Engineered as core conductive accessories for power facilities, insulated flexible copper busbars serve as reliable flexible copper connectors dedicated to medium voltage switchgears, power transformers and large-scale industrial power distribution systems. Stable large-current transmission and effective operational vibration absorption are fully achieved, enabling secure and consistent circuit connection within global power infrastructure projects.
Constructed with standard T2 oxygen-free copper materials, outstanding electric conductivity conforming to IACS standards is maintained, while operational power consumption and heat generation are effectively minimized even under high-current working conditions. Precisely processed connecting terminals are equipped with standard mounting structures, and low-resistance stable assembly with mainstream power equipment can be completed efficiently. Such structural advantages render the product an ideal transformer flexible copper link for heavy-duty power scenarios.
Laminated stacked copper structures are adopted in overall design, and prominent structural flexibility is formed to offset mechanical vibration, thermal expansion and installation position deviation during equipment operation. Loose connection risks and equipment operational failures caused by rigid connection modes are effectively avoided, which greatly elevates the overall operational safety and service life of power systems. It can be perfectly applied as standard switchgear copper busbar replacement, and perfectly matched with full-set RMU switchgear accessories for integrated power distribution configuration.
High-performance heat shrink insulation sleeves are externally configured for this heat shrink insulated copper connector, with superior insulation strength, flame retardant property and ageing resistance possessed. Stable working states can be maintained steadily within extreme temperature ranges, and excellent resistance against moisture, ultraviolet rays and chemical corrosion is realized, satisfying complex outdoor and indoor substation deployment requirements. The insulated busbar is widely compatible with conventional air-insulated cabinets as well as gas insulated switchgear (GIS) systems; for professional knowledge of equipment principles and application scenarios, you may refer to our technical article: What is Gas Insulated Switchgear.
Complete matching performance with mainstream international brand power equipment is realized for this MV switchgear copper connector, and no additional structural modification is required during on-site replacement. Dimensional parameters, cross-section specifications and terminal styles are all adjustable in accordance with actual project demands, covering standardized products and customized non-standard solutions simultaneously.
All products are produced under standardized factory management systems, and full detection in line with IEC and GB industrial standards is implemented throughout production procedures. Compared with original brand accessories, prominent cost advantages are achieved while consistent quality performance is retained. Sufficient inventory and efficient delivery schedules guarantee continuous bulk supply for power equipment manufacturers and engineering contractors.
| Technical Parameter | Specification |
|---|---|
| Material | T2 Oxygen-Free Copper (≥98% IACS) |
| Insulation Material | XLPE/EPDM Heat Shrink Tube (UL94 V-0) |
| Rated Current | 630A, 1250A, 2500A, 3150A (customizable) |
| Rated Voltage | 0.6/1kV, 3.6/7.2kV, 12kV (customizable) |
| Operating Temperature | -40°C ~ +125°C |
| Dielectric Strength | ≥10kV/mm |
| Insulation Resistance | ≥1000MΩ |
| Design Standard | IEC 61439, GB/T 14048 |
| Customization | Length, cross-section, terminal size available |
All products are strictly manufactured and tested in full compliance with international power distribution standard IEC 61439.
Supported by complete production chains and mature technical matching experience, we provide one-stop power conductive component supply solutions for overseas clients. Detailed parameter selection guidance and professional engineering matching suggestions are available. Global clients are welcome to contact us for accurate quotation and long-term stable cooperative consultation.
Q1: What is insulated flexible copper busbar used for?
A1: It is widely adopted as flexible copper connector to connect switchgears, power transformers and distribution equipment, absorbing vibration and thermal displacement while ensuring stable high-current transmission.
Q2: What material is this flexible copper busbar made of?
A2: It is manufactured from high-purity T2 oxygen-free copper with heat shrink insulation layer, featuring excellent conductivity and outstanding environmental adaptability.
Q3: Can this copper busbar be used as switchgear replacement parts?
A3: Yes, it is fully compatible with mainstream brand equipment, serving as ideal switchgear copper busbar replacement without extra modification.
Q4: Is customized size available for transformer flexible copper link?
A4: Custom length, cross-section and terminal specifications are all supported to meet different project installation demands.
