LMETM Plug-In Circuit Breakers | Reliable Electrical Protection
LMETM Plug-In Circuit Breakers | Reliable Electrical Protection
- Rated Voltage:Â up to 600V AC.
- Rated Current: 10A to 125A (covers most residential and light commercial needs).
- Poles: Available in 1P, 2P, 3P, 4P.
- Trip Curves: B, C, D types to match various load characteristics (e.g., C-curve for general use, D-curve for high inrush loads like motors).
- Standards: Complies with IEC 60898-1, UL 489.
- Rated Voltage:Â up to 600V AC.
- Rated Current: 10A to 125A (covers most residential and light commercial needs).
- Poles: Available in 1P, 2P, 3P, 4P.
- Trip Curves: B, C, D types to match various load characteristics (e.g., C-curve for general use, D-curve for high inrush loads like motors).
- Standards: Complies with IEC 60898-1, UL 489.
1. Key Applications
- Residential Buildings
- Lighting Circuits: Protecting bedroom, living room, and kitchen lighting.
- Socket Circuits: Safeguarding power outlets for household appliances.
- Fixed Appliances: Dedicated protection for air conditioners, water heaters, and kitchen equipment.
- Commercial Buildings
- Office Equipment: Protecting computers, printers, and photocopiers.
- Retail Lighting & Signage: Ensuring safety for display lighting and neon signs.
- Server Rooms & Small Data Centers: Providing reliable protection for critical IT equipment.
- Industrial Environments
- Control Panels: Used in machinery and automation systems for circuit protection.
- Production Lines: Safeguarding conveyors, pumps, and other light industrial equipment.
- Temporary Power Supplies: Ideal for construction sites and event power setups.
- Specialized Scenarios
- Modular Distribution Boards: Where frequent upgrades or reconfiguration is needed.
- Prefabricated Buildings & Container Houses: For quick and easy electrical installation.
- RVs, Boats & Automotive Applications: Due to their compact size and secure fit.
2. Why It’s Suitable (Key Advantages)
- Fast Installation & Replacement: Plugs directly into a dedicated base without screws. Faulty units can be swapped quickly, often without tools.
- Modularity & Flexibility: Easily add, remove, or reposition breakers to adapt to changing power needs.
- Space Efficiency: Compact design optimizes space inside electrical panels.
- Safety: Standardized connection reduces risks of loose wiring or improper installation. Many models offer IP20 ‘finger-safe’ protection.
- Cost-Effective: Reduces labor time for installation and maintenance.
3. Technical Specifications
- Rated Voltage: up to 600V AC.
- Rated Current: 10A to 125A (covers most residential and light commercial needs).
- Poles: 1P, 2P, 3P, 4P.
- Trip Curves: B, C, D types to match various load characteristics (e.g., C-curve for general use, D-curve for high inrush loads like motors).
- Standards: Complies with IEC 60898-1, UL 489.
Standard | IEC/EN 60898-1 |
Rated current in(A) |  1 ，2， 3， 4，6 ，10 ，16， 20 ，25 ，32， 40， 50， 63(A) |
Poles | 1P 2P 3P 4P |
Rated voltage Ue(V) | 230/400,240/415(V) |
Insulation coltage Ui(V) | 500(V) |
Rated frequency(Hz) | 50/60Hz(Hz) |
Rated breaking capacity | 4.5/6KA |
Rated impulse withstand voltage (1.2/50)Uipm | 6000(V) |
Dielectric test voltage at and ind.Freq.for 1min | 2kV |
Pollution degree | 2 |
Themo-magnetic release characteristic | B C D |
Electrical life | above 4000 |
Machanical life | above 10000 |
Contact position indicator | Yes |
Protection degree | IP 20 |
Reference temperature of setting of thermal element | 30 or 50°C |
Ambient temperature(with daily average≤35°C) | -25~+55°C |
Storage temperature | -25…+70°C |
Terminal size top/bottom for cable | 25mm² |
18-3AWG | |
Terminal size top/bottom for busbar | 25mm² |
18-3AWG | |
Tightening torque | 3.0N*m |
22In-lbs. | |
Mounting | Plug in type |
4. When to Choose a Plug-in Type MCB
- You prioritize easy maintenance and quick replacement.
- The electrical system requires future expansion or frequent changes.
- The installation is in a compact space (e.g., residential panels, portable equipment).
- The application is residential, commercial, or light industrial with low-to-medium power demands.
1. Key Applications
- Residential Buildings
- Lighting Circuits: Protecting bedroom, living room, and kitchen lighting.
- Socket Circuits: Safeguarding power outlets for household appliances.
- Fixed Appliances: Dedicated protection for air conditioners, water heaters, and kitchen equipment.
- Commercial Buildings
- Office Equipment: Protecting computers, printers, and photocopiers.
- Retail Lighting & Signage: Ensuring safety for display lighting and neon signs.
- Server Rooms & Small Data Centers: Providing reliable protection for critical IT equipment.
- Industrial Environments
- Control Panels: Used in machinery and automation systems for circuit protection.
- Production Lines: Safeguarding conveyors, pumps, and other light industrial equipment.
- Temporary Power Supplies: Ideal for construction sites and event power setups.
- Specialized Scenarios
- Modular Distribution Boards: Where frequent upgrades or reconfiguration is needed.
- Prefabricated Buildings & Container Houses: For quick and easy electrical installation.
- RVs, Boats & Automotive Applications: Due to their compact size and secure fit.
2. Why It’s Suitable (Key Advantages)
- Fast Installation & Replacement: Plugs directly into a dedicated base without screws. Faulty units can be swapped quickly, often without tools.
- Modularity & Flexibility: Easily add, remove, or reposition breakers to adapt to changing power needs.
- Space Efficiency: Compact design optimizes space inside electrical panels.
- Safety: Standardized connection reduces risks of loose wiring or improper installation. Many models offer IP20 ‘finger-safe’ protection.
- Cost-Effective: Reduces labor time for installation and maintenance.
3. Technical Specifications
- Rated Voltage: up to 600V AC.
- Rated Current: 10A to 125A (covers most residential and light commercial needs).
- Poles: 1P, 2P, 3P, 4P.
- Trip Curves: B, C, D types to match various load characteristics (e.g., C-curve for general use, D-curve for high inrush loads like motors).
- Standards: Complies with IEC 60898-1, UL 489.
Standard | IEC/EN 60898-1 |
Rated current in(A) |  1 ，2， 3， 4，6 ，10 ，16， 20 ，25 ，32， 40， 50， 63(A) |
Poles | 1P 2P 3P 4P |
Rated voltage Ue(V) | 230/400,240/415(V) |
Insulation coltage Ui(V) | 500(V) |
Rated frequency(Hz) | 50/60Hz(Hz) |
Rated breaking capacity | 4.5/6KA |
Rated impulse withstand voltage (1.2/50)Uipm | 6000(V) |
Dielectric test voltage at and ind.Freq.for 1min | 2kV |
Pollution degree | 2 |
Themo-magnetic release characteristic | B C D |
Electrical life | above 4000 |
Machanical life | above 10000 |
Contact position indicator | Yes |
Protection degree | IP 20 |
Reference temperature of setting of thermal element | 30 or 50°C |
Ambient temperature(with daily average≤35°C) | -25~+55°C |
Storage temperature | -25…+70°C |
Terminal size top/bottom for cable | 25mm² |
18-3AWG | |
Terminal size top/bottom for busbar | 25mm² |
18-3AWG | |
Tightening torque | 3.0N*m |
22In-lbs. | |
Mounting | Plug in type |
4. When to Choose a Plug-in Type MCB
- You prioritize easy maintenance and quick replacement.
- The electrical system requires future expansion or frequent changes.
- The installation is in a compact space (e.g., residential panels, portable equipment).
- The application is residential, commercial, or light industrial with low-to-medium power demands.
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