ABB PST-210-600-70 Soft Starter

Product Overview

The ABB PST-210-600-70 Soft Starter is an industrial motor control device designed to reduce motor starting current and mechanical stress, protecting motors and drive equipment. It features advanced electronic control technology for smooth start and stop, overload protection, and energy-efficient operation. The PST-210-600-70 is suitable for a wide range of industrial motor applications including pumps, fans, compressors, and conveyor systems. It offers high reliability and ease of maintenance for harsh industrial environments.

Technical Specifications

• Model: PST-210-600-70

• Type: Soft Starter

• Rated Voltage: 380–600 V AC

• Rated Current: 210 A

• Control Method: Electronic voltage ramp start

• Start/Stop Mode: Smooth start and smooth stop

• Power Range: Up to approximately 600 kW (depends on motor rating)

• Protection Functions: Overload, short circuit, phase loss, jam protection

• Communication Interfaces: Optional Modbus RTU / Profibus DP

• Operating Temperature: -20°C ~ 60°C

• Mounting Method: DIN rail or panel mounting

• Protection Class: IP20

• Compatible Motor Types: Three-phase asynchronous motors

Key Features & Advantages

• Smooth start/stop: Reduces mechanical stress and prolongs equipment life

• Reduced starting current: Minimizes load on power network and motor

• High reliability: Industrial-grade design suitable for harsh environments

• Comprehensive protection: Overload, short-circuit, phase loss, and jam protection

• Communication capability: Supports Modbus RTU and Profibus DP for remote monitoring and control

• Energy-efficient: Optimizes motor operation and reduces energy consumption

• Easy installation and maintenance: Modular design simplifies integration and replacement

Application Areas

• Industrial pumps and fans

• Compressors and refrigeration systems

• Conveyor and mechanical drive systems

• Chemical, pharmaceutical, and petrochemical production lines

• Power and energy management systems

• Water treatment and environmental control systems

Precautions

• Ensure the power supply voltage is within the rated range to prevent damage

• Maintain proper ventilation during installation to avoid overheating

• Avoid touching internal components during operation to prevent electric shock or damage

• Regularly inspect terminals and motor condition to ensure stable operation

• Only use compatible motors and accessories

• Take protective measures in high humidity, dusty, or corrosive environments

• Avoid frequent start/stop operations beyond design specifications to extend equipment life