ABB 1SVR730010R0200 CT-MFS.21S Multifunction Timer Relay 2C/O 24-240V AC/DC 4A CT-S Series

The ABB CT-MFS.21S (SKU: 1SVR730010R0200) is a multifunction timer relay from the CT-S series, delivering versatile timing control with 2 changeover contacts rated at 4 A / 250 V across a wide supply voltage range of 24–240 V AC/DC. The CT-MFS.21S is engineered for demanding industrial automation and control panel applications, offering multiple timing functions in a compact 97 × 30 × 109 mm DIN rail-mounted package.

Technical Specifications

Certifications & Standards

• CAN/CSA C22.2 No.14: Canadian standard for industrial control equipment
• IEC/EN 63000: Technical documentation for evaluation of electrical and electronic equipment with respect to substance restrictions
• IEC/EN 61812-1: Timing relays for industrial and residential use — requirements and tests
• UL 508: UL standard for industrial control equipment
• IEC 60715: Dimensions of low-voltage switchgear and controlgear — standardized mounting on rails
• IEC 60068-2: Environmental testing for electronic components and equipment
• EN 61812: European standard for timing relays
• CSA C22.2: Canadian Standards Association electrical safety certification
• CSA: CSA Group product certification
• REACH: Compliance with EU regulation on chemicals (Registration, Evaluation, Authorisation and Restriction of Chemicals)
• RoHS: Restriction of Hazardous Substances — EU Directive 2011/65/EU compliant
• CCC: China Compulsory Certification for the Chinese market
• cULus: Dual UL/CSA certification for North American markets
• CE: European conformity marking — meets all applicable EU directives
• UKCA: UK Conformity Assessed marking for Great Britain market access

Applications & Use Cases

• Industrial automation control panels requiring flexible timing sequences
• Machine control systems with start-up delay, interval, or star-delta timing requirements
• HVAC and building automation systems needing reliable multi-function timing
• Motor control circuits and process control equipment
• Conveyor systems, pumping stations, and production line sequencing