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Home > Electrical & Electronics > Power Supply & Distribution > Switchgear > FLN36-12/24 SF6 Load Break Switch for 11kV/33kV Indoor AC High Voltage Systems

FLN36-12/24 SF6 Load Break Switch for 11kV/33kV Indoor AC High Voltage Systems

FLN36-12/24 SF6 Load Break Switch for 11kV/33kV Indoor AC High Voltage Systems thumbnail-3

FLN36-12/24 SF6 Load Break Switch for 11kV/33kV Indoor AC High Voltage Systems thumbnail-4

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FLN36-12/24 SF6 Load Break Switch for 11kV/33kV Indoor AC High Voltage Systems photo-3

FLN36-12/24 SF6 Load Break Switch for 11kV/33kV Indoor AC High Voltage Systems photo-4

Product Spotlights

The FLN36-12/24 is an indoor SF6 gas-insulated load break switch designed for 11kV/33kV AC systems. It offers a compact, maintenance-free solution with superior safety due to sealed SF6 insulation. Features include reliable load breaking, flexible manual or motorized operation, robust construction, and compliance with international standards. Ideal for enhancing safety and efficiency in utility and industrial power distribution networks.

US$ 350 ≥10 Units

Key Specifications

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Rated Voltage:

12kV / 24kV

System Voltage:

11kV / 33kV

Insulation Medium:

SF6 Gas

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Jinhua Dika Electrical Equipment Co., Ltd.

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Rated Voltage 12kV / 24kV

System Voltage 11kV / 33kV

Insulation Medium SF6 Gas

Type Indoor, Fixed Type

Breaking Capacity Rated Load Current

Operating Mechanism Manual / Motorized (Optional)

Pole Configuration 3-Pole

Standards Compliance IEC 62271-1, IEC 62271-102

Application AC High Voltage Distribution Systems

As a specialized manufacturer of electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. leverages its expertise to deliver reliable and high-performance solutions for modern power distribution networks. Our FLN36-12/24 SF6 Load Break Switch is engineered specifically for the demanding environments of 11kV and 33kV indoor AC high voltage systems. This product represents our commitment to providing utilities, industrial plants, and commercial facilities with a safe, maintenance-free, and compact switching device that enhances system reliability and operational efficiency.

Core Features & Technical Advantages:

Superior Insulation & Safety: Utilizing SF6 (Sulfur Hexafluoride) gas as the insulation and arc-quenching medium, the switch offers exceptional dielectric strength and reliable performance. The hermetic sealing ensures no gas leakage, providing a safe operating environment for personnel and equipment.
Compact Indoor Design: Engineered for indoor substations or switchgear rooms, the FLN36 series features a space-saving, fixed-type design. Its compact footprint allows for efficient use of valuable floor space without compromising on performance.
Maintenance-Free Operation: The sealed SF6 gas chamber and robust mechanical design significantly reduce the need for routine maintenance. This translates to lower lifecycle costs and increased system availability.
Reliable Load Breaking: Designed to make and break rated load currents under normal circuit conditions. The switch provides a clear visible break for isolation purposes, a critical safety feature for maintenance work.
Flexible Operating Options: Available with a manual operating mechanism for standard applications. For remote operation or integration into SCADA systems, a motorized operating mechanism is available as an optional upgrade.
Robust Construction: Manufactured with high-quality materials and precision engineering to ensure long-term durability and consistent performance, even in challenging indoor environments.

Detailed Technical Specifications:

Parameter	Specification
Model	FLN36-12/24
Rated Voltage (Ur)	12kV / 24kV
System Voltage	11kV / 33kV
Rated Frequency	50Hz / 60Hz
Rated Normal Current (Ir)	630A, 1250A (Customizable)
Rated Short-Time Withstand Current (Ik)	20kA / 3s (Typical, subject to design)
Insulation Medium	SF6 Gas
Operating Mechanism	Manual (Standard), Motorized (Optional)
Mechanical Life	≥10,000 operations
Degree of Protection (Enclosure)	IP2X (Standard), higher ratings available upon request
Mounting Type	Fixed, Indoor

Benefits for Your Operations:

Enhanced Safety: The sealed SF6 gas insulation minimizes fire risks and eliminates exposure to live parts during normal operation.
Space Optimization: The compact design is ideal for retrofitting existing substations or designing new, space-constrained facilities.
Reduced Total Cost of Ownership: Minimal maintenance requirements and high reliability lead to significant savings over the equipment's lifespan.
Operational Flexibility: Suitable for a wide range of applications including ring main units, transformer switching, and feeder isolation in distribution networks.
Compliance with Standards: Manufactured in accordance with international standards such as IEC 62271-1 and IEC 62271-102, ensuring global compatibility and performance benchmarks.

Jinhua Dika Electrical Equipment Co., Ltd. operates with a firm commitment to quality, supported by a comprehensive quality management system. Our products reach diverse markets worldwide, facilitated by major ports like Shanghai, Tianjin, Guangzhou, and Ningbo. With an annual export value reflecting consistent global demand, we have built a reputation for delivering dependable high-voltage equipment. Choosing our FLN36 SF6 Load Break Switch means partnering with a manufacturer dedicated to engineering excellence, operational safety, and customer satisfaction. We invite you to contact us for detailed technical data sheets, customized solutions, or to discuss how this switch can optimize your specific 11kV or 33kV indoor high-voltage system.

Frequently Asked Questions (FAQ):

What is the primary function of this SF6 Load Break Switch?
This switch is designed to safely make and break load currents under normal operating conditions in 11kV or 33kV AC systems. It provides a reliable isolation point for maintenance and system reconfiguration.
Is this switch suitable for outdoor installation?
No, the FLN36-12/24 is specifically designed for indoor applications. Its construction and protection ratings are optimized for controlled indoor environments like substation buildings.
Can the switch interrupt fault currents?
No, a load break switch is not designed to interrupt short-circuit fault currents. It is intended for switching rated load currents only. For fault interruption, a circuit breaker must be used in conjunction with this switch.
What are the advantages of using SF6 gas insulation?
SF6 gas provides excellent electrical insulation in a compact space, is non-flammable, and offers effective arc-quenching properties. Its use allows for a more compact, safer, and virtually maintenance-free design compared to air-insulated switches.
Is remote operation possible?
Yes. While a manual operating mechanism is standard, a motorized drive can be supplied as an optional feature. This enables remote operation and integration into automated control systems.
What is the typical maintenance schedule for this switch?
Due to its sealed SF6 gas design, the switch requires minimal maintenance. Routine checks may include visual inspection, verifying mechanical operation, and monitoring gas pressure indicators if equipped. Detailed schedules are provided in the operation manual.
Do you provide custom current ratings or special configurations?
Yes. As a manufacturer, we can customize parameters like rated current and certain mechanical features to meet specific project requirements. Please contact our technical team with your specifications.
What standards does this product conform to?
The switch is designed and tested in accordance with relevant IEC standards, primarily IEC 62271-1 (common specifications) and IEC 62271-102 (for alternating current disconnectors and earthing switches). Specific test reports are available upon request.