LMETM Plug-In Circuit Breakers

LMETM Plug-In Circuit Breakers

  • Rated Voltage:  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:  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.
Plug-in type MCB (Miniature Circuit Breaker) is ideally suited for applications requiring flexible installation, quick maintenance, and modular configuration. It is primarily used in low-voltage, low-power electrical systems for overload and short-circuit protection.

Key Applications

  1. 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.
  2. 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.
  3. 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.
  4. 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.

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.

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

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.
Plug-in type MCB (Miniature Circuit Breaker) is ideally suited for applications requiring flexible installation, quick maintenance, and modular configuration. It is primarily used in low-voltage, low-power electrical systems for overload and short-circuit protection.

Key Applications

  1. 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.
  2. 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.
  3. 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.
  4. 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.

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.

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

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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