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ABB

ABB REJ603 REJ603BBB10NN3XB Self-Powered Feeder Protection Relay

SKU REJ603

  • Part Number:

    REJ603

  • Manufacturer:

    ABB

  • Condition:

    Brand New & in Stock

  • Product Type:

    Extended Module Termination Unit

  • Origin:

    Sweden

  • Shipping Detail:

    Fedex and UPS etc

  • Warranty:

    12 months

Frequently inquire Together

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Description

The REJ603BBB10NN3XB is a self-powered relay designed for selective short-circuit and earth-fault protection in secondary distribution networks. It is also ideal for protecting small transformers in utility and industrial applications. Since it derives power from the main current transformers, it is well-suited for installations where an auxiliary power supply is not available.

Specifications

  • Model: REJ603BBB10NN3XB
  • Input Type: Phase Current and Earth-Fault Measurement
  • Power Supply: Self-Powered from Main Current Transformers
  • Protection Functions:
    • Non-Directional Overcurrent (Low-Set and High-Set Stages)
    • Non-Directional Earth-Fault Protection (Low-Set and High-Set Stages)
    • Transformer Inrush Protection
  • Output: One Impulse Output for Low-Energy Trip Coil
  • Operating Temperature: -40°C to 60°C

Features

  • Self-Powered Operation: Functions without an external auxiliary power supply, making it ideal for remote locations.
  • Comprehensive Protection: Supports non-directional overcurrent and earth-fault protection with selectable definite time/inverse characteristics.
  • Compact Design: Easily integrates into control panels and ring main units (RMUs).
  • LED Indicators:
    • Ready LED – Indicates operational status
    • IRF LED (Red) – Indicates relay fault
    • Trip Flag – Displays overcurrent or earth-fault trip status
  • High Reliability: Built to withstand harsh industrial conditions for long-term dependable performance.
Related Tags:
ABB Extended Module Termination Unit
Is our price competitive?
Topbrands collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What payment methods do we accept?
We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What shipping methods do we use?
We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
What is our delivery time?
Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
How do we package the goods?
Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
How can customers contact us and request a quote?
Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.
Read next

Topbrands PLC Limited is a top supplier of genuine new PLC and DCS parts, serving over 50 countries globally. We offer high-quality products from renowned brands like Bently Nevada, Honeywell, ABB, and more. With our warehouse in China stocking up to 30,000 pieces, we ensure rapid delivery to meet urgent order needs while maintaining competitive pricing to save our customers' budgets. Learn more...

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