PSTX softstarter

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. 


Benefits & features


The PSTX offers complete motor protection and is able to handle both load and network irregularities. PT-100, earth fault protection and over/under voltage protection along with many other functions keep your motor safer than ever.


Time to use your processes to their full potential. The PSTX features many application enhancing features, including torque control, standstill brake, dynamic brake, motor heating, pump cleaning, underload, and lock rotor protections
to securing uptime of your system.


Bulit-in Modbus and as an option Anybus
for all major communication protocols such as Modbus RTU, Profibus, Profinet, Ethercat, BACnet, Ethernet and DeviceNet.

Technical information

Current 30A... 1250A (inside-delta: 2160A) 
Main voltage 208V... 600V, 208V... 690V
Rated control supply voltage 100... 250V AC, 50/60 Hz
Frame sizes A, B, C, D, E, F
Electrical sizes 19
Communication protocols Modbus RTU, Profibus, Profinet, Ethercat, BACnet, Ethernet, DeviceNet, Anybus
Certifications CE, cULus, CCC, EAC, ANCE. C-tick, KC
Approvals ABS, DNV, Lloyd’s register, CCS, PRS, Class NK

Links & downloads

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