LRPG Series circuit breaker is a high-performance adjustable circuit breaker with protection functions of overload and short circuit. lt is applicable to AC 50/60Hz and rated voltage 230/240V. Places with rated current of 60A and below. lt is mainly used for electric leakage, overload and short circuit protection of lighting, energy meter boxes, distribution lines and equipment of residential buildings, office buildings and similar buildings, and can also be used for infrequent operation and switching of lines under normal conditions.
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The LRPG 2P French Series Circuit Breaker is a high-performance adjustable protection device from YUEQING LONG ROAD ELECTRIC CO., LTD, engineered for residential and light commercial building distribution systems. Rated for AC 50/60Hz, 230V/400V operating voltage and up to 60A rated current, this residential energy metering circuit breaker delivers reliable leakage, overload and short circuit protection for lighting circuits, energy meter boxes, distribution lines and electrical equipment in residential buildings, office spaces and similar structures. It also supports infrequent on-off switching of circuits under normal operating conditions, meeting the dual needs of daily operation and fault protection. With a compact structure and wide current adjustment range, it is the ideal cost-effective solution for residential electrical contractors, real estate development project teams and energy metering equipment manufacturers.
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This 2P French Series Circuit Breaker features an ultra-compact modular structure, perfectly fitting into narrow energy meter boxes and residential distribution cabinets, solving the space constraints of mass residential electrical projects. Its standard DIN rail mounting enables fast installation, reducing on-site labor time for electrical engineering teams.
It offers 3 flexible current ranges: 5-15A, 10-30A and 30-60A, with multiple rated current options to match different load requirements of residential lighting, socket and main power circuits. This flexibility eliminates the need for multiple device models, simplifying inventory management for project integrators.
With 4500A rated short-circuit breaking capacity, it provides robust protection against overload and short circuit faults. It delivers 1500 times electrical life and 8500 times mechanical life, ensuring long-term stable operation in frequent use scenarios, reducing post-maintenance costs for building management teams.
As a high-performance, low-cost protection device, it is perfectly suited for conventional service connections and mass residential construction projects, balancing reliable safety performance and budget control for large-scale real estate and electrical engineering projects. Its standardized design is compatible with most French-style distribution cabinets and meter boxes, widely used in European standard residential electrical projects.
Parameter | LRPG Series Core Specification |
Product Type | 2P French Series Adjustable Circuit Breaker |
Poles Configuration | 2P |
Rated Operating Voltage (Ue) | AC 230V/400V, 50/60Hz |
Rated Current Ranges | 5-15A, 10-30A, 30-60A (multi-gear options) |
Maximum Rated Current | 60A |
Rated Short-Circuit Breaking Capacity (Icn) | 4500A |
Rated Electrical Life | 1500 operations |
Rated Mechanical Life | 8500 operations |
Core Protection Functions | Overload protection, short circuit protection, leakage protection |
Mounting Method | Standard DIN Rail Mount |
Applicable Curve | C Curve |
Tailored for professional building electrical and energy metering project teams, this adjustable current circuit breaker is widely used in:
Residential building entry main switches and household branch distribution circuits
Commercial office building lighting and low-power distribution systems
Energy meter box installations for power grid utility service connections
Outgoing line side of power grid transformers in residential communities
Conventional service connection interfaces between power utilities and end-user customers
Manual Operation: The circuit breaker supports manual opening and closing via the integrated operating handle, with clear ON/OFF status indication for intuitive on-site operation
Installation: Standard DIN rail mounting design enables fast and secure installation in distribution cabinets and meter boxes, suitable for both new construction and retrofit projects
Functional Test: After installation, conduct a manual test to verify the trip function, ensuring reliable protection performance before formal power-on operation
Daily Maintenance: Regularly check the mounting firmness and operating status, avoid long-term use in overloaded conditions beyond the rated current range to ensure service life
The maximum rated current of this series is 60A, with multiple adjustable current gears available to meet the protection requirements of different residential and light commercial low-voltage distribution circuits.
It is specially designed for residential energy metering installations, building distribution systems, energy meter box circuits and residential entry main switches, ideal for mass residential and light commercial electrical projects with strict space and budget requirements.

