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IEC ANSI 57-5 Standard Porcelain Line Post Insulators Crack Resistant

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IEC ANSI 57-5 Standard Porcelain Line Post Insulators Crack Resistant

Brand Name : CPE

Model Number : ANSI 57-2

Place of Origin : CHINA

MOQ : Negotiable

Price : Negotiable

Payment Terms : T/T, L/C

Supply Ability : 3000PCS PER MONTH

Delivery Time : 35DAYS

Packaging Details : WOODEN CRATE

Color : Light gray， brown

Material : Porcelain C-120

Application : Transmission and distribution of electric power

Standard : ANSI

Size : Customized Size

Sample : Provided

Oem : YES

Pack : Standard export packing

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IEC Standard Porcelain Line Post Insulators ANSI 57-5

57-5

1145

438

12.5

160

130

265

Descriptions:

Line post insulators shall conform in all respects to the requirements of ANSI standard.

Metal parts shall be made of a good commercial grade of malleable iron, ductile iron, steel, or aluminum. Ferrous parts, other than stainless steel, shall be galvanized in accordance with ASTM A153.

Specifications:

ANSI CLASS	Creepage distance (mm)	Dry arcing distance (mm)	cantilever strength (kN)	Lower frequency flashover voltage		Critical impulse flashover voltage	Test voltage to ground (kV)
				Dry(kV)	Wet(kV)	Positive(kV)
57-1	356	165	12.5	70	50	120	15

57-2

559

241

12.5

100

160

57-3

737

311

12.5

125

200

57-4

1015

368

12.5

140

110

230

57-5

1145

438

12.5

160

130

265

57-6

1364

489

12.5

180

150

300

IEC ANSI 57-5 Standard Porcelain Line Post Insulators Crack Resistant

Competitive advantages:

Reasonable insulation structure high reliability of interturn insulation.
Stainless steel flange low magnetic inductivity high resistivity.Small volume light weight.
Convenient transportation and flexible installation.
Low OSS.Low temperature rise.High mechanical strength, strong weather ability.
Outstanding crack resistance.
Low thermal expansion coefficient.

Product Tags:

IEC Standard Line Post Insulators

Brown Porcelain Line Post Insulators

Crack Resistant ANSI Insulator Line Post

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