ABB REX521 REX521GHHPSH04G Feeder Protection Relay Unbelievable Prices! New In Stock

ABB REX521 REX521GHHPSH04G Feeder Protection Relay Unbelievable Prices! New In Stock

Name: ABB REX521 REX521GHHPSH04G Feeder Protection Relay Unbelievable Prices! New In Stock
Brand: ABB PLC
SKU: 5075
Availability: InStock
Rating: 5.0 (1 reviews)

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100% Original and Authentic.
100% Brand New, Ready to ship.
Support Refund, 7X24h Service.
1-Year Warranty on All Products.

Today's Discount: 90% 00 : 00 : 00

Low stock: 35 left

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Product Details

ABB PLC provide various solution for industries and applications, include water, building infrastructure, renewable energy, machinery automation, data centers, marine and more.

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Product Introduction

ABB REX521 REX521GHHPSH04G Feeder Protection Relay Unbelievable Prices! New In Stock

Brand：ABB

Item No.：REX521 REX521GHHPSH04G

Product Type：Feeder Protection Relay

Product Origin：Sweden (SE)

Dimensions：148.8 x 265.9 x 235 mm

Weight：5 kg

Payment：T/T, Western Union, Credit Card

Shipping Port：Xiamen, China

Lead Time：1-3 Days

Condition：Brand New And Original

Warranty：1 Year

Original overseas introduction, testing assistance and support, stable and reliable service

The inventory covers multiple brands and series, supports fast delivery, welcome to call for negotiation!

Product FAQs

We've listed some product-related issues below. If you need further information or technical support, please contact us via email or by submitting a form. We'll get back to you as soon as possible!

FAQ

What systems is the ABB REX521 suitable for?
The REX521 is suitable for single busbar systems in radial isolated, solidly earthed, resistance-earthed, and resonant-earthed networks.

What are the key protection functions of the REX521?
It offers protection functions including three-phase overcurrent, earth fault (directional and non-directional), voltage, phase discontinuity, thermal overload, and motor start-up detection.

Does the REX521 support directional earth fault protection?
Yes, directional earth fault protection is available in configurations M01, M02, H01 through H08.

What communication protocols are supported?
The device supports SPA, IEC 103, Modbus, DNP 3.0, and LON protocols through RS-232, RS-485, and fiber optic ports.

What are the rated input voltage and current values?
Rated current inputs are 0.2 A, 1 A, or 5 A; voltage inputs are configurable from 100 V to 120 V.

Will the relay retain settings after a power loss?
Yes, the device retains all settings and event records in non-volatile memory after power loss.

Can the REX521 be used for motor protection?
Yes, configuration H07 is designed specifically for protecting medium and large three-phase motors.

What is the ingress protection (IP) rating of the unit?
The front side is rated IP54, and the rear terminal area is rated IP20, suitable for industrial installations.