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PSR30-600-70 is a compact soft starter from the ABB PSR series, mainly used for soft start/stop of three-phase motors, suitable for applications with limited installation space and requirements to reduce starting impact.
Model Explanation
PSR: Compact Soft Starter, compact size and high integration.
30: Rated operational current 30 A (corresponds to approximately 15 kW motor at 400V).
600: Main circuit voltage range 208…600 V AC, wide voltage compatibility (suitable for common industrial power grids worldwide).
70: Control supply voltage 100…240 V AC / 50–60 Hz (also compatible with 24 V AC/DC).
Key Parameters
| Item | Specification |
| Product Type | ABB PSR Compact Soft Starter |
| Rated Current (Ie) | 30 A |
| Main Circuit Voltage | 208…600 V AC |
| Control Supply | 100…240 V AC / 50–60 Hz; or 24 V AC/DC |
| Control Method | Two-phase control, voltage ramp soft start/stop |
| Suitable Motor Power | Approx. 15 kW at 400V; approx. 18.5 kW at 500V |
| Starts Per Hour | Max. 100 starts |
| Protection / Mounting | IP20, DIN rail mounting |
| Typical Order Code | 1SFA896109R7000 |
Functions & Applications
Core functions: Reduces motor starting current via voltage ramp to minimize electrical grid and mechanical shocks; equipped with built-in bypass contactor to lower losses and improve efficiency during operation.
Applications: Small and medium-power three-phase asynchronous motors such as pumps, fans, conveyors, and compressors, especially where installation space is limited or a compact solution is required.
Alternative & Similar Models
PSR30-600-11: Control supply is 24 V AC/DC, other parameters identical.
PSR25-600-70: Rated current 25 A, smaller size, suitable for 11 kW (400V) motor.
PSR37-600-70: Rated current 37 A, suitable for 18.5 kW (400V) motor.
