3RH2911-2GA31

Description

Overview

The Siemens SIRIUS 3RH2911-2GA31 Auxiliary Switch Block is a high-performance, front-mounting contact block designed to expand the switching capabilities of specific Siemens contactor relays. Engineered for seamless integration, this unit features a 3 NO (Normally Open) and 1 NC (Normally Closed) contact configuration. It utilizes a secure and fast spring-loaded terminal system for quick wiring, making it ideal for high-vibration applications or environments requiring rapid installation. The physically coded design ensures it can only be correctly combined with the SIRIUS 3RH2140 and 3RH2440 contactor relays, guaranteeing operational compliance with the EN 50011 standard.

Key Features & Function

• Configuration: 3 NO (Normally Open) + 1 NC (Normally Closed)

• Contact Points: 53/54, 61/62, 73/74, 83/84

• Current Path: 1 NO, 1 NC, 1 NO, 1 NO

• Mounting: Front-mounted auxiliary switch

• Terminal Type: Spring-loaded for secure and reliable connection

• Compatibility: Only combinable with Siemens 3RH2140 and 3RH2440 contactor relays

• Safety Standard: Physically coded according to EN 50011

• Durability: High-quality construction ensures long service life in industrial environments

Benefit

• Reliable Performance: Provides consistent switching operations in demanding industrial applications.

• Easy Installation: Spring-loaded terminals simplify wiring and reduce installation errors.

• Safety Compliance: Physically coded design ensures compatibility and prevents incorrect connections.

• Versatile Compatibility: Works seamlessly with specific Siemens contactor relays (3RH2140 & 3RH2440).

• Durable Design: Long-lasting construction suitable for heavy-duty automation systems.

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