Lear LC-3 Circuit Breaker Overview

Purpose-built for safety and efficiency, this three-phase breaker offers precision protection in high-demand environments. Whether you’re outfitting an industrial panel or upgrading a commercial distribution board, its reliable interrupting capacity and standards-certified design ensure peace of mind.

Lear LC-3 Circuit Breaker Benefits and Features

• High Interrupting Capacity: 4.5kA Icu handles short circuits with confidence
• Three-Phase Control: Protects all phases in balanced load circuits
• Standards-Compliant: Certified under IEC 60947-2 for quality and safety
• Space-Saving Build: 6cm-wide modular unit fits into standard panels
• Quick Installation: Snap-fit rail mounting with clear toggle operation

Steps to Follow for Installing the Lear LC-3 Circuit Breaker

Preparation:

1. Turn off the main power supply
2. Check the panel for DIN rail compatibility
3. Verify load requirements and wiring configuration

Installation of The Lear LC-3 Circuit Breaker

1. Mount the breaker on the DIN rail
2. Connect incoming and outgoing wires to the designated terminals
3. Secure with terminal screws and test switch operation
4. Restore power and verify circuit stability

Cleanup & Storage:

• Keep unused breakers in a dry, dust-free environment
• Wipe clean with a non-abrasive cloth as needed

A Few Scenarios Where the Circuit Breaker Can Be Used:

• Designed for use in industrial switchboards and machine panels, this solution enables structured wiring and dependable connectivity, thereby ensuring operational reliability in demanding environments.
• Three-phase commercial distribution boards
• Workshops and utility rooms with 415V equipment
• Safety upgrades in older electrical systems
• Replacement for damaged or under-rated breakers

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Health and Safety

Only a qualified electrician should install or service this breaker. Always isolate power before handling wiring. Ensure current and voltage ratings match application requirements.

Want more tips for installing a circuit breaker? Click here to learn more.