ABB 1SVR730020R3300 CT-MVS.22S Multifunction Timer Relay 2 C/O 24-48V DC 24-240V AC

The ABB CT-MVS.22S (SKU: 1SVR730020R3300) is a multifunction timer relay from the CT-S series, designed for precise time-controlled switching in industrial automation and control panel applications. Featuring 2 changeover (C/O) contacts and a wide supply voltage range of 24–48V DC / 24–240V AC, the CT-MVS.22S delivers reliable, flexible timing across a broad range of installations. Its compact 22.5 mm profile makes it ideal for space-constrained DIN rail enclosures.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU safety, health, and environmental requirements
• CAN/CSA C22.2 No.14: Canadian Standards Association — industrial control equipment standard
• IEC/EN 63000: Technical documentation for evaluation of electrical and electronic equipment with respect to RoHS
• IEC/EN 61812-1: Time relays for industrial and residential use — requirements and tests
• UL 508: UL standard for industrial control equipment (USA)
• IEC 60715: Dimensions of low-voltage switchgear and controlgear — standardized mounting on DIN rails
• EN 61812: European standard for time relays
• CSA C22.2: Canadian Standards Association electrical safety standard
• CSA: CSA Group certified for Canadian and North American markets
• REACH: Compliant with EU REACH regulation on chemical substances
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• CCC: China Compulsory Certification for the Chinese market
• cULus: UL certified for both US and Canadian markets
• UKCA: UK Conformity Assessed — meets UK market requirements post-Brexit

Applications & Use Cases

• Industrial automation control panels requiring precise timing sequences
• Motor control circuits — star-delta starting, wye-delta transitions
• HVAC and building management systems with timed switching functions
• Conveyor and process line timing control
• Pump and compressor protection via delayed start/stop sequences
• Lighting control and signalling systems with programmable time delays