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Copper Busbar Aluminum Busbar Heat Shrink Insulation Tube

Construction Materials-Other Building Materials
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Product Content

Category
Construction Materials-Other Building Materials
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The sleeve is used for insulating protection of busbars in substations and high and low voltage switchgear, allowing for a more compact structure of the switchgear (shortening the phase distance) and preventing accidental short circuit accidents.

Instructions for use:

  1: The starting shrink temperature is 70 degrees, the full recovery temperature is ≤125 degrees. The busbar tubes are relatively thick, and heating below 120 degrees causes slow shrinkage. Huayuanxin recommends that customers use hot air for uniform heating and shrinkage or heat shrink in an oven above 120 degrees.

  2: Applicable temperature range -40~125℃

  3: Shrinkage rate ≤10%

  4: The environmentally friendly heat shrink busbar protective sleeve product complies with the EU ROHS directive.

Standard colors: Iron Red, Yellow, Green, Black; other colors can be produced according to customer requirements.

Application range: 1. Prevent short circuit faults caused by small animals such as mice and snakes.

          2. Prevent corrosion of busbars from chemical substances such as acids, bases, and salts.

          3. Prevent maintenance personnel from accidentally entering live gaps, causing accidents.

          4. Adapt to the development trend of miniaturization of switches.

          5. Solve the insulation issue between bus ducts.

Continuous Busbar Protection Heat Shrink Sleeve Management Electrical Performance Table

Performance

Unit

Performance Index

Testing Method/Conditions

Tensile Strength

MPa

10.4 (before aging)

GB/T 1040

130×168h

7.3 (after aging)

Elongation at Break

%

300 (before aging)

GB/T 1040GB/T7141

130×168h

100 (after aging)

Heat Shock Resistance

-

No stickiness, no cracking

JB 7829AppendixD. (160×4h)

Cold Bend Resistance

-

No cracking

-30×4h

Dielectric Strength

kv/mm

25

GB/T 1408.1

Volume Resistivity

Ω.cm

1×1014

GB/T 1410

Radial Shrinkage Rate

%

50

 

Wall Thickness Deviation Rate**

%

30

UL 224

Flame Retardancy

-

30

GD/T 2406

Water Absorption Rate

%

0.5

ISO 62-1980

Power Frequency Withstand Voltage*

kv/mm

30kV.1min

GB/T 1408.1

Shore Hardness (ShoreA

 

90

GB 2401

 

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Product Consultation
Supplier
Shenzhen Huayuanxin Technology Co., Ltd.
location
China GuangdongProvince
About Us
Shenzhen Huayuanxin Technology Co., Ltd. provides high-performance products such as temperature resistance, fire resistance, water resistance, and insulation to global customers. The main products include silicone resin fiberglass sleeving, silicone rubber fiberglass (inner fiber outer glue/inner glue outer fiber) sleeving, silicone tubing, high-temperature resistant anti-scalding tubing, heat shrink tubing, PTFE tubing/bottles, cold shrink tubing, and waterproof heat shrink terminal connectors. These are widely used in communication equipment, wire and cable, motor and electrical insulation, electric heating equipment, steel smelting, and internal wiring harnesses of electronic instruments for insulation protection. After ten years of development, Huayuanxin has been highly praised by domestic and international customers for its excellent performance, reasonable prices, and considerate service. It has established good cooperative relationships with well-known enterprises such as Huawei, Gree Electric Appliances, Baosteel Group, and Konka Group.