Load Break Switch Manual for Medium Voltage

• Certification: ISO9001
• Protection: Corrosion Resistance
• Installation: Fixed
• Housing: Epoxy Resin
• Product Name: Sf6 Load Break Switch
• Voltage Level: Medium Voltage
• Model NO.: FLN36-12kV/630A -210mm
• Work Position: Closed, Open, Earth
• Phase Distance: 210mm
• Rated Voltage: 12kv
• Rated Current: 630A
• Rated Short Circuit Breaking Current: 20ka
• Mechanism Type: Manual
• Transport Package: Standard Export Packaging
• Specification: as specification
• Trademark: Liyond
• Origin: China

Product Description

FLN36-12kV Load Break Switch

Manufactured by Yueqing Liyond Electric Co., Ltd., the FLN36-12kV load break switch utilizes SF6 gas for arc extinguishing and insulation. It features three work stations: opening, closing, and grounding, making it easy to install and operate. This switch is known for its small volume, strong environmental adaptability, and other key characteristics.

Key Features:

• Double fracture, rotary movable contact structure


• Uses SF6 gas as an arc extinguishing and insulating medium


• Sealed with epoxy resin housing


• Compact structure with high security and reliability


• Maintenance-free and easy to operate

Performance Indicators:

Compliant with IEC420, IEC694, IEC129, and national standards GB3804-2004, GB1985-2004, and GB/T11022-1999. Suitable for RMU, cable branch cabinets, and distribution switching substations.

Normal Working Environment:

• Altitude: ≤1000m


• Ambient temperature: -30ºC to +40ºC


• Relative humidity: <95% daily average, <90% monthly average


• Avoid steam, gas, chemical corrosive deposition, and other dangerous media


• Avoid regular vibration or serious bumps

With its reliable performance and long lifespan of over 20 years under normal conditions, the FLN36-12kV load break switch is an essential component for protecting and controlling electric equipment in power supply and transformer substations.

12kV SF6 Air Load Break Switch for Ring Main Unit

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12kv SF6 Air Load Break Switch for Ring Main Unit

Yueqing Liyond Electric Co., Ltd. presents a dependable 12kv SF6 air load break switch, certified with ISO9001. This switch is designed for fixed installation, ensuring corrosion resistance and enhanced durability.