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REJ603BBB10NN3XC | ABB Protection Relay

REJ603BBB10NN3XC | ABB Protection Relay

  • Manufacturer: ABB

  • Product No.: REJ603BBB10NN3XC

  • Condition:1000 in stock

  • Product Type: Protection Relay

  • Product Origin: USA

  • Payment: T/T, Western Union

  • Weight: 1000g

  • Shipping port: Xiamen

  • Warranty: 12 months

  • 24/7 Support
  • 30-Day Returns
  • Fast Shipping

General Information

  • Manufacturer: ABB
  • Model/Part Number: REJ603BBB10NN3XC
  • Description: The ABB REJ603BBB10NN3XC is a self-powered numerical relay designed for selective short-circuit and earth-fault protection in secondary distribution networks. It is primarily used in ring main units and secondary distribution switchgear within utilities and industries, especially for protecting small transformers. The relay operates without the need for an external auxiliary power supply, deriving its power from current transformers, making it ideal for remote locations where auxiliary power cannot be guaranteed.

Technical Specifications

Specification Details
Type Self-Powered Feeder Protection Relay
Protection Functions Non-directional overcurrent protection, earth-fault protection
Power Source Powered by current transformers (self-powered)
Nominal Current 1 A or 5 A (depending on configuration)
Operating Range 0.1 to 40 times nominal current (In)
Tripping Characteristics Definite time (DT) or inverse definite minimum time (IDMT)
Self-Supervision Extensive monitoring of relay hardware and software
Interface Front USB port for powering and accessing event/fault data
Environmental Rating Designed for harsh environments, typically -25°C to +55°C
Application Secondary distribution networks, ring main units, small transformer protection

 

View full details

Product Description

General Information

  • Manufacturer: ABB
  • Model/Part Number: REJ603BBB10NN3XC
  • Description: The ABB REJ603BBB10NN3XC is a self-powered numerical relay designed for selective short-circuit and earth-fault protection in secondary distribution networks. It is primarily used in ring main units and secondary distribution switchgear within utilities and industries, especially for protecting small transformers. The relay operates without the need for an external auxiliary power supply, deriving its power from current transformers, making it ideal for remote locations where auxiliary power cannot be guaranteed.

Technical Specifications

Specification Details
Type Self-Powered Feeder Protection Relay
Protection Functions Non-directional overcurrent protection, earth-fault protection
Power Source Powered by current transformers (self-powered)
Nominal Current 1 A or 5 A (depending on configuration)
Operating Range 0.1 to 40 times nominal current (In)
Tripping Characteristics Definite time (DT) or inverse definite minimum time (IDMT)
Self-Supervision Extensive monitoring of relay hardware and software
Interface Front USB port for powering and accessing event/fault data
Environmental Rating Designed for harsh environments, typically -25°C to +55°C
Application Secondary distribution networks, ring main units, small transformer protection

 

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