YO-1SDA038286R1_ABB_PRODUCT_吉林易择科技技术发展有限公司

Technical Parameters Specification Details Product Type Shunt Trip / Shunt Opening Release Model / Part Number YO‑1SDA038286R1 Manufacturer ABB Intended Use With EMax / E‑series / Tmax series circuit breakers Function Electrical remote trip / shunt opening release Control Voltage 24 V DC Operating Current Designed for reliable activation at rated control voltage Rated Coil Voltage 24 V DC (nominal) Frequency DC (no frequency dependency) Actuation Mode Electrical remote release of circuit breaker contacts Mounting Accessory mounted onto compatible breaker frame Compatibility Suitable for various breaker frames including E1, E2, E3, E4, E6, T8 types Standards Compliance IEC and industry electrical accessory standards (typical for breaker accessories) Connection Type Screw / terminal block suitable for control wiring Weight Approx. ~0.7–1 kg depending on assembly type Typical Applications Remote breaker tripping, safety shutdown systems, automation control, interlocks

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DESCRIBE

The ABB YO‑1SDA038286R1 is a shunt trip / shunt opening release accessory designed for use with ABB low‑voltage circuit breakers, particularly the EMax / Tmax family of molded case circuit breakers. It provides a remote trip function by allowing the breaker to be opened electrically from a control signal. The device operates on a 24 V DC coil and is used in applications requiring automated disconnection of power in response to external control logic, safety systems, or protective circuitry.

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