LYM9 MCB

Description：

Scope of application
LYM9 miniature circuit breaker is suitable for AC 50/60Hz, rated voltage 230V/400V, rated current up to 63A for over load and short circuit protection,and can also be used for infrequent operation conversion ofthe line under normal conditions.
It is suitable for terminal distribution lines in commercial office buildings, residential buildings and general industrial use.
Compliant with standards: EC60898-1,GB10963.1 Product Features: double busbars, transparent label quick closing function and self-designed appearance patent

The LYM9 AC Miniature Circuit Breaker is a high-performance low-voltage AC MCB designed to provide dependable overload and short-circuit protection in residential, commercial, and industrial distribution systems, combining compact design with superior safety performance.

🔹 Key Technical Knowledge

Protection type: Thermal-magnetic trip mechanism
Rated current: Up to 63A (dependant on variant)
Mounting: Standard 35 mm DIN rail
Standards compliance: IEC 60898-1 requirements
Safety features: Arc extinguishing system and clear contact position indicator

Manufactured by a professional AC MCB factory, the LYM9 is engineered with robust internal contacts to ensure fast disconnection during abnormal electrical conditions and maintain stability under repeated use.

🔹 What Problem It Solves

Protects distribution circuits from overload heating and short-circuit damage
Reduces equipment and wiring damage risks
Improves safety and reliability in electrical panels

🔹 OEM & Manufacturer Advantage

As an experienced miniature circuit breaker manufacturer, we support OEM/ODM customization, factory-direct wholesale, and large-volume supply — including custom labeling, packaging, and technical specifications for global customers.

🔹 Use Cases / Industries

Residential distribution boards and sub-circuits
Commercial office power protection
Industrial machinery branch circuits
Panel builders and OEM switchgear products
Electrical contractors and installers

FAQs

Q1: What distinguishes the LYM9 series from standard MCBs?
A: The LYM9 series is designed for higher operational stability and frequent switching, making it suitable for demanding AC applications.

Q2: What current ratings are available in the LYM9 series?
A: It supports a wide current range, covering common protection needs in residential, commercial, and light-industrial systems.

Q3: How does the LYM9 improve circuit safety?
A: It ensures fast tripping accuracy, reducing the risk of overheating and electrical faults.

Q4: Can the LYM9 be installed in standard distribution boards?
A: Yes, it features a standard DIN-rail mount design for quick installation.

Q5: Does the LYM9 meet export market requirements?
A: Yes, it is built to IEC / EN 60898-1 standards, suitable for international projects.

Q6: Is this model available for bulk or project supply?
A: Yes, as a professional AC MCB manufacturer, we provide bulk supply and OEM/ODM services.