PSE72-600-70 1SFA897107R7000 ABB The Softstarter 50/60 Hz 208-600 V AC 72 A

Key Selling Points

1. Built-in bypass, no external contactor required, panel width only 90 mm, saving cabinet space.

2. Multiple electronic overload, underload, and rotor stall protections, extending the lifespan of motors and mechanical equipment.

3. Integrated Modbus RTU, remote monitoring of current, voltage, and power, supports one-button start/stop via PLC or host computer.

4. Backlit graphical interface, 17 languages ​​selectable, parameter setting completed in 30 seconds, even beginners can quickly debug.

5. IP20 protection rating, no derating at altitudes up to 4000 m, suitable for OEM and project-based applications such as pumps, fans, compressors, and conveyors.

Technical Parameters

- Motor Power: 37 kW (400 V AC)

- Rated Current: 72 A

- Control Voltage: 100-250 V AC 50/60 Hz

- Ramp Time: 1-30 s (independently adjustable boost/buck)

- Current limiting factor: Adjustable from 2-5 Ie

- Operating temperature: -25…+60 ℃

- Dimensions: Height 245 × Width 90 × Depth 184 mm

- Weight: ≈2.5 kg

Typical Applications

- Water treatment: Centrifugal pumps, deep well pumps, soft start and stop to eliminate water hammer

- HVAC: Cooling towers, air conditioning units, reducing mechanical and power grid impact

- Conveying: Belt conveyors, chain conveyors, smooth start to prevent material spillage

- Compressed air: Screw air compressors, reducing mechanical wear and peak electricity costs

Installation and Maintenance

1. Secure with guide rails or screws, top inlet and bottom outlet, copper busbar cross-section ≥ 25 mm²

2. Before powering on, confirm that the main circuit phase sequence matches the control circuit voltage.

3. For initial operation, it is recommended to record the starting current and ramp time, and fine-tune according to the load.

4. In case of a fault, the panel LEDs and Modbus register will provide synchronous prompts, locating the problem within 10 minutes.

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