QLFM Isolated Phase Bus DuctBusbar and Cable Tray
QLFM isolated phase bus duct is designed for generator output and power transmission between main, station service, excitation transformers. Ensures safe, efficient delivery. Complies with IEEE C37.23, GB/T 8349.
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Custom designs meet diverse parameters and interfaces with generators, PT panels, GCBs, excitation/station service/main transformers. Complete packages available, including bus ducts, steel structures, auxiliary cabinets.
Core Advantages & Features
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Enclosed Heat EliminationFully enclosed design, effectively eliminating heat generation in steel structures near the busbar.
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Three-Phase IsolationComplete three-phase isolation to reduce grounding faults and prevent phase-to-phase short circuits.
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Accident Propagation PreventionIsolation between the busbar and connected equipment to effectively prevent accident propagation.
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IP65 ProtectionEnclosure protection up to IP65 with excellent sealing performance.
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Anti-Condensation DevicesEquipped with anti-condensation devices such as air circulation, micro positive pressure, and warm-air maintenance systems.
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High-Reliability OperationLow energy consumption, intelligent control, superior insulation, and high operational reliability.
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Technical Parameters
| Basic Parameters | |
|---|---|
Rated voltage | 10.5~35 kV |
| Rated power frequency withstand voltage | 42~100 kV/1min |
| Rated lightning impulse withstand voltage | 75~185 kV |
| Rated frequency | 50/60 Hz |
Rated short-time withstand current | 50~360 kA/4s |
| Rated peak withstand current | 125~900 kA |
| Rated current | 1000~40000 A |
| Enclosure protection degree | IP65 |
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