| Rated Operational Voltage | 208 ... 600 V AC |
| Rated Control Supply Voltage (Us) | 100 ... 250 V AC |
| Rated Control Circuit Voltage (Uc) | 24 V DC |
| Rated Frequency (f) |
50/60 Hz
Main Circuit 50 / 60 Hz
|
| Package Level 1 Depth Length/Height/Width |
381 MM 650 MM 470 MM |
| Package Level 1 Gross Weight | 31 kg |
High-Performance Solid-State Soft Starter for Industrial Motors:The PSTX570-600-70 is a premium soft starter from ABB’s PSTX series, designed for 600 V AC industrial systems with a rated current of 570 A, capable of starting motors up to approximately 300 kW (400 HP)—ideal for pumps, fans, compressors, and conveyors.
Smooth Motor Starting, Reduced Mechanical & Electrical Stress:Uses thyristor phase control to gradually ramp up motor voltage, limiting inrush current (adjustable from 1.5x to 5x full load current), minimizing grid disturbances and mechanical wear during start-up.
Integrated Bypass Contactor for High Efficiency:Built-in bypass contactor automatically switches to direct-on-line operation after start-up, bypassing the thyristors. This reduces power losses and heat generation during continuous operation, improving energy efficiency and reliability.
Comprehensive Motor and Load Protection:Features include overload, stall, phase loss, phase imbalance, thyristor overtemperature, start time-out, and underload protection (useful for pump dry-run detection)—ensuring safe and reliable operation.
Multiple Start/Stop Modes for Complex Loads:Supports voltage ramp, current limit, kick start (Kick Start™), soft stop, and pump stop modes—adaptable to high-inertia or sticky loads for optimized performance.
Standard Modbus RTU with Optional Fieldbus Support:Equipped with built-in RS-485 interface and standard Modbus RTU protocol; optional modules for Profibus DP, DeviceNet, EtherNet/IP enable seamless integration with PLCs, SCADA, or DCS systems.
