3RH2921-2DA20

Description

Overview

The Siemens 3RH2921-2DA20 is a high-quality lateral auxiliary switch engineered for reliable switching and monitoring of Siemens contactors. Featuring two normally open (NO) contacts and spring-loaded terminals, this auxiliary switch ensures efficient operation and seamless integration with 3RT2 contactors and 3RH2 contactor relays. Its compact design guarantees easy installation, durable performance, and enhanced control over electrical circuits in industrial environments.

Key Features & Function

• Type: Lateral auxiliary switch

• Contact Configuration: 2 NO (Normally Open)

  • Left side: 53/54, 63/64

  • Right side: 33/34, 43/44

• Current Path: 1 NO per side

• Terminal Type: Spring-loaded for secure and quick wiring

• Compatibility: Designed for Siemens 3RT2 contactors and 3RH2 contactor relays

• Durability: Built for long-term industrial performance

Benefit

1. Reliable Switching: Ensures consistent control and monitoring of electrical circuits.

2. Easy Installation: Spring-loaded terminals allow quick, safe, and secure wiring.

3. Versatile Compatibility: Works seamlessly with Siemens 3RT2 and 3RH2 series.

4. Durable Construction: Designed for high-performance industrial applications.

5. Enhanced Circuit Control: Supports multiple current paths for flexible operations.

Technical Specification

• Product Number: 3RH2921-2DA20

• Contact Type: 2 NO

• Left Side Contacts: 53/54, 63/64

• Right Side Contacts: 33/34, 43/44

• Current Path: 1 NO each side

• Terminal Type: Spring-loaded

• Compatible Devices: Siemens 3RT2 contactors, 3RH2 contactor relays