Siemens Auxiliary Contact 4 Contacts 3 NO 1 NC Snap-On Mount 10 A 600 V DC 690 V AC 3RH2911-1GA31

Siemens 3RH2911-1GA31 auxiliary contact is a high-quality electrical component designed for industrial automation and control gear applications. It features four contacts configured as three normally open (NO) and one normally closed (NC), providing flexible switching functions in control circuits.

This auxiliary contact is designed for snap-on mounting, supporting easy installation onto compatible Siemens contactors, particularly in the 3RH2 series. It is rated for a contact current of 10 A, suitable for controlling moderate electrical loads with high reliability.

The contact voltage ratings include 600 V DC and 690 V AC, with a rated insulation voltage of 690 V, ensuring robust electrical isolation and safety during operations. The component is engineered for mechanical durability of up to 10 million cycles, making it suitable for long-term use in demanding industrial environments.

Connection terminals use a screw-type configuration, ensuring secure and stable wiring connections. The device is intended for front-side mounting, facilitating straightforward assembly in control panels or systems. It can operate within a wide temperature range, from -25°C to +60°C, allowing deployment in diverse climatic conditions.

Certified to comply with major international standards including IEC 60947, EN 60947-5-1, EN 60947-4-1, DIN 46199-5, EN 50005, EN 50274, and EN 50012, this Auxiliary Contact guarantees high quality, safety, and interoperability.

Manufactured in the Czech Republic, it reflects Siemens’ commitment to precision engineering and durability. The product is ideal for use in industrial automation, manufacturing, electrical panels, and control systems requiring reliable signal and auxiliary switching.

Operates at 10 A contact current suitable for switching loads safely. Compatible with AC voltages up to 690 V and DC voltages up to 600 V. Rated insulation voltage is 690 V, ensuring high electrical safety. Mechanical durability rated at 10 million cycles for long operational life.

Features screw terminal type ensuring secure electrical connections. Designed for front-side mounting location in automation panels. Operational temperature range from -25°C to 60°C for versatile use environments. Complies with IEC 60947 and multiple EN standards for quality and safety.

Part of the Siemens 3RH2 series, providing compatibility with related contactors. Country of origin is Czech Republic, reflecting manufacturing quality standards. Explore Siemens automation and control gear products on EnvMart to find complementary components for your industrial applications.