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High voltage suspension 40 kn electrical porcelain insulator U40B porcelain insulators

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Best Price 40KN porcelain disc suspension insulator
40KN Electrical porcelain insulator
40kN standard disc suspension porcelain insulator U40B
40kN suspension porcelain insulator
Ceramic insulator is an insulator made of electrical ceramics as insulation components, baked from raw materials such as quartz, feldspar, and clay. The surface of the ceramic component is usually covered with enamel to enhance mechanical strength, prevent water infiltration, and increase surface smoothness.


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Function:

It mainly plays the role of electrical insulation and mechanical support, isolating wires or equipment from the supporting structure, preventing accidental flow of current in the equipment or circuit, while bearing the weight of the circuit or equipment, and maintaining the stability of wires or equipment under external forces such as wind, impact, or vibration.

Main types of porcelain insulator:
Suspension insulator: mainly used for insulation and mechanical fixation of high-voltage overhead transmission lines and soft busbars in power generation and substations. It can be further divided into disc-shaped suspension insulators and rod-shaped suspension insulators, among which disc-shaped suspension insulators are the most widely used in transmission lines.
Post insulator: It is commonly used for insulation and mechanical fixation of busbars and electrical equipment in power plants and substations, and is also commonly used as a component of electrical equipment such as isolating switches and circuit breakers. It can be divided into needle post insulators and rod post insulators. Needle post insulators are generally used in low-voltage distribution lines and communication lines, while rod post insulators are mostly used in high-voltage substations.

Related products for porcelain insulator:




Main technical parameters (GB and IEC) of standard disk suspension type porcelain insulator
IEC type Diameter  D (mm) spacing  H     (mm) creepage distance       L(mm) size of coupling (mm) Mechnical failing load (kN) Mechnical routine test (kN) Power frequency withstand voltage DRY  (kV) Power frequency withstand voltage WET (kV) lighting impulse withstand voltage (kV) Min power frequency puncture voltage (kV)
U40B 190 140 200 16 40 20 55 30 75 90
U70B/146 255 146 320 16 70 35 70 40 100 110
U100B/146 255 146 320 16 100 50 70 40 100 110
U120B/146 255 146 320 16 120 60 70 40 100 110
U160B/155 255 155 305 20 160 80 70 40 100 110
U210B/170 280 170 335 20 210 105 70 40 100 110
U240B/170 300 170 400 24 240 120 75 45 100 120
U300B/195 320 195 390 24 300 150 75 45 100 130
U400B/215 340 205 550 28 400 200 90 50 135 130
U530B/240 380 240 600 32 530 265 95 55 145 140

Product name: Porcelain insulator Model number:U40B/140
Material:porcelain Application: high voltage
Rated voltage: 33kV Product name: high voltage insulator
Brand name: Huayao Usage:Transmission lines
Application: insulation Rated voltage: 12kV
Place of origin: Jiangxi, China Certificate:ISO9001
Standard: IEC60383 Color: brown/white

Product Details

40kN standard disc suspension porcelain insulator U40B

Place of Origin:  China
Brand name:  HUAYAO
Certification:  ISO9001
Daily output:  10000 piece

Payment & Shipping
Minimum Order Quantity: 10 pieces
Packaging Details:  normal export packaging
Supply Ability:  50000pcs
Delivery Port:  Ningbo,Shanghai
Payment term:  TT, L/C, FCA 


Quick Detail:

Standard Profile Suspension Insulators U40B

Dimensions
Diameter (D): 190mm
Spacing (H): 140mm
Creepage Distance: 200mm
Coupling Size: 16mm

Mechanical Values
Mechanical Failing Load: 40kN
Tension Proof: 20kN

Electrical Values
Dry Power-frequency Withstand Voltage:55kV
Wet Power-frequency Withstand Voltage: 30kV
Dry Lightning Impulse Withstand Voltage: 75kV
Puncture Withstand Voltage: 90kV

Radio Influence Voltage Data
Test Voltage RMS to Ground: 7.5kV
Maximum RIV at 1000 kHz: 50μV

The Production process flow:

The production process of porcelain insulators in Jiangxi Huayao Electric Co.,Ltd is as follows:
Mix raw material=>make blank shape=>Drying=> Glazing=>put into kiln=> Glue assembly=> routine test and other test=> Finished products package



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