ABB PSTX72-690-70

The ABB PSTX72-690-70 softstarter is a solid choice when you need reliable motor startup control, handling up to 72 A and operating across a wide voltage range from 208 to 690 V AC. Distributed by BSP Automation, this device supports three-phase soft starting and stopping via either voltage or torque ramp, making it versatile for various industrial setups.

With a control voltage rating between 100 and 250 V AC at 50/60 Hz, the PSTX72-690-70 includes a built-in bypass that helps simplify installation and improve energy efficiency—definitely a nice touch to keep things running smooth. You’ll find relay output signals for RUN, TOR, and Event in normally open configuration, which helps with system monitoring.

On the functionality front, this unit covers all the essentials: current limiting, kickstart for that extra push when needed, analog output, EOL, motor heating protection, and pump cleaning. It also comes equipped with features like jog mode, braking, stand-still brake, diagnostics, sequence start, plus specialized emergency or fire pump modes—making it a bit of a workhorse in demanding environments.

Sometimes referred to by its alternative catalog number 888614237407, the PSTX72-690-70 brings dependable performance that industrial pros appreciate—no fluff, just solid control.