L30

Overview

The GE Fanuc L30 is a line current differential protection relay for reliable fault detection and high-speed tripping in sub-transmission and medium-voltage lines.

Key Features

• Control Power: 125-250 V, 0.7A (50/60 Hz)
• Contact Inputs: 300V, 10mA

Protection

• Current Differential: Secure, fast tripping
• IEC 61850 Certified: Flexible process bus
• GOOSE Support: Wide-area protection
• Compensation: Charging current and asymmetry
• Restraint: Protects against CT saturation
• Synchrophasor: IEEE C37.118, IEC 61850-90-5

Security & Customization

• CyberSentry: Advanced security
• Modular I/O: High-density, programmable

Control

• Full-Color Display: Real-time bay mimic and phasor view

Applications

• Lines & Cables: Overhead and underground
• Feeders: Supports transformer taps
• Three-Terminal Lines: With redundancy and DTT
• Wide-Area Monitoring: Protection and synchrophasor
• Autoreclosing: Synchrocheck supervision

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