Lear VB511T Circuit Breaker Overview
The Lear VB511T is a precision-engineered circuit breaker designed for low to mid-current single-phase applications. Its compact form, clear status indicators, and robust fault tolerance make it a dependable choice for electricians and panel installers.
Lear VB511T Circuit Breaker Benefits and Features
- Reliable Protection: Ideal for lighting circuits and small appliances
- Clear Status Indicators: ON/OFF color-coded lever for quick visual reference
- High Fault Tolerance: 3kA breaking capacity with 6kV impulse resistance
- Temperature Rated: Operates reliably up to +40°C
- DIN Rail Mounting: Streamlined integration into standard enclosures
- Secure Wiring: Screw terminals on both ends for stable connections
- Compact Profile: Fits efficiently into residential distribution boards
- Standards Compliance: Meets IEC and SANS requirements for safety and performance

Steps to Follow for Installing the Lear VB511T Circuit Breaker
Preparation:
- Disconnect power supply before installation
- Confirm DIN rail compatibility and available panel space
- Prepare wiring according to load specifications
How to Install the Lear VB511T Circuit Breaker:
- Mount the breaker onto the DIN rail
- Connect wires to top and bottom screw terminals
- Torque connections to a maximum of 2.5 Nm
- Switch lever to OFF (red) position before energizing
- Restore power and test functionality
Cleanup:
- Tighten all terminal screws
- Label breaker for identification
- Dispose of packaging responsibly
A Few Scenarios Where the Product Can Be Used:
- Protecting lighting circuits in residential panels
- Isolating small appliances or control systems
- Integrating into compact electrical enclosures
- Providing backup protection in low-load setups
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Health and Safety
Always install circuit breakers in accordance with local electrical codes and safety regulations. Ensure power is fully disconnected before handling. Use insulated tools and wear appropriate protective gear. Installation and maintenance should be performed by qualified personnel only.
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