PST250-600-70 ABB Soft Starter | AC Motor Control
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ABB PST250-600-70 Soft Starter, 250 A, 208-600V AC
Control motor starts smoothly and protect your equipment. The ABB PST250-600-70 is a powerful 250 Amp soft starter designed for heavy-duty industrial motors. It reduces mechanical stress and current inrush, extending the life of your pumps, fans, and conveyors. With a wide voltage range of 208-600V AC and flexible connectivity options, it's a robust solution for reliable motor control.
Key Features & Benefits
- Smooth Acceleration: Reduces mechanical shock and electrical stress during motor start-up.
- High Power Rating: Handles up to 250 A (In-Line) and 430 A (Inside Delta) for large motors.
- Built-in Protection: Features integrated electronic overload protection and multiple status relays.
- Easy Configuration: Adjustable ramp time (0-120s), initial voltage (30-70%), and current limit (1.5-7xIe).
- Ready for Communication: Standard FieldBusPlug for easy integration into automation networks.
Complete Technical Specifications
| Brand | ABB |
| Series / Main Type | PST |
| Full Model Number | PST250-600-70 |
| Rated Operational Current (Ie) | 250 A (In-Line Connection) |
| Rated Operational Voltage | 208 ... 600 V AC |
| Rated Power (at 400V) | 132 kW (In-Line) / 220 kW (Inside Delta) |
| Control Supply Voltage (Us) | 100 ... 250 V AC |
| Control Voltage (Uc) | 24 V DC |
| Starting Capacity | 3 x Ie for 15 seconds |
| Communication | FieldBusPlug (Standard) |
| Analog Outputs | 0-10V, 0-20mA, 4-20mA |
| Operating Temperature | 0°C to +50°C |
| Degree of Protection | IP00 (Main Terminals) |
Installation & Wiring Guide
Install the soft starter in a clean, well-ventilated enclosure. Ensure the ambient temperature stays below 50°C. Connect the main power cables (208-600V AC) to the terminal bars (20x5mm). Use the correct tightening torque (28 N·m for main circuit). Connect the control supply (100-250V AC or 24V DC) and configure the desired start parameters (ramp time, initial voltage) using the onboard controls or communication interface.
System Compatibility
The PST250-600-70 is designed to control standard three-phase AC induction motors. It supports both In-Line and high-current Inside Delta connection methods. The standard FieldBusPlug allows connection to various industrial fieldbus networks.
Certifications & Compliance
This product is CE marked and complies with relevant EU directives. It meets RoHS requirements and is designed according to international standards including IEC 60947.
Package Contents & Warranty
- One (1) ABB PST250-600-70 Soft Starter Unit.
- This product is covered by a standard 12-month warranty from ABB.
Shipping Information
We ship this item safely worldwide via FedEx, UPS, and DHL. The unit is packaged securely in its original box (dimensions: 400x475x310 mm).
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Contact: sales@ubestplc.com | Phone: +86180 3000 5825