Softstart PSR37-600-11 / 18.5 kW at 400V 1SFA896110R1100

ABB Soft Starters – Efficient Motor Starting

The PSR37-600-11 soft starter is a compact device designed for smooth starting and stopping of three-phase motors. Its function is to limit inrush currents during startup, which translates to reduced mechanical and electrical stress on the installation. This device finds application in a wide spectrum of industrial and commercial applications where minimizing disturbances in the power supply network and protecting connected equipment are key.

Construction and Application

The PSR37-600-11 soft starter is characterized by a compact design, enabling easy mounting on both DIN rail and mounting plate. The built-in bypass contactor reduces energy losses after startup, and parameter adjustment is done using three potentiometers – ensuring ease of operation. The device is ideal for where mounting space is limited and reliability and ease of installation are required.

Advantages and Benefits

• Limitation of inrush currents: Reduces the load on the power supply network and protection devices.
• Smooth start and stop: Extends motor life and reduces mechanical wear.
• Built-in bypass contactor: Minimizes energy losses after startup.
• Compact dimensions: Allows mounting in tight spaces.
• Easy adjustment: Simple control panel with potentiometers allows for quick adaptation of parameters to application needs.
• Wide voltage range: Ability to operate in networks with voltage from 208 to 600 V AC.
• Universal control voltage: Supports both AC (100-240V) and DC (24V) voltage.
• Operation at low temperatures: The device retains functionality even down to -25°C, increasing its versatility.

Operating parameters and compatibility

The PSR37-600-11 soft starter is designed to work with motors with a power of 18.5 kW at a voltage of 400 V and a rated current of 37 A. The device has a protection degree of IP10, which provides basic protection against contact. The tripping class is adjustable, allowing for precise adaptation of the operating characteristics to the specifics of the load. The control voltage can be set to 24 V DC or 100-240 V AC, increasing installation flexibility. The device meets safety standards and ABB quality standards, guaranteeing reliable operation in demanding industrial conditions.