3RH1921-1DA11 | Siemens | Aux. Switch Block, 1 NO+1 NC

Description

The Siemens 3RH1921-1DA11 is a snap on side mount auxiliary contact block with 1NO and 1NC contacts.

Technical Specifications 

Information About 3RH1921-1DA11

The Siemens 3RH1921-1DA11 is a reliable auxiliary switch block designed for enhanced functionality in industrial applications. With a contact configuration of 1 normally open (NO) and 1 normally closed (NC), this switch block offers versatility in control circuit configurations. The contact current rating of 10 amps ensures it can handle moderate electrical loads effectively.

Featuring a robust screw clamp with a size of 10mm, the 3RH1921-1DA11 provides secure and durable connections, contributing to the overall stability of the control system. The two-pole configuration with 1 NO + 1 NC contact arrangement enhances flexibility in electrical circuit design, catering to various operational requirements.

Operable at a voltage of 240VAC and a frequency range of 50/60Hz, this auxiliary switch block is suitable for a broad spectrum of industrial power systems. The screw terminal style simplifies installation and maintenance processes, while the side mounting position facilitates easy integration into control panels.

With an IP20 rating, the switch block offers protection against solid objects, making it suitable for indoor applications. The temperature range of -25°C to +60°C ensures reliable performance across diverse operating conditions. As a part of Siemens' auxiliary contact block product line, the 3RH1921-1DA11 exemplifies quality and durability, making it a preferred choice for enhancing control circuit capabilities in industrial settings.

Manufacturer information

Siemens: A renowned global manufacturer, leading in technology, engineering, and innovation across diverse sectors for a sustainable future.

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