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Side Operation Mechanism FLN36 SF6 Load Break Switch Indoor Use 11kV 33kV Rating
Product Spotlights
The FLN36 is an indoor SF6 load break switch with a side operation mechanism for 11kV-33kV systems. It features maintenance-free SF6 gas insulation for safe arc quenching, a compact design for space-saving panel integration, and a robust manual mechanism for reliable operation. Ideal for enhancing safety and reliability in medium voltage distribution networks.
US$ 350
≥10 Units
Key Specifications
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Rated Voltage:
11kV to 33kV
Operation Type:
Side Operation Mechanism
Installation Environment:
Indoor Use
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Rated Voltage
11kV to 33kV
Operation Type
Side Operation Mechanism
Installation Environment
Indoor Use
Interrupting Medium
SF6 Gas
Model
FLN36 Series
Application
Medium Voltage Distribution Systems
Configuration
3-Pole, Fixed Mounting
Standard Design
IEC 62271-1 & IEC 62271-103 Compliant
As a dedicated manufacturer of medium voltage electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. proudly presents the FLN36 series SF6 Load Break Switch. Engineered for reliable performance in demanding indoor environments, this switch provides a safe and efficient solution for isolating and switching circuits within the 11kV to 33kV range. Our commitment to quality manufacturing ensures that every unit delivers the operational security and longevity that power distribution networks require.
The FLN36 series is designed to meet the rigorous demands of modern electrical infrastructure. Its core value lies in providing a compact, maintenance-free switching device that enhances system safety and simplifies operational procedures for utilities, industrial plants, and commercial facilities worldwide.
Key Features and Technical Advantages:
- Superior Arc Quenching: Utilizes SF6 (Sulfur Hexafluoride) gas as the insulating and arc-quenching medium. SF6's excellent dielectric strength and thermal stability allow for effective arc extinction within a sealed chamber, ensuring safe interruption of load currents.
- Side Operation Mechanism (FLN36): The distinctive side-operated design provides clear visual indication of the switch position (ON/OFF/EARTH) and allows for easy, ergonomic manual operation. This mechanism is robust and designed for high mechanical endurance.
- Compact Indoor Design: Specifically engineered for indoor switchgear panels, cubicles, and kiosks. Its space-saving design allows for efficient panel layout without compromising on safety clearances.
- Maintenance-Free Operation: The sealed SF6 gas system is designed for a long service life without the need for regular maintenance or gas refilling under normal operating conditions, reducing lifecycle costs.
- High Safety Standards: Features a visible isolation gap and secure earthing function. The design prevents accidental operation and ensures personnel safety during maintenance activities.
- Broad Voltage Rating: Suitable for systems rated from 11kV up to 33kV, offering flexibility for various distribution voltage levels.
- Reliable Sealing System: Employs advanced sealing technologies to maintain SF6 gas pressure integrity over extended periods, ensuring consistent insulating performance.
Technical Specifications:
| Parameter | Specification |
| Rated Voltage (Ur) | 12kV, 24kV, 36kV (11kV, 22kV, 33kV System) |
| Rated Normal Current (Ir) | 630A, 1250A (Customizable) |
| Rated Short-Time Withstand Current (Ik) | 20kA / 3s, 25kA / 3s |
| Rated Peak Withstand Current (Ip) | 50kA, 63kA |
| Rated Breaking Current (Ib) | 630A, 1250A |
| Operating Mechanism | Manual, Side Operation (FLN36 Type) |
| Number of Poles | 3 |
| Insulation Medium | SF6 Gas |
| Mounting | Fixed, for Indoor Switchgear Assembly |
Benefits for Your Operations:
- Enhanced Personnel Safety: The sealed SF6 chamber and visible break distance significantly reduce the risks associated with arc flashes and exposure to live parts.
- Reduced Footprint: Enables more compact switchgear design, saving valuable floor space in substations and electrical rooms.
- Lower Total Cost of Ownership: Minimal maintenance requirements and long service life translate to reduced operational expenditures over the asset's lifetime.
- Operational Flexibility: Suitable for a wide range of applications including transformer in/out switching, feeder isolation, and ring main unit configurations.
- Improved System Reliability: Reliable load breaking capability ensures network stability and protects downstream equipment.
Backed by Jinhua Dika's robust manufacturing framework, which includes a comprehensive quality management system and an annual export value ranging between US$1 Million and US$1.5 Million, the FLN36 SF6 Load Break Switch is a product of proven reliability. Our equipment serves diverse global markets across North America, South America, Europe, Asia, Africa, and Oceania, demonstrating its adaptability to various international standards and operating conditions. With efficient logistics from major ports like Shanghai, Tianjin, Guangzhou, and Ningbo, we ensure timely delivery to support your project timelines. Choose the FLN36 for a dependable, safe, and efficient switching solution that aligns with the demands of modern medium-voltage power distribution.
Frequently Asked Questions (FAQ):
-
Q: What is the primary application of the FLN36 SF6 Load Break Switch?
A: It is primarily used for making, breaking, and isolating load currents in indoor medium voltage (11kV-33kV) distribution networks, commonly found in switchgear panels, ring main units (RMUs), and compact substations. -
Q: Is this switch suitable for outdoor installation?
A: No, the FLN36 series is specifically designed and rated for indoor use. For outdoor applications, different housing or alternative switch models designed for environmental exposure would be required. -
Q: How does the side operation mechanism benefit the user?
A: The side operation provides clear, unambiguous visual indication of the switch status (ON, OFF, EARTH). It also offers ergonomic advantages, allowing for easier and safer manual operation compared to some front-operated designs, especially in confined panel spaces. -
Q: What maintenance does the SF6 gas system require?
A: The switch is designed to be maintenance-free under normal operating conditions. The SF6 gas is sealed for life in a high-integrity chamber. Routine maintenance typically involves only visual inspection and mechanical operation checks, not gas handling. -
Q: Can this switch be fitted with motorized operation?
A: While the standard FLN36 model features a manual side operation mechanism, motorized or remote operation modules are often available as optional accessories or customizations to enable automation and remote control functionality. -
Q: What are the key safety features?
A: Key safety features include a sealed SF6 arc-quenching chamber, a visible isolation gap for secure isolation, a secure earthing position, and interlocking mechanisms to prevent incorrect or unsafe operation sequences. -
Q: Does it come with standard mounting dimensions for panel integration?
A: Yes, the FLN36 switch is built to common industry form factors for easy integration into standard indoor metal-clad switchgear. Detailed mounting dimension drawings are provided for panel design. -
Q: What is the typical delivery lead time?
A: Lead times can vary based on configuration and order quantity. As an established manufacturer with efficient supply chains, we generally offer competitive lead times. Specific timelines can be confirmed upon request.
Send Inquiry to This Supplier
1Yr
Business Type
Manufacturer
Year Established
2025
Annual Export Value
US$1 Million - US$1.5 Million
Total Employees
11 - 50 People
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