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Vue d'ensemble
Les Boîte de dérivation de câble de type européen DFW est un programme avancé medium-voltage power distribution solution designed to improve the safety, flexibility, and reliability of modern electrical grids. This type of cable branch box is widely used in urban power networks, substations, industrial parks, and underground power distribution systems, where space efficiency and operational safety are critical.
Les European-style design ensures a compact and modular structure, allowing flexible configuration options for various power distribution needs. It is equipped with high-performance insulation, fault detection, and protection mechanisms, making it ideal for smart grid integration et renewable energy systems.
Key Features of DFW European-Style Cable Branch Box
- Optimized for Medium-Voltage Applications – Rated for 12kV voltage, ensuring efficient power distribution.
- Compact & Modular Design – Saves space and allows flexible installation in underground and urban power grids.
- High-Performance Insulation & Protection – Fully sealed structure prevents moisture, dust, and contaminants from affecting performance.
- Enhanced Safety Mechanisms – Includes short-circuit fault indicators, lightning arresters, and overload protection to prevent operational hazards.
- Easy Maintenance & Long Service Life – Built with corrosion-resistant materials, reducing the need for frequent maintenance.
- Adaptable for Various Network Configurations – Supports different branching configurations for ring main units (RMU), substations, and industrial power systems.
Technical Parameters of DFW European-Style Cable Branch Box
| Numéro de série | Parameter Name | Spécifications |
|---|---|---|
| 1 | Tension nominale | 12kV |
| 2 | Courant nominal | 630A |
| 3 | Industrial Frequency Withstand Voltage (Phase-Ground) | 42kV/min |
| 4 | Lightning Impulse Voltage | 75kV |
| 5 | Rated Opening Current | 630A |
| 6 | Rated Short-Circuit Opening & Closing Current (Peak) | 50kA |
| 7 | Rated Short-Time Withstand Current | 25kA/4s |
| 8 | Courant nominal de crête supporté | 50kA |
| 9 | Rated Breaking Capacitive Current | 45A |
| 10 | Rated Inductive Breaking Current | 16A |
| 11 | Number of Full-Load Opening & Closing Operations | >100 |
| 12 | Number of Opening & Closing Mechanical Operations | 2000 |
Structural Diagram – DFW European-Style Cable Branch Box
Applications of the DFW European-Style Cable Branch Box
Les DFW European-style cable branch box is widely used in power distribution and transmission networks, including:
- Urban and Rural Power Distribution Networks – Enhancing the stability of municipal and rural electrical grids.
- Substations & Ring Main Units (RMUs) – Efficiently integrating with switchgear for seamless power management.
- Industrial & Commercial Power Systems – Supporting large industrial facilities, manufacturing plants, and energy hubs.
- Underground Cable Networks – Providing a compact and reliable solution for buried power lines.
- Smart Grid & Renewable Energy Integration – Supporting solar farms, wind power stations, and distributed energy systems.
Installation & Setup Guidelines
Pre-Installation Requirements
- Garantir proper grounding and site preparation before installation.
- Vérifier cable entry and exit configurations based on operational requirements.
- Check all insulation components to ensure safety compliance.
Étapes de l'installation
- Site Preparation: Ensure a stable and leveled foundation for secure installation.
- Positioning the Cable Box: Properly align the DFW switchgear unit with the required network connections.
- Cable Connection: Secure incoming and outgoing cable terminations to prevent operational failures.
- Grounding & Protection: Implement surge arresters and grounding to enhance safety.
- Final Inspection & Testing: Conduct voltage insulation resistance tests and verify correct switch operation.
Infrastructure & Layout
Why Choose Our DFW European-Style Cable Branch Box?
1. Enhanced Safety & Electrical Protection
- Conçu avec high-voltage endurance to withstand power surges and fault conditions.
- Includes overload protection, surge suppressors, and fault indicators pour une surveillance en temps réel.
2. Compact & Modular for Various Applications
- Space-saving European-style design allows easy integration into urban and industrial networks.
- Modular configuration supports multiple branch types and switching options.
3. Low Maintenance & Long-Term Reliability
- Built with anti-corrosion and weatherproof materials, ensuring long service life.
- Fully sealed insulation structure reduces maintenance costs and enhances reliability.
Ordering Guidelines
When placing an order, please specify the following details:
- Model & Configuration Type (based on branch quantity and circuit design).
- Voltage & Current Rating (12kV/630A or other custom specifications).
- Application Type (substation, underground cable system, industrial facility, etc.).
- Accessories (lightning arresters, short-circuit indicators, additional protection components).
For custom configurations, contact our sales team for tailored solutions to match your specific requirements.
