ABB R600 Series Interface Relay, DIN Rail Mount, 48V AC/DC Coil, SPDT Contact, 9mA Coil 1SNA645002R0400 RB121-48-60VUC

ABB 1SNA645002R0400 RB121-48-60VUC Interface Relay from the R600 Series is a high-performance electromechanical interface relay designed for DIN Rail mounting. Featuring a 48V AC/DC coil and single-pole double-throw (SPDT) contacts rated for 6A, this relay is ideal for control circuits in industrial, automation, and machine manufacturing environments.

This relay offers galvanic isolation between input and output circuits, minimizing crosstalk and ensuring accurate signal transmission. Its low coil current consumption of 9mA contributes to energy efficiency while maintaining reliable switching performance across a broad voltage range from 5V to 250V AC in the switched circuit.

Constructed to withstand harsh conditions, the relay operates reliably between -20°C and 70°C and is tested to withstand voltage surges up to 4kV. The integrated LED provides convenient visual indication of coil energization status, facilitating maintenance and troubleshooting. The compact footprint with dimensions of 70mm (length) by 6mm (width) by 67.5mm (height) ensures efficient use of DIN rail space.

Its screw terminal contacts ensure secure wiring, while the relay’s IP20 rating protects against accidental contact and ingress of foreign objects larger than 12 mm diameter, enhancing safety during maintenance. Mechanical durability is excellent with a specified operational lifespan of approximately 10 million switching operations, making it a dependable choice for long-term industrial applications.

Typical use cases include panel building, machine manufacturing, office automation equipment, and other electrical control systems requiring reliable and compact relay solutions.

Set your control systems with ABB’s trusted interface relay technology for consistent performance and durability. Browse more products in the Electromechanical Interface Relay category on EnvMart for complete automation solutions.

The relay features a 48V AC/DC coil voltage for versatile power compatibility. SPDT contacts allow switching with a current rating of up to 6A for robust control. Screw terminal type ensures secure and reliable wiring connections.

Compact dimensions of 70mm length, 6mm width, and 67.5mm height optimize space on DIN rails. Operates within a wide temperature range of -20°C to 70°C for industrial environments. Coil current consumption is low at 9mA, providing energy-efficient operation.

Tested for voltage surges up to 4kV, ensuring protection against electrical transients. Integrated LED for easy visual coil power monitoring during operation. Mechanical lifespan of up to 10 million operations guarantees durability and reliability.

Weighs approximately 20 grams, reducing strain on mounting systems. Rated with IP20 for protection against accidental contact and foreign objects larger than 12 mm. Explore reliable relay modules and interface components at EnvMart, your source for professional-grade electrical and automation products.