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Product Information Summary: REF620 Feeder Management Relay

Medium Description:

  • Product Type: Feeder Management Relay
  • Model: REF620

Overview:

REF620 is a dedicated feeder management relay designed for protection, control, measurement, and supervision in utility and industrial power distribution systems. It is suitable for various network configurations including radial, looped, and meshed networks, with or without distributed power generation. The REF620 is a compact and versatile relay solution that integrates protection, control, monitoring, and supervision in a single device.

Scope:

  • Application: Protection for medium voltage substation incoming and outgoing feeders.

Key Features:

  • Protection and Control: Wide range of functionalities for incoming and outgoing feeders.
  • Earth-Fault Protection: Unique multifrequency admittance-based protection for higher sensitivity and selectivity.
  • Optional Functionality Packages: Advanced fault location for short circuits and earth faults, interconnection protection for distributed power generation, capacitor bank, basic motor, and arc protection.
  • Communication Protocols:
    • Supports native IEC 61850 Editions 1 and 2, including redundancy HSR and PRP, GOOSE messaging, and IEC 61850-9-2 LE for reduced wiring and supervised communication.
    • Supports Modbus, DNP3, and IEC 60870-5-103 communication protocols.
    • High-accuracy time synchronization via IEEE 1588 V2 Precision Time Protocol.
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.

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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