Vertical Type Ceramic Post Insulator Dry State With Stud M20

 China Vertical Type Ceramic Post Insulator Dry State With Stud M20 supplier

Vertical Type Ceramic Post Insulator Dry State With Stud M20 image

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Brand Name :
Suntech

Model Number :
Ceramic Post Insulator

Certification :
ISO

Place of Origin :
Ningbo,China

MOQ :
1 PCS

Price :
Get the newest price

Payment Terms :
L/C, T/T, Western Union

Supply Ability :
100,000pcs per year

Delivery Time :
20days after deposit

Packaging Details :
Pallets and Cartons

Material List :
Porcelain

Model :
Ceramic Post Insulator

Rated Voltage :
33KV

Spindle :
M20 or M16

Tensile Strength :
12.5KN

Color :
White or Brown

Vertical Type Ceramic Post Insulator with Stud

Compared to polymers, the electrical resistance of porcelain is much higher: 25+ kV/mm vs. 20 kV/mm in polymers. Porcelain insulators in dry state as an electrical insulating material have better electrical properties than polymers. The electrical type tests show better results, giving longer useful life in terms of loads generated by electrical loads and other temporary electrical phenomena.

Porcelain insulators have proven to have a higher resistance to surface degradation, they do not degrade or char during loads; the conductive path is created very slowly compared to the surface of a composite insulator. High thermal resistance, ceramic withstands temperatures up to 1000 °C: the surface is resistant to any type of degradation within the temperature range. The surface is stable against the effects of UV radiation.

ANSI Class
57-11

57-12

57-13

57-14

57-15

Creepage distance,mm
356

559

737

1015

1145

Dry arching distance
165

241

311

368

438

Cantilever Strength,Kn
12.5

12.5

12.5

12.5

12.5

Lower Frequency
Flashover Voltage
Dry,kv
80

110

125

150

175

Wet,kv
60

85

100

125

150

Critical Impulse
Flashover Voltage
Pos.,kv
130

180

210

255

290

Neg.,kv
155

205

260

340

380

RIV Data
Test volt. To ground,kv
15

22

30

44

44

Max RIV at 1000 KHz,Uv
100

100

200

200

200

We are China Vertical Type Ceramic Post Insulator Dry State With Stud M20 manufacture and supplier,You can get more details with Email,you will get cheap price or factory price.

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