LIVE Electrical CN120C 20A Type C 6kA 1P+N Miniature Circuit Breaker (MCB)
The LIVE Electrical CN120C 20A Type C Miniature Circuit Breaker (MCB) is designed to provide reliable overload and short-circuit protection for domestic and commercial electrical installations. Featuring a 1P+N configuration, 6kA breaking capacity and compact single-module design, this circuit breaker is specifically designed for use with LIVE Electrical SRN Dual Busbar consumer units.
With a 20A rated current and Type C tripping characteristic, the CN120C is suitable for appropriately designed electrical circuits with moderate inrush currents. It offers a practical protection solution for selected lighting systems, small motors, fixed electrical equipment and inductive loads where a Type C circuit breaker is required. Its space-saving construction allows efficient installation within compatible distribution boards.
Key Features
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20A Rated Current: Provides overload protection for electrical circuits designed for a 20A protective device.
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Type C Tripping Curve: Suitable for circuits with moderate inrush currents, including selected motor loads, LED lighting systems and inductive equipment.
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6kA Breaking Capacity: Designed to interrupt short-circuit fault currents up to its rated breaking capacity of 6000A.
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1P+N Configuration: Combines single-pole overcurrent protection with neutral switching in one compact device.
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Single-Module Design: Space-efficient construction helps maximise available capacity within compatible consumer units.
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240V AC Rated Voltage: Designed for suitable single-phase electrical installations.
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SRN Dual Busbar Compatibility: Specifically designed for LIVE Electrical SRN Dual Busbar distribution boards.
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IP20 Protection: Provides protection against finger access to hazardous parts.
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10mm² Terminal Capacity: Accommodates conductors up to the specified maximum terminal capacity.
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Wide Operating Temperature Range: Designed for operation in ambient temperatures from -25°C to +40°C.
Technical Specifications
| Manufacturer |
LIVE Electrical |
| Product Code |
CN120C |
| Product Type |
Miniature Circuit Breaker (MCB) |
| Pole Configuration |
1P+N |
| Rated Current |
20A |
| Rated Voltage |
240V AC |
| Tripping Characteristic |
Type C |
| Rated Frequency |
50/60Hz |
| Number of Modules |
1 |
| Short-Circuit Breaking Capacity |
6kA |
| Mechanical Life |
4,000 Cycles (as supplied) |
| Degree of Protection |
IP20 |
| Maximum Terminal Capacity |
10mm² |
| Terminal Tightening Torque |
1.2Nm |
| Operating Temperature |
-25°C to +40°C |
| Compatible Distribution Boards |
LIVE Electrical SRN Dual Busbar Boards |
Applications
The LIVE Electrical CN120C 20A MCB is suitable for appropriately designed domestic and commercial electrical installations requiring Type C overcurrent protection. Potential applications include lighting circuits with higher start-up currents, small motor circuits, fixed electrical equipment and suitably rated radial circuits with moderate inrush characteristics.
Designed for installation within compatible LIVE Electrical SRN Dual Busbar consumer units, the CN120C provides a compact solution for electrical contractors working on new installations, circuit upgrades and maintenance projects. Selection should take account of circuit design, prospective fault current and required disconnection times.
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