ABB 1SVR550870R9400 — ABB, Phase Monitoring Relay, Monitoring Relay, 1NO, 320 to 460 V ac,

The ABB Phase Monitoring Relay, model number 1SVR550870R9400, is a reliable and versatile device used for monitoring the phases of electrical systems. This monitoring relay is designed to ensure the proper functioning and protection of equipment in various industrial applications.

With a compact DIN rail mount design, the relay measures 78.5 x 22.5 x 78 mm, making it ideal for installation in tight spaces. It features a single normally open (NO) contact configuration, providing flexibility for a range of electrical circuit configurations.

The operating voltage range of this monitoring relay is from 320 to 460 V ac, ensuring compatibility with a wide range of electrical systems. It has a quick response time of 500 ms, allowing for prompt identification and response to phase imbalances, voltage drops, or other abnormalities in the electrical supply.

The ABB Phase Monitoring Relay is a reliable choice for applications where continuous monitoring and protection of electrical systems is essential. It offers protection against phase loss, phase asymmetry, and voltage fluctuations, preventing damage to sensitive equipment and ensuring the smooth operation of industrial processes.

With its robust construction and high-quality components, this monitoring relay provides long-lasting performance and dependable operation.