Low Voltage Switchgear
Low Voltage Cable Branch Box DFX
Product Overview
The DFX low-voltage cable distribution box, molded from SMC composite via high-temperature compression, offers exceptional impact/bend resistance, anti-aging, abrasion/corrosion tolerance, and high insulation/arc/flame resistance. Its compact design ensures easy installation and durability for harsh outdoor environments. Fitted with knife-fuse switches, MCCBs, strip switches, and busbars, it serves dry cable branching and feeder protection in urban-rural grids, municipal projects, and residential/high-rise applications.
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Product Features
- Compact design meeting creepage distance requirements, with exquisite appearance, small size, light weight, and easy installation.
- High insulation resistance and power frequency dielectric strength, ensuring high safety as an electrical enclosure—preferred for grid renovation.
- Excellent corrosion resistance against dilute acids, alkalis, salts, various oils, organic solvents, and seawater.
- Strong anti-aging performance with a service life of over 30 years.
- Good impact resistance and machinability, difficult to damage.
- No grounding required for the insulated case, saving installation labor and costs.
- Equipped with special insulating supports inside and a dedicated lock on the door (with a second padlock provided).
Product Details & Applications
Operating Conditions
- Ambient Temperature: -35°C to +45°C, with a 24-hour average temperature difference ≤35°C.
- Altitude: ≤2000m.
- Relative Humidity: ≤50% at +45°C; higher humidity is permitted at lower temperatures (e.g., 80% at +22°C), with consideration for occasional condensation due to temperature variations.
- Installation Site: Free from severe vibration, shock, and corrosive conditions that may damage electrical components. Note: For applications exceeding the above conditions, please consult our company for customization.
Technical Specifications
| Items | Data | |
|---|---|---|
| Rated operating voltage | AC 3800V | |
| Rated operating frequency | 50Hz(60Hz) | |
| Rated insulation voltage | AC 800V | |
| Rated operating current | 100A, 200A, 400A, 630A, 800A, 1000A | |
| Rated short-circuit strength | 50 kA | |
| Enclosure protection grade | IP44 | |
| Box busbars are copper, supported by high-quality resin-molded brackets. The distribution box uses copper busbars with matching insulated brackets. | 200A | Copper busbar 30*3 |
| Box busbars are copper, supported by high-quality resin-molded brackets. The distribution box uses copper busbars with matching insulated brackets. | 400A | Copper busbar 40*4 |
| Box busbars are copper, supported by high-quality resin-molded brackets. The distribution box uses copper busbars with matching insulated brackets. | 630A | Copper busbar 50*5 |
| Box busbars are copper, supported by high-quality resin-molded brackets. The distribution box uses copper busbars with matching insulated brackets. | 800A | Copper busbar 60*6 |
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