product model: REX521GHHPSH05G protection relay, switchgear
product description: The ABB REX521GHHPSH05G protection relay is a high-performance device designed for reliable switchgear protection, offering advanced fault detection and system monitoring capabilities.
brand: ABB
country of origin: Switzerland
net weight: 2.5 kg
dimensions: 150 x 100 x 75 mm (H x W x D)
power supply: 24-48 V DC / 110-240 V AC
input/output: 8 digital inputs, 4 relay outputs
communication interface: Ethernet, RS485, IEC 61850 protocol
usage: Ideal for industrial and utility applications, including power distribution networks, substations, and motor protection systems. For more details, visit the ABB official website or contact us for support. The REX521GHHPSH05G protection relay, switchgear ensures robust and efficient operation in demanding environments.

ABB REX521GHHPSH05G protection relay, switchgear
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ABB REX521GHHPSH05G Protection Relay – the ultimate solution for reliable switchgear protection! Designed for precision, this advanced relay offers fast fault detection, seamless integration, and robust performance in demanding environments. Its cutting-edge technology ensures uninterrupted power supply and enhanced safety for your electrical systems.
Backed by a one-year warranty, the REX521GHHPSH05G delivers peace of mind and long-term value. Don’t compromise on quality—upgrade your protection today!
Order now and experience ABB’s engineering excellence firsthand!
Product Model | REX521GHHPSH05G |
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Product Description | The REX521GHHPSH05G is a versatile protection and control relay designed for medium voltage applications, providing advanced features for transformer protection, circuit breaker control, and monitoring functions to enhance the reliability and safety of electrical systems. |
Brand | ABB |
Origin | Switzerland |
Net Weight | 3.5 kg |
Dimensions | 250 mm x 200 mm x 100 mm |
Power Supply | 85-265 V AC/DC, 50/60 Hz |
Input/Output | 6 digital inputs, 4 analog inputs, 5 relay outputs |
Communication Interface | Ethernet, Modbus TCP/IP, IEC 61850 |
Use | Commonly used in substations, industrial plants, and utility applications for transformer and feeder protection, as well as control and monitoring of electrical distribution systems. |
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