The PSTX is our latest advancement in motor control and protection and adds new functionality with increased reliability to any motor starting application.

Main benefits

Secure motor reliability
Improve installation efficiency
Increase application productivity.

Main features

Three-phase controlled
Operational voltage: 208-690 V AC
Wide rated control supply voltage: 100-250 V, 50/60 Hz
Rated operational current: 30-570 A (inside-delta: 987 A)
Coated circuit boards
Torque control for excellent control of pumps.