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- Core Brand Information and Development History
LS Électrique (anciennement connu sous le nom de LG Electric et maintenant renommé LS Electric) is a leading enterprise in South Korea’s industrial electrical automation sector. Below is its core development trajectory and positioning:
| Key Milestone | Core Event |
| 1974 | The company was founded, affiliated to LG Group, focusing on the manufacturing of industrial electrical equipment |
| Mar-05 | Separated from LG Group and renamed “LS” (abbreviation for Leading Solution Industrial System), establishing the corporate positioning of “providing leading solutions for customers” |
| Up to Now | Grown into the No.1 enterprise in South Korea’s power and automation industry, with 8 usines, 4 R.&D centers and 1 power testing technology research institute worldwide, and its business covers 25 pays |
Corporate Positioning: Smart Energy Global Leader, committed to providing efficient and sustainable power systems and automation solutions.
- Core Business and Product System
LS Electric’s products cover three major fields: power, automation and green energy. Among them, the low-voltage electrical and automation product lines related to the MC-10b contacteur are particularly abundant:
- Low-Voltage Electrical Products (Core Product Line)
AC Contactors: MC Series (including MC-9b to MC-65a, such as MC-10b), GMC Series, etc., suitable for motor control, circuit switching and other scenarios
Molded Case Circuit Breakers (MCCBs): Metasol Series, offrant une protection contre les surcharges et les courts-circuits
Relays: Control relays, time relays, intermediate relays, etc..
Soft Starters & Frequency Inverters: Used for motor speed regulation and energy-saving control
- Automation Control Products
Contrôleurs logiques programmables (Automates): The first enterprise in South Korea to independently develop PLCs
Human-Machine Interfaces (IHM): Providing intuitive equipment monitoring and operation interfaces
Servo Systems: High-precision motion control solutions
Industrial Robots: Collaborative robots and industrial robot systems
- Power and Energy Products
– High-voltage power equipment and substation solutions
– New energy systems (photovoltaic inverters, systèmes de stockage d'énergie)
– Smart grid technologies and equipment
III. Product Features of MC Series Contactors (Including MC-10b)
The LS MC Series contactors (Metasol Series) are one of the core products of its low-voltage electrical product line, with the following prominent features:
| Feature | Detailed Description |
| Scénario d'application | AC-3 service category, mainly used for controlling the start, stop and reversal of AC motors, suitable for 50/60Hz circuits |
| Méthode de montage | Supports DIN rail mounting or screw mounting, compatible with the standard mounting method of industrial control cabinets |
| Safety Design | Equipped with anti-electric shock safety covers, complying with international electrical safety standards |
| Coil Options | Multiple control voltage specifications (AC24V~AC380V, DC24V~DC220V), both AC and DC coils are available |
| Accessory Universality | Auxiliary contact modules, surge suppressors and other accessories are universal, facilitating system expansion and maintenance |
| Paramètres techniques | Rated insulation voltage of 690-1000V, allowable control voltage fluctuation range of 80%~110%Us, operating temperature range of -5℃~+40℃ |
- Positioning and Application of MC-10b Contactor
The MC-10b is a 10A-rated AC contactor in the LS MC Series. Under the AC-3 380V service category, its rated operating current is about 10A (for reference, the MC-9b of the same series is 9A). It is mainly applied in the following scenarios:
– Control of small three-phase asynchronous motors (≤5.5kW@380V)
– Circuit switching in industrial automation production lines
– Auxiliary circuit control in power control cabinets
– Electrical control systems of mechanical equipment
- Layout of LS Brand in the Chinese Market
LS Electric attaches great importance to the Chinese market and has established a sound production and sales system:
- Production Base: LS Électrique (Wuxi) Co., Ltd., responsible for the localized production of low-voltage electrical products
- Sales Network: Set up multiple branch offices and offices nationwide, providing technical support and after-sales service
- Product Certification: All products have obtained China Compulsory Certificate (CCC) and comply with national standards
- Industry Applications: Widely used in automobile manufacturing, electronic semiconductors, food and beverage, logistics and warehousing and other fields
- Brand Advantages and Market Position
- Technical Strength: A technological leader in South Korea’s industrial electrical field, with many domestic pioneering product technologies
- Quality Assurance: Strict quality control system, with high product reliability and long service life
- Cost-Effectiveness: It has a price advantage compared with European and American brands while maintaining international quality standards
- Service Network: Global and localized service teams, providing fast-response technical support and after-sales guarantee
VII. Technical Support Related to MC-10b Contactor
LS Electric provides comprehensive technical support for users, including:
- Product manuals and installation guides (including detailed parameters and troubleshooting methods of MC-10b)
- Online technical consultation and fault diagnosis services
- Supply of original accessories (coils, contact assemblies, etc.)
- Customized solution design and implementation
