Enclosed Bus Bar Fire Resistant Busduct Busbar Customizable
Busduct System accessories, spring brackets, dense enclosed type. We offer a wide range of busbar trunking products and can tailor solutions to meet your specific requirements.
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Dense Bus Duct Selection Parameters
| Current Level |
XLC /4P W(mm) |
XLC /4P H(mm) |
XLC /5P W(mm) |
XLC /5P H(mm) |
| 400 | 128 | 98 | 128 | 98 |
| 500 | 128 | 108 | 128 | 108 |
| 630 | 128 | 123 | 128 | 123 |
| 800 | 128 | 138 | 128 | 138 |
| 1000 | 128 | 158 | 128 | 158 |
| 1250 | 128 | 183 | 128 | 183 |
| 1600 | 128 | 218 | 128 | 218 |
| 2000 | 128 | 268 | 128 | 268 |
| 2500 | 128 | 280 | 128 | 280 |
| 3200 | 128 | 400 | 128 | 400 |
| 4000 | 128 | 490 | 128 | 490 |
XLC Type Bus Duct Technical Parameters
| Parameter |
Specification |
| Execution Standards | IEC60439.1-2000, IEC60439.2-2000, GB/T 7251.6-2015 |
| Ambient Temperature | -5°C to +40°C (24-hour average ≤35°C) |
| Altitude | ≤2000M |
| Protection Grade | IP54, IP66 |
| Unit Length | 1.6, 2.5, 3.2, 6M (0.5-6M customizable) |
| Rated Operational Voltage | 690V (with tap unit)/1000V (without tap unit) |
| Rated Insulation Voltage (Ui) | 800V (with tap unit)/1000V (without tap unit) |
| Frequency | 50-60 HZ |
| Temperature Rise | ≤70K |
| Insulation Resistance | ≥20 MΩ |
| Electrical Clearance | ≥10.0mm (with tapping unit)/≥14.0mm (without tapping unit) |
| Creepage | ≥12.5mm (with tap cell)/≥16.0mm (without tap cell) |
| Protection Circuit Effectiveness | <0.02 Ω |
| Dielectric Properties | 50Hz, 3750V/min, no breakdown or flashover |
| Installation Method | Vertical or horizontal |
Key Features
- Safety, aesthetics, and reliability advantages
- Strong overload capacity
- Low temperature rise operation
- Excellent load capacity and dynamic/thermal stability
- Eliminates uneven current distribution in spliced high-voltage cables
- Double-grounded shell for enhanced safety performance
- Superior short-circuit resistance with low energy consumption
- Convenient and quick maintenance, disassembly, and assembly
Application Fields
Power supply systems for large factories, mining enterprises, large substations, captive power plants, from generators to step-up transformers, and from transformers to high-voltage distribution rooms.
Casted Busway Features
- Large capacity range: 100A to 4000A
- High protection level: IP68 (100% waterproof and dustproof)
- Epoxy resin casting structure prevents metal oxidation and corrosion
- Low line voltage drop with high instantaneous current withstand
- High structural strength with excellent mechanical properties
- Compact design with strong dynamic and thermal stability
- Suitable for harsh indoor/outdoor environments with altitude independence
- Capable of continuous operation under overload conditions
Application Fields
Power plants, substations, shipbuilding, paper manufacturing, ports, basements, petrochemical industries, steel smelting, coal mines, and other demanding environments.
Fire-Resistant Busduct Features
- 180-minute fire-resistant duration
- Compact, dense structure with small footprint
- Fire-resistant coated shell with protective baffles at joints
- Low impedance busbar system with excellent stability
- Easy maintenance with quick disassembly and assembly
- Fireproof materials withstand temperatures up to 1000°C
- Excellent electrical conductivity
- Suitable for fire risk areas requiring continuous power supply
Application Fields
Teaching buildings, high-rise hospitals, high-rise hotels, financial buildings, office buildings, urban rail transit, government offices, large libraries, cotton spinning, and mining enterprises.
Advanced Structural Features
- Comprehensive load demand fulfillment
- Ultra-thin, compact design with industry-leading copper bar specifications
- 360-degree protection against dust, corrosion, moisture, water, rust, and impact
- "Sandwich" structure integrating shell, insulation, and conductor
- Unique "亞" shape structure with exceptional load-bearing capacity
- Sawtooth design for enhanced heat dissipation and reduced energy consumption
- Optimized structural design balancing materials, strength, and heat dissipation
- Dual neutral system for enhanced electrical safety
- Non-magnetic shell design eliminating magnetic eddy current interference
Application Fields
Shopping malls, schools, industrial plants, rail transit, commercial complexes, real estate developments, data centers, hospitals, and hotels.