ABB REX615 Protection and Control Relay

ABB REX615 Technical Description & Specifications
Core Identification Information
Brand: ABB;
Model: REX615;
Order Part Number: REX615;
Product Name: Multifunctional Protection and Control Relay;

Country of Origin: Finland;
HS Code (Harmonized System Code): 85371011;
Physical Specifications
Dimensions: 192 mm × 144 mm × 132 mm;
Weight: 1.5 kg;
Electrical Specifications
Input: AC current and voltage analog inputs; binary digital status inputs;
Output: Trip relay outputs; alarm contact outputs; communication data outputs;
Power Supply: 85–265 V AC / 88–300 V DC universal wide‑range power supply;
Product Characteristics
Integrated overcurrent, earth fault, overvoltage, undervoltage and thermal overload protection;
High‑precision measurement of current, voltage, power, energy and frequency parameters;
Support for IEC 61850, Modbus TCP/RTU, DNP3 and other standard communication protocols;
Front‑panel LCD display and local keypad for easy configuration, monitoring and operation;
Built‑in event logging, fault recording and oscillography functions for post‑fault analysis;
High electromagnetic compatibility performance suitable for harsh substation environments;
Compact and modular design for standard panel‑mount installation;
Compliant with IEC 60255 and ANSI/IEEE power protection standards;
High‑reliability hardware design for long‑term continuous operation.