Key Specifications
General
Product Type: Three‑phase soft starter
Series: PSR (compact range)
Model: PSR37‑600‑11
Rated Operational Current: 37 A
Weight: ~1.1 kg
Voltage & Frequency
Main Supply Voltage: 208–600 V AC
Control Supply Voltage: 24 V AC/DC
Frequency: 50/60 Hz
Motor & Performance
Soft start/stop via voltage ramp control
Built‑in bypass for full‑speed operation
Run and TOR signal relay outputs
Adjustable start time: 1–20 s
Adjustable stop time: 0–20 s
Typical motor ratings: ~7.5 kW @ 230 V, ~18.5 kW @ 400 V, ~22 kW @ 500 V
Typical start frequency: up to 100 starts/hour
Protection & Features
Class 10 overload protection
Reduces mechanical and electrical stress
Compact design for small motors and control panels
Mechanical & Environmental
Enclosure Protection: IP10/IP20 (installation dependent)
Mounting: In‑line or DIN‑rail with accessories
Terminals: Screw
Operating Temperature: −25 °C to +60 °C
Dimensions: 153 × 54 × 187 mm (L×W×H)
Applications
Pumps, fans, compressors, conveyors, and small industrial motors
Motor control panels requiring reduced inrush and smoother start/stop
The ABB PSR37‑600‑11 is a compact three‑phase soft starter designed to smoothly start and stop AC motors, reducing inrush current, mechanical stress, and electrical disturbances. It features a built‑in bypass for full‑speed operation and provides RUN and TOR signal outputs. It is commonly used with manual motor starters for simplified motor control.