The ABB PSR45-600-11 Softstarter is a compact and efficient solution designed to reduce mechanical and electrical stress on motors during startup and shutdown. This softstarter is suitable for small three-phase motors with nominal currents ranging from 3 to 105 A, making it ideal for applications such as pumps, fans, compressors, and conveyors.
With a rated operational current of 45 A and an operating voltage range of 208 to 600 V AC, the PSR45-600-11 ensures reliable performance across various industrial environments. The control voltage is 24 V AC/DC, providing flexibility in control options. The device features a two-phase control for soft start and stop, utilising a voltage ramp to minimise wear and tear on connected equipment.
The PSR45-600-11 includes built-in bypass functionality, which simplifies installation and enhances energy efficiency. The setup process is straightforward, with three potentiometers on the front panel allowing easy adjustment of start/stop ramp times and initial/end voltage levels. Additionally, the softstarter is equipped with relay outputs for RUN and TOR signals, facilitating seamless integration into existing systems.
This softstarter is often paired with ABB's manual motor starters (MMS) to create a comprehensive motor control solution that includes overload and short-circuit protection. Optional accessories such as connection kits and Fieldbus communication adapters further enhance its versatility and ease of use.
Designed for durability, the PSR45-600-11 operates effectively in ambient temperatures ranging from -25 to +60°C and can be stored in temperatures as low as -40°C and as high as +70°C. The device is built to withstand up to 100 starts per hour, ensuring high availability and uptime for critical applications.
Overall, the ABB PSR45-600-11 Softstarter is a robust and user-friendly choice for enhancing motor reliability and efficiency in a wide range of industrial applications.