Description
The ABB REX521 Feeder Protection and Control Relay (Model REX521BBHGLB01C) is an advanced, multi-functional intelligent electronic device designed for the protection, control, measurement, and supervision of utility substations and industrial power distribution systems. Engineered to meet rigorous electrical standards, this numerical relay provides comprehensive overcurrent, earth-fault, voltage, and frequency protection, ensuring maximum safety and reliability for power networks.
Built with robust hardware and sophisticated software features, the REX521 offers complete local and remote control capabilities, event recording, and standard communication protocol support for seamless integration into substation automation systems. Its proven reliability and versatile configuration make it an industry standard for medium-voltage feeder management.
For official procurement, technical support, and availability details regarding the REX521BBHGLB01C protection relay, please visit our professional industrial automation portal.
Product Datasheet & Technical Parameters
- 🏢 Brand: ABB
- 📌 Model: REX521BBHGLB01C (REX521)
- 📂 Series: REX / Substation Automation Series
- 🖥️ Product Name: Feeder Protection and Control Relay
- 🌍 Origin Country: Sweden / Finland
- 📦 Physical State: Solid / Factory New / Remanufactured
- 📐 Dimensions: Standard modular switchgear flush-mount enclosure
- ⚖️ Weight: Approximately 3.2 kg
- 🏭 Original Manufacturer: ABB Group
- ⚡ Power: Auxiliary Substation DC/AC Power Supply
Recommended Alternative Series & Models
- 🔹 ABB REF615 – Feeder Protection and Control Relay
- 🔹 ABB REF610 – Feeder Protection Relay
- 🔹 ABB REM615 – Motor Protection and Control IED
- 🔹 ABB RET615 – Transformer Protection Relay
- 🔹 ABB SPAJ 140 C – Overcurrent and Earth Fault Relay
- 🔹 ABB REC670 – Bay Control IED
- 🔹 ABB REC650 – Bay Control IED
- 🔹 ABB RTU560 – Substation Remote Terminal Unit
- 🔹 ABB COM600S – Substation Data Gateway
- 🔹 ABB Relion 650 Series – Protection and Control Relays
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One year warranty, special discount after sale
The company focuses on DCS, PLC, robot, large servo four systems
The main products are all kinds of module/card, controller, touch screen, servo drive
The company's advantages: the supply of imported original products, professional production of accessories
Fast delivery time, complete supply, The seller has more than $1526000 worth of industrial control products inventory
We Can transport to the world！！！
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[service contact information]
Purchase and consultation hotline: +8613365909307 (Whatsapp/ Wechat)
E-mail: dcsplcsales@gmail.com
Contact Person: Simon
① 24-hour email reply (12 hours);
② For shipment to countries outside Asia, please contact the seller.
Main brands include: ABB, Bailey, GE, FOXBORO, Invensys TRICONEX, Bentley BENTLY, A-B Rockwell, EMERSON EMERSON, B&R, MOTOROLA, FUANC, REXROTH, KUKA, HONEYWELL, NI, DEIF, Yokogawa, WOODWARD WOODWARD, Ryan, SCHNEIDER SCHNEIDER, Yaskawa, MOOG, EPRO, PROSOFT and other major brands
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E-mail:dcsplcsales@gmail.com
Wechat:+86 13365909307
Phone:+86 13365909307