ABB PSTX210-600-70 Soft Starter

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1. Product Overview

The ABB PSTX210‑600‑70 Soft Starter is a three-phase soft starter from the PSTX series designed for controlled starting and stopping of AC motors. It provides smooth ramp-up and ramp-down by regulating voltage and current, reducing inrush current and mechanical stress on motor and driven equipment. This soft starter is suitable for pumps, fans, compressors, conveyors and other industrial motor applications.ABB Catalogo Generale+1

2. Technical Specifications

Electrical Specifications

• Model: PSTX210-600-70

• Part Number: 1SFA898112R7000

• Rated Operational Current (Ie): 210 A maximum

• Operating Voltage Range: 208 … 600 V AC (main power)

• Control Supply Voltage: 100 … 250 V AC, 50/60 Hz

• Phase: Three-phase

• Built-In Overload Protection: Electronic overload relay function integrated

• Start Ramp Function: Adjustable current/voltage ramp

Control & Indicators

• Internal Bypass: Built-in bypass relay to reduce losses once motor reaches speed

• Status Outputs: Relay outputs for RUN, FAULT, EVENT signals

• Operator Interface: Optional detachable graphic display module available

Mechanical & Environmental

• Protection Degree: IP00 (requires enclosure)

• Ambient Temperature Range: –25 °C to +60 °C

• Weight: Approx. 16–28 kg (depending on configuration)

• Mounting: Panel internal installation

3. Advantages & Key Features

• Smooth motor starting/stopping reduces electrical stress and mechanical wear.

• Integrated bypass relay improves efficiency during run mode.

• Built-in overload protection enhances motor and system safety.

• High flexibility for a range of industrial motor control applications.

• Multiple status outputs facilitate system monitoring and control integration.

• Adjustable parameters allow fine tuning for specific load conditions.

4. Application Areas

• Industrial pump stations

• HVAC fan and blower control

• Compressor motor control

• Conveyor and material handling systems

• Water treatment and wastewater management

• General industrial motor control applications

5. Precautions

• Enclosure Requirement: Install inside a properly ventilated control cabinet (IP00 unit).

• Ventilation: Ensure adequate cooling space in the panel to avoid overheating.

• Wiring Practices: Follow wiring standards and include appropriate protective devices.

• Parameter Setup: Configure start ramps and protection settings based on motor/load specifications.

• Maintenance: Periodically check terminal connections and panel cleanliness.

• Power Isolation: Always disconnect power before maintenance or inspection.

The structure and details of the product：

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