GE L90-E00-VKH-F8L-H6A-L6E-NXX-R7C Line Current Differential System

GE L90-E00-VKH-F8L-H6A-L6E-NXX-R7C Line Current Differential System

Manufacturer: GE General Electric
Part Number: L90-E00-VKH-F8L-H6A-L6E-NXX-R7C
Product Type: Line Current Differential System
Stock: IN STOCK
Repair Time: 3-7 Days
Warranty: 1 Year
Dimensions: 3.5 cm × 13 cm × 13.5 cm
Weight: 1.2 kg

Overview

The GE L90-E00-VKH-F8L-H6A-L6E-NXX-R7C Line Current Differential System provides advanced protection for transmission lines and cables across various voltage levels. Designed for high-speed, secure differential protection, this system is suitable for overhead lines, underground cables, and circuits with tapped transformer feeders.

Key features include synchronized sampling to minimize communication impact and adaptive restraint to enhance fault sensitivity and security. The system supports both single and three-pole tripping, along with flexible distance protection and dual-breaker applications.

Technical Specifications

Differential Protection

• Phase-segregated protection for secure, high-speed single-pole tripping

• Adaptive restraint for balancing sensitivity on internal faults and security during external faults

Distance Protection

• 5-zone phase and ground protection with independent compensation settings

• Customizable pilot schemes for optimized protection

Communication

• Three independent Ethernet ports (fiber or copper) supporting simultaneous or dedicated network connections

• IEEE 1588 support for 1-microsecond time synchronization

• Synchrophasor support compliant with IEEE C37.118 (2011) and IEC 61850-90-5

Cybersecurity

• CyberSentry™ features for compliance with modern industry security standards

Certification

• IEC 61850 Edition 1 & 2 certified, with flexible process bus support (IEC 61850-9-2LE, IEC 61869, IEC 61850-9-2 Hardfiber)

GOOSE Messaging

• Supports Routable GOOSE (R-GOOSE) for protection and control beyond the substation

Display and Visualization

• Integrated large color display for real-time visualization, bay mimic, annunciator functions, and graphical phasor views

I/O Options

• High-density input/output with programmable logic

• Modular design with customizable configurations for diverse applications

Environmental Conditions

• Operating Temperature: -20°C to +60°C

• Humidity: 5% to 95% relative humidity, non-condensing

• Dimensions: Compact and modular for flexible installation environments