PSTX370-600-70_ABB_PRODUCT_吉林易择科技技术发展有限公司

Key Specifications Specification Details Model ABB PSTX370‑600‑70 Type Soft Starter (Solid‑State Motor Starter) Operational Current Rating 370 A (max) Main Voltage Range 208–600 V AC (three‑phase) Control Supply Voltage 100–250 V AC, 50/60 Hz Compatible Motor Power (typical) Up to ~125 HP at ~230 VAC, ~300 HP at ~480 VAC, ~350 HP at ~575 VAC Control Mode Voltage/torque ramp start and stop Built‑in Bypass Yes (reduces heat loss and improves efficiency) Overload Relay Class Class 10 Communications Built‑in Modbus RTU; supports optional fieldbus modules Phase 3‑phase Protection Rating IP00 (main terminals) / IP20 (control area) Ambient Operating Temp. –25 °C to +60 °C Enclosure Options IP00 / IP20 / IP66 (depending on installation) Weight (approx.) ~18.5 kg Dimensions ~470 × 258 × 279 mm Special Functions Current limit, kickstart, jog, braking, emergency/fire pump mode, diagnostics, pump cleaning Approvals CE, UL/cUL (varies by market)

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DESCRIBE

The ABB PSTX370‑600‑70 is an advanced three‑phase soft starter designed to improve motor start/stop performance for medium‑ and large‑sized AC motors. It allows smooth acceleration and deceleration using adjustable voltage or torque ramps, minimizing mechanical wear and electrical stress on the system. The unit includes a built‑in bypass for energy savings and easy installation, Modbus RTU communication for monitoring/control, and advanced built‑in functions like current limiting, kickstart, jog, braking, and emergency modes. This soft starter is suitable for pumps, fans, compressors, conveyors and other industrial motor applications.

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