ABB CT-MFD.21 Series DIN Rail Timer Relay, 2-Contact DPDT, 12 to 240 V DC 240V AC, 0.05 to 360000 1SVR500020R1100 CT-MFD.21

ABB 1SVR500020R1100 CT-MFD.21 Series DIN Rail Timer Relay is a multifunctional timing device designed for industrial automation and control applications. It features a versatile time range from 0.05 seconds up to 360000 seconds, enabling precise time delay management for various functions such as undervoltage monitoring, flashing, and 90° offset timing.

Compactly designed for DIN rail mounting, this relay measures 80 mm in length, 17.5 mm in width, and 63 mm in height. Its DPDT (Double Pole Double Throw) contact configuration allows for sophisticated circuit switching with up to two contacts. The relay supports supply voltages ranging from 12 to 240 V DC and 240 V AC, providing flexibility in installation environments.

The device supports a maximum switching voltage of 250 V AC and contact current ratings of up to 5 A, ensuring it can handle moderate loads safely. Features include screw terminal type connections for secure and reliable wiring. Its operation is guaranteed within a temperature range from -20°C to +60°C, making it suitable for typical industrial indoor environments.

This timer relay complies with various international standards such as DIN VDE 0435 part 2021, UL 508, IEC 61812-1, EN 61812-1+A11, and others, reflecting its reliability and conformity to safety requirements.

Ideal applications include sequencing and timing in control circuits, automation machinery, lighting circuits with delay requirements, and any system requiring reliable auxiliary voltage control and timed relay functions. Its cadmium-free construction offers enhanced environmental protection.

Designed for versatile multifunction timer applications. Compact size fits standard DIN rail mounts in industrial panels. Reliable DPDT contact configuration for complex control schemes. Broad time range from fractional seconds to 100 hours.

Compatible with a wide range of supply voltages AC/DC. High reliability across a wide operating temperature range. Conforms to multiple international safety and performance standards. Environmentally friendly cadmium-free construction.

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