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REX640 - RELAY ABB FEEDER REX640 (Fast Bus Transfer application) - ABB
| Cat No. | REX640 |
| Category | Protective Relays Accessories |
| Stock | In Stock |
| Condition | Brand New, Sealed Packaging |
| Product Type | Protective Relays Accessories |
In Stock — 2 Qty
| Quantity | Expected Delivery |
|---|---|
| 2 Units | 25 Business Days |
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Technical Specification
ABB REX640 Protective Relays Accessories Technical Specification
| Protective Relays Accessories | |
|---|---|
| Model No. | — |
| Other Details | — |
| Rated Power Supply | — |
| Series | — |
| Sub Family | — |
| Type | — |
Product Details
ABB REX640 - RELAY ABB FEEDER REX640 (Fast Bus Transfer application). We are dedicatedly involved in providing an excellent quality products at Electrihub.
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Product Overview
ABB REX640 - RELAY ABB FEEDER REX640 (Fast Bus Transfer application). We are dedicatedly involved in providing an excellent quality products at Electrihub.
Frequently Asked Questions for REX640
The ABB REX640 protection relay provides advanced monitoring and fault protection such as overcurrent, earth fault, voltage, frequency and motor protection. It features configurable settings, high accuracy sensing and compatibility with ABB control systems.
The ABB REX640 is used in switchgear panels, distribution boards, substations, MCC panels, generator protection and industrial automation requiring precise electrical protection.
It continuously monitors electrical parameters and trips the circuit during abnormal conditions—overcurrent, voltage imbalance, phase failure or earth fault—preventing equipment damage and downtime.
Check current rating, CT/VT ratio compatibility, protection functions required, communication protocol (Modbus/RS485), mounting type and system voltage.
Ensure proper CT/VT wiring, secure terminal tightening, correct power supply, grounding, and parameter configuration as per ABB settings manual.
Pricing depends on the type of relay, features and protection stages. Visit Electrihub for updated pricing and current stock availability.
You can download the datasheet for REX640 from Electrihub including wiring diagrams, protection curves and setup instructions.
The price of ABB REX640 Protection Relay depends on specifications, availability, and market conditions. You can check the latest GST-inclusive price on Electrihub India, which provides genuine products, transparent billing, and PAN India delivery.
Yes. RAS Electrihub Private Limited provides PAN India delivery with reliable logistics, safe packaging, and doorstep delivery across all states and union territories.
Yes. RAS Electrihub Private Limited issues GST-compliant invoices and also supports PO-based invoicing for businesses, contractors, and organizations across India.
Yes. RAS Electrihub Private Limited operates as an ISO-certified organization, ensuring quality sourcing, authentic products, and standardized procurement and delivery processes.
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