Protection and control REX640
REX640 is a high-performance, fully configurable all-in-one protection and control relay designed for advanced power generation and distribution systems. With fully modular hardware and software, it offers unmatched lifecycle flexibility—from ordering and commissioning to upgrading functionality for new application needs
Technical Specifications
Complete application coverage with one fully configurable device
Ready-made application packages for easy ordering
Fully modular hardware and software for maximum adaptability
Application-driven LHMI/SHMI for optimal usability and situational awareness
LHMI pages with integrated 64-channel alarm annunciator (SACO)
Up to 15% cost savings using SHMI instead of LHMI
IEC 61850 Edition 2.1 & Edition 1, HSR/PRP redundancy
Supports four SMV streams in / one out (IEC 61850-9-2 LE)
DNV/GL (KEMA) certification, including marine/offshore approval
High-speed bus transfer support
Synchronizer for generator and non-generator breakers
Four supervised arc sensor inputs (loop or lens-type)
Ready-made application packages for easy ordering
Fully modular hardware and software for maximum adaptability
Application-driven LHMI/SHMI for optimal usability and situational awareness
LHMI pages with integrated 64-channel alarm annunciator (SACO)
Up to 15% cost savings using SHMI instead of LHMI
IEC 61850 Edition 2.1 & Edition 1, HSR/PRP redundancy
Supports four SMV streams in / one out (IEC 61850-9-2 LE)
DNV/GL (KEMA) certification, including marine/offshore approval
High-speed bus transfer support
Synchronizer for generator and non-generator breakers
Four supervised arc sensor inputs (loop or lens-type)
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