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Table of Contents
Overview
TheDFW American-Style Cable Branch Boxis a reliable and efficientmedium-voltagepower distributionsolution. It is designed to meet the growing demand forsafe, flexible, and high-capacity electrical distribution. This cable branch box is widely used inurban and rural power grids, industrial zones, substations, underground electrical networks, and renewable energy systems.
Key Features
- Rated Voltage:15kV-25kV, ensuring compatibility with a wide range of medium-voltage applications.
- High Short-Circuit Withstand Capability:Supports16kA to 400kA withstand levels.
- Compact & Modular Design:Ideal forunderground and above-ground installations.
- Corrosion & Weather Resistance:Fully sealedenclosure ensures longevityin harsh environments.
- Flexible Configurations:Supports multiplebranch network configurations.
- Enhanced Safety & Protection:Incorporateslightning protection, fault indicators, and overload protection.
Technical Parameters
| Project | 200A (Branch Network) | 600A (Branch Network) |
|---|---|---|
| Rated Voltage | 15kV | 15/25kV |
| Rated Current | 200A | 600A |
| Rated Short-Term Current Withstand | 16kA/1s | 400kA/1s |
| 1-Minute Power Frequency Voltage Resistance | 42kV | 42kV |
| 15-Minute DC Pressure Withstand | 53kV | 78kV |
| Lightning Impact Pressure Resistance | 95kV | 125kV |
| Minimum Corona Starting Voltage | 11kV | 19kV |
Order Information – Box Configuration Plan
| Model | Plan | Wiring Solution | External Dimensions (L×W×H) |
| DFW12/11-200 | 200A×2 | ↕ | 800×400×760 |
| DFW12/12-200 | 200A×3 | ↕ | 1100×400×760 |
| DFW12/13-200 | 200A×4 | ↕ | 1300×400×760 |
| DFW12/11-600 | 600A×2 | ↕ | 900×560×760 |
| DFW12/12-600/200 | 600A×2, 200A×1 | ↕ | 900×560×760 |
| DFW12/13-600/200 | 600A×2, 200A×2 | ↕ | 900×560×760 |
| DFW12/12-600 | 600A×3 | ↕ | 1200×560×760 |
| DFW12/14-600/200 | 600A×3, 200A×2 | ↕ | 1200×560×760 |
| DFW12/15-600/200 | 600A×3, 200A×3 | ↕ | 1200×560×760 |
| DFW12/16-600/200 | 600A×4, 200A×3 | ↕ | 1500×560×760 |
| DFW12/17-600/200 | 600A×4, 200A×4 | ↕ | 1500×560×760 |
| DFW12/13-600/200 | 600A×1, 200A×3 | ↕ | 1500×560×760 |
| DFW12/14-600/200 | 600A×2, 200A×3 | ↕ | 1500×560×760 |
| DFW12/15-600/200 | 600A×3, 200A×3 | ↕ | 1500×560×760 |
| DFW12/14-600/200 | 600A×2, 200A×3 | ↕ | 1500×560×760 |
Application Scenarios
TheDFW American-Style Cable Branch Boxis widely used in:
- Urban and Rural Power Distribution Networks– Enhancing grid efficiency and power management.
- Industrial Facilities and Large-Scale Plants– Ensuring stable energy distribution.
- Substations and Utility Power Networks– Integration into high-voltage transmission infrastructures.
- Underground and Overhead Electrical Systems– Versatile applications for diverse electrical grids.
- Renewable Energy Installations– Supports solar farms, wind power stations, and hybrid energy solutions.
Installation & Safety Guidelines
- Pre-Installation Checks:Ensure that thesite meets voltage & grounding requirements.
- Foundation Preparation:Installbase plates & cable entry pointssecurely.
- Box Placement & Cable Connection:Align withwiring plan specifications.
- System Grounding & Insulation Testing:Performvoltage resistance testsbefore energization.
- Final Commissioning & Safety Inspection:Verifyconnection stability & operational security.
Why Choose Our DFW Cable Branch Box?
1.Exceptional Reliability & Safety
- High dielectric strengthandarc-proof insulation.
- Protection againstshort circuits, overloads, and lightning surges.
2.Versatile Configuration & Customization
- Supportsmultiple branch designs, ensuringflexible electrical distribution.
- Compatible withGIS, RMU, and underground switchgear.
3.Long-Term Durability & Maintenance-Free Design
- Corrosion-resistant materials ensureextended operational life.
- Fully enclosed and sealed design preventsmoisture and dust ingress.
