Softstart PSE85-600-70 1SFA897108R7000

ABB PSE Soft Starters – Efficient Motor Starting and Protection

The PSE soft starter is an advanced device that provides smooth motor starting for three-phase motors, reducing mechanical and electrical stresses. Thanks to its built-in protection functions and torque control capabilities, it is a reliable solution for a variety of industrial applications. The device is characterized by a compact design, an intuitive HMI interface, and a wide range of supply voltages and rated currents.

Functionality and Application

The PSE soft starter is designed to work with asynchronous motors up to 45 kW (at 400V) and a rated current of up to 85A. The built-in bypass contactor minimizes energy losses, and the adjustable torque control optimizes the operation of pumps and other equipment requiring precise start-up control. The device finds application in industries, in applications such as pumps, fans, compressors, conveyors, and mixers.

Key Features and Benefits

• Wide voltage range: Ability to operate in networks with a voltage from 208 to 600 V AC.
• Built-in protection: Motor overload protection protects against damage caused by excessive load.
• Torque control: Enables precise start-up adjustment, minimizing hydraulic shocks in pumps.
• Compact size: Facilitates mounting even in limited spaces.
• Intuitive HMI interface: Backlit display and four-button keyboard simplify configuration and monitoring of operating parameters.
• Versatility: Suitable for a wide range of industrial applications.
• Built-in bypass contactor: Reduces energy losses and extends the life of the device.
• Communication capability: Allows integration with industrial automation systems (option).

Technical Parameters and Construction

The PSE soft starter is characterized by a solid construction and high quality of workmanship. The PCBs are coated, which ensures reliable operation even in harsh environmental conditions. The device has three relay inputs and three relay outputs, as well as an analog current output, allowing flexible adaptation to the needs of a specific application. The operating temperature range is from -25°C to +60°C, ensuring reliability in various environmental conditions.

Compliance with Standards

The device meets applicable safety and quality standards, ensuring safe and reliable operation in demanding industrial environments.