Qingdao Fenghua Electric supplies Sandwich Busway for Data Center, compact laminated bus duct specially optimized for data center 0.4kV power distribution. This dedicated sandwich busway adopts tightly stacked busbar and halogen-free solid insulation structure, featuring ultra-low impedance, low temperature rise, high short-circuit withstand, convenient thermal inspection and flexible branch tapping. Rated current ranges from 400A up to 5000A. It is widely deployed as main incoming trunk and horizontal power distribution bus for hyperscale IDC, colocation data centers and computer rooms. We support customized prefabricated segments, tap-off units with monitoring, witness factory test and EPC tender supply, delivering highly reliable power backbone for global data center projects.
Qingdao Fenghua Electric Manufacturing Co., Ltd. develops premium Sandwich Busway tailored for data center power systems. Compared with general-purpose sandwich busway, this IDC version is optimized for continuous 24/7 non-stop operation, high availability and easy O&M. High-purity copper conductors are laminated with high-performance halogen-free insulating sheets, clamped tightly to form compact structure. The design effectively restrains conductor displacement under short-circuit electromagnetic force. Reserved inspection windows are available for infrared thermal scanning to monitor joint temperature in real time. Plug-in tap-off boxes can be installed at any reserved position for fast power tapping to IT cabinets, UPS and PDUs. It reduces the massive cable laying workload, minimizes joint overheating risks and simplifies power room layout, widely used for new construction, expansion and electrical upgrade of tier 2, tier 3 and tier 4 data centers.
Product Parameter (Specification)
Parameter Item
Technical Specification
Product Name
Sandwich Busway for Data Center / IDC Compact Bus Duct
Rated Voltage
0.4kV (400V)
Rated Current
400A ~ 5000A
Working Frequency
50Hz / 60Hz
Insulation Type
Sandwich laminated halogen-free solid insulation
Protection Grade
IP54 (IP65 optional for humid or dust-prone computer rooms)
Hyperscale data center, colocation IDC, computer room, UPS room, power distribution hall
Execution Standard
GB/T 7251.6, IEC 61439-6
Product Features and Application Scope
Sandwich Busway for Data Center is specially engineered for mission-critical IDC power supply, focusing on high uptime, maintainability and stable continuous heavy load.
Core Advantages
1. 24/7 Continuous Heavy Load Operation Optimized low current density design ensures stable temperature rise under year-round continuous operation, meeting the high availability requirement of data center power system.
2. Ultra-low Impedance & Reduced Voltage Drop High-purity plated copper bars minimize impedance and contact loss, helping stabilize power quality and reduce energy consumption for large IDC clusters.
3. Convenient Infrared Thermal Inspection Reserved observation windows on housing allow regular infrared scanning of bus joints without shutdown, supporting predictive maintenance and avoiding unexpected power outage.
4. High Short-circuit Dynamic & Thermal Stability Tight sandwich clamping structure locks busbars firmly, resisting strong electromagnetic impact during short-circuit faults and preventing bus deformation.
5. Flexible Plug-in Tap-off Design Tap-off boxes can be mounted at preset positions along the trunk. Fast branch power supply for UPS, PDU and server cabinets, easy for later capacity expansion.
6. Space-saving & Neat Layout Compact laminated structure occupies less shaft and power room space than multi-parallel cables, simplifying layout and reducing fire hazards caused by dense cable bundles.
Application Scenarios Data center main incoming bus, UPS room power trunk, computer room horizontal distribution, electrical shaft vertical bus, colocation facility power upgrading, hyperscale IDC capacity expansion.
Production Details and Craftsmanship
Qingdao Fenghua Electric adopts IDC dedicated lamination process for Sandwich Busway for Data Center. Copper conductors are precision cut and surface tin-plated or silver-plated to reduce contact resistance. Halogen-free high-temperature insulating films are sandwiched between phases. The laminated assembly is clamped and enclosed in rigid alloy housing with anti-corrosion coating. Every bus segment passes insulation resistance test, power frequency withstand voltage test, temperature rise test and short-circuit simulation test before shipment. We support optional built-in temperature sensors, third-party witness inspection and non-standard prefabricated fittings for data center EPC projects.
Why Choose Qingdao Fenghua Electric
1. Rich Experience in Data Center Busway Projects We have mature supply experience for IDC bus trunking, fully understand the 24/7 continuous operation and high-reliability requirements of data center power supply.
2. Strict Quality Control for Mission-critical Loads Full testing on temperature rise, short-circuit performance and insulation integrity to eliminate hidden risks of power interruption.
3. Complete IDC Fittings & Optional Monitoring Supply full set of elbows, tees, expansion joints, end closures and tap-off boxes; temperature monitoring module optional for joint temperature real-time monitoring.
4. Full-cycle Engineering Service for IDC Provide load calculation, short-circuit check, routing optimization, on-site installation guidance and acceptance cooperation for data center projects.
5. Complete Test Reports & Certificates Supply full type test reports, construction drawings and certificates required for tendering and data center project handover.
Conclusion
Qingdao Fenghua Electric Manufacturing Co., Ltd. provides high-performance Sandwich Busway for Data Center. With compact size, low impedance, easy thermal inspection and flexible branch tapping, it is the preferred power trunking solution for tier 3 & tier 4 data centers. We welcome bulk procurement, drawing customization and tender cooperation with global data center EPC contractors and owners.
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