FN7-12DXLRAF 12kV Indoor High-Voltage Load Break Switch with Fuse and Motorized Device
The FN7-12DXLRAF is an advanced indoor AC high-voltage gas-producing load break switch designed for 12kV three-phase power systems. This combination unit features a motorized switching device for automated control and an integrated impact fuse for superior circuit protection. With its innovative side-operating mechanism, it offers simpler installation and greater flexibility to meet diverse user requirements in industrial and utility applications.
FN7-12 Series Indoor High-Voltage AC Load Break Switch (LBS)
Product Overview
The FN7-12 series is a new type of gas-producing indoor high-voltage load break switch designed for 12kV three-phase AC 50Hz power systems. It is primarily used for the reliable opening and closing of load currents and short-circuit currents.
Building on the classic FN7-12 design, this series introduces a side-operation mechanism, making installation simpler and more convenient while meeting the diverse requirements of modern power distribution.
Available Models & Configurations
-
FN7-12DXLRAF (Advanced Type): Equipped with an impact fuse and a motorized switching device for automated and remote operations.
-
FN7-12C (Manual Type): Designed for panel manual operation, offering a reliable and cost-effective solution for manual switching requirements.
Technical Parameters
| Item | Unit | Data |
| Rated Voltage | kV | 12 |
| Rated Current | A | 400 / 630 |
| 1min Power Frequency Withstand Voltage | kV | 42 / 48 |
| 4S Thermal Stable Rated Current (Effective) | kA | 12.5 / 20 |
| Dynamic Stable Current (Peak) | kA | 31.5 / 50 |
| Short Circuit Making Current | kA | 31.5 / 50 |
| Rated Breaking Current | A | 400 / 630 |
| Rated Transfer Current | A | 1000 |
Key Performance Features
-
Gas-Producing Arc Extinguishing: High efficiency in breaking load currents.
-
Integrated Fuse Protection: The DXLRAF model provides superior short-circuit protection via an impact fuse.
-
Flexible Installation: The side-operating mechanism allows for easy integration into various switchgear cabinets.
-
Automated Readiness: Motorized options allow for seamless integration into smart grid and remote-control systems.
Selection details for FN7-12DXLRAF 12kV Indoor High-Voltage Load Break Switch with Fuse and Motorized Device
To confirm the required load break switch configuration for your project, include:
- Rated voltage/current, switching duty and switch/fuse configuration
- Earthing switch, interlocking and manual/motor operating requirements
- Mounting dimensions, shaft interface, cabinet layout and control voltage
Drawings and quotation requirements
Send the model reference, application, quantity and destination country together with the relevant drawing or existing equipment information. Confirm the selected configuration against a model-specific drawing and ratings sheet before ordering; request the applicable test documentation for your project requirements.
Request model confirmation and a technical quotation · Compare related Load Break Switch / 12kV Indoor Load Break Switch.
Send Us Your Inquiry
We are always ready to assist you! Contact our team for expert support and personalized solutions.