ABB 1SVR730774R1300 CM-PAS.31S Three-Phase Monitoring Relay 2 C/O 160-300V AC 0.1-30s Phase Monitoring Relay

The ABB CM-PAS.31S (SKU: 1SVR730774R1300) is a three-phase monitoring relay designed to protect industrial electrical systems from phase faults including phase loss, phase sequence errors, and phase asymmetry across a supply voltage range of 160–300 V AC. Featuring 2 changeover (C/O) output contacts and an adjustable time delay of 0.1 to 30 seconds, the CM-PAS.31S provides flexible and reliable protection for motors, drives, and control panel applications in industrial automation environments.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU safety, health, and environmental requirements
• UKCA: UK Conformity Assessed — required for the Great Britain market
• cULus: Listed by Underwriters Laboratories for both US and Canadian markets
• UL 508: UL standard for industrial control equipment
• CCC: China Compulsory Certification for the Chinese market
• CSA / CAN/CSA C22.2 No.14: Canadian Standards Association industrial control equipment standard
• IEC/EN 60255-27: Measuring relays and protection equipment — product safety
• IEC/EN 61000-6-2: Electromagnetic compatibility — immunity for industrial environments
• IEC/EN 61000-6-3: Electromagnetic compatibility — emission standard for residential, commercial, and light-industrial environments
• IEC/EN 63000: Technical documentation for the assessment of electrical and electronic products with respect to the restriction of hazardous substances
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• REACH: Registration, Evaluation, Authorisation and Restriction of Chemicals — EU chemical safety compliance