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The NLM1L-125L-4P is a four-pole molded case residual current circuit breaker designed specifically for industrial-grade power distribution systems. Supporting a rated current of 125A, it provides precise and reliable electrical protection for modern power grids. It integrates multiple safety functions, including overload protection, short-circuit protection, and residual current protection (RCD), effectively preventing electrical fires, electric shock risks, and equipment damage. It is an indispensable safety device in electrical engineering.
Provides three-phase + neutral line full-circuit isolation, ensuring stable and safe system operation.
Built-in sensitive leakage detection module for rapid response to unsafe leakage current.
Compliant with IEC standards, offering strong withstand capability and stable breaking capacity.
Suitable for industrial plants, commercial complexes, smart grids, distribution cabinets, and OEM electrical equipment.
Utilizes reinforced insulation materials and high-precision contact structure to ensure long-term stable operation.
Performance meets international standards (IEC 60947-2), making it popular with overseas engineering contractors and distribution equipment suppliers.
Rated Current (In): 125A
Poles: 4P (Four-pole protection)
Rated Voltage: 400V
Insulation Voltage: 1000V
Impulse Voltage: 12kV
Leakage Protection: Adjustable sensitivity
Breaking Capacity: High breaking capacity, industrial-grade reliability
✔ Industrial Equipment and Automation Systems
✔ Commercial Building Power Distribution Systems
✔ Distribution Boxes, Control Cabinets, OEM Control Panels
✔ Solar/Wind Power Renewable Energy Systems
✔ Overseas Electrical Engineering and Infrastructure Projects
Smarter leakage protection
Higher level of international certification
Stronger breaking capacity and service life
More stable four-pole full-circuit design
Adaptable to overseas electrical standards and project requirements
This makes it the ideal choice for overseas engineering contractors, industrial manufacturers, and electrical distributors, providing a higher level of safety for all power systems.
