12KV Wall Bushing (110×180×230)

  • Composite Shielding Synergy:Copper core and silicone layers balance electric field distribution and enhance EMI protection
  • Dry, Oil-Free Structure:No insulating oil needed, eliminating leakage hazards and simplifying logistics
  • Hydrophobic Silicone Sheath:Repels water and contaminants to suppress leakage currents and flashovers
  • Void-Free Epoxy Matrix:APG molding yields homogeneous resin without voids, ensuring stable dielectric performance
  • Multi-Layer Surge Management:Composite profile absorbs transient overvoltages and enhances heat dissipation for continuous high-current operation
  • Modular Compact Design:110×180×230 mm footprint streamlines panel layouts and saves valuable switchgear space
  • IP68 Immersion Grade:Fully sealed housing performs reliably under water and dust immersion in extreme conditions
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The TG3‑12KV/110×180×230 Wall Bushing is designed for high-current applications in 12 kV medium-voltage systems, with a rated current range of 2000–3150A. It features a power frequency withstand voltage of 45 kV for 1 minute and a lightning impulse withstand voltage of 105 kV. The bushing is made of epoxy resin, copper shielding, and silicone rubber composite insulation, ensuring excellent insulation performance and electromagnetic shielding. With an IP68 protection level, it offers strong dustproof and waterproof capabilities, suitable for harsh working environments.

 

With an installation size of 110×180×230 mm (outer diameter × length × total height), this wall bushing is ideal for electrical connections and insulation in various power equipment such as medium-voltage switches, transformers, and ring main units. Its wide temperature range (‑40℃ to +90℃) ensures reliable operation in extreme temperature environments, making it an ideal choice for ensuring the safe and efficient operation of power systems. It is widely used in industries such as electricity, petrochemicals, and manufacturing.

Product parameters
Type TG3-12KV/110×180×230
Rated Voltage 12kV
Rated Current 2500A ~ 3150A
Power Frequency Withstand Voltage 45kV/1min
Lightning Impulse Withstand Voltage 105kV
Material Epoxy Resin + Copper Shielding Layer + Silicone Rubber Composite Insulation
Applicable Temperature Range -40℃ ~ +90℃
Protection Rating IP68
Installation Dimensions 110×180×230 mm (Outer Diameter × Length × Overall Height)
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Our certification team consists of 85+ engineers with more than 20 years of professional experience
24/7 Service. Average emergency response time is limited to less than 12 hours
Suitable for substations, industrial power grids, new energy projects and other demanding scenarios
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