Technical Parameters
Parameter Specification
Product Type Soft Starter
Model / Series PSR9‑600‑70
Brand ABB
Rated Operational Current (Ie) 9 A
Main Circuit Operational Voltage 208–600 V AC
Control Supply Voltage 100–240 V AC (50/60 Hz)
Frequency Range 50 / 60 Hz
Control Type Voltage ramp soft start and stop
Bypass Integrated bypass contact
Start/Stop Ramp Adjustment Front‑panel potentiometers
Start Ramp Time Adjustable (typically 1–10 s)
Stop Ramp Time Adjustable
Protection Rating IP20 (open type)
Connection Terminals Screw terminals
Status Indicators LED RUN / status lamps
Typical Motor Power Ratings ~2.2 kW at 230 V, ~4 kW at 400–500 V
Dimensions Approx. ~140 × 45 × 114 mm
Weight Approx. ~0.4–0.5 kg
Applications Pumps, fans, conveyors, compressors, HVAC systems
The ABB PSR9‑600‑70 is a compact soft starter designed to control the starting and stopping of three‑phase AC motors smoothly, reducing mechanical and electrical stress. It belongs to ABB’s PSR series, which provides basic yet reliable soft starting functionality with adjustable ramp times and integrated bypass to improve energy efficiency and simplify installation.