RK 211 063-AS

Circuit Breaker (CB)

An ABB RXMA 1 Circuit Breaker (CB) Trip Multiplication Relay / Auxiliary Relay.

Brand
ABB
Country of origin
SWEDEN

Product Description

The RK 211 063-AS is an ABB / ASEA Brown Boveri RXMA 1 Circuit Breaker (CB) Trip Multiplication / Auxiliary Relay. It is a heavy-duty, high-reliability component primarily used for contact multiplication, tripping, signalling, and interlocking within protection and control systems. Core Technical Specifications

  1. Manufacturer/Brand: ABB (originally ASEA Brown Boveri, legacy models may feature the ASEA badge) / Hitachi Energy.
  2. Relay Type: RXMA 1 (Combiflex plug-in system).
  3. Function: Circuit Breaker Trip Multiplication / Auxiliary Relay (used for contact multiplication, tripping, interlocking, or position repeating).
  4. Coil Voltage Rating: 220–250 V DC.
  5. Contact Configuration: Typically features a 6 NO (Normally Open) bifurcated twin-contact arrangement designed for enhanced contact reliability.
  6. Mounting Style: Combiflex plug-in base assembly.


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