57-21 porcelain&ceramic post insulator for hi

57-21 porcelain&ceramic post insulator for hi

original price: 1,00 USD
Pingxiang, China
Production capacity:
25000 Piece / Month
Pingxiang, China
Company
86-799-7513828
Joyce Wang
Contact person

Basic Information

Place of Origin Jiangxi China (Mainland)
Brand Name PEC
Model Number 57-21
Tensile Strength 12.5KN
Type Insulator
Material Porcelain
Application High Voltage
Class ANSI 57-21 57-22 57-23 57-24 57-25 57-1S 57-1L 57-2S 57-2L 57-3S 57-3L 57-4S 57-4L 57-5S 57-5L Creepage Distance(mm) 356 559 737 1015 1145 356 559 737 1015 1145 Dry Arcing Distance(mm) 165 241 311 368 438 165 241 311 368 438 Cantilever Strength(KN) 12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.5 Low Frequency Dry Flashover(KV) 80 110 125 150 175 80 110 125 150 175 Low Frequency Wet Flashover(KV) 70 100 115 135 160 60 85 100 125 150 Critical Impulse Flashover.Pos(KV) 130 180 210 255 290 130 180 210 255 290 Critical Impulse Flashover.Neg(KV) 155 205 260 340 380 155 205 260 340 380 Test Voltage to Ground(KV) 15 22 30 44 44 15 22 30 44 44 Maximum RIV at 1000 KHZ(uV) 100 100 200 200 200 100 100 200 200 200 Class ANSI 57-11 57-12 57-13 57-14 57-15 Creepage Distance(mm) 356 559 737 1015 1145 Dry Arcing Distance(mm) 165 241 311 368 438 Cantilever Strength(KN) 12.5 12.5 12.5 12.5 12.5 Low Frequency Dry Flashover(KV) 80 110 125 150 175 Low Frequency Wet Flashover(KV) 60 85 100 125 150 Critical Impulse Flashover.Pos(KV) 130 180 210 255 290 Critical Impulse Flashover.Neg(KV) 155 205 260 340 380 Test Voltage to Ground(KV) 15 22 30 44 44 Maximum RIV at 1000 KHZ(uV) 100 100 200 200 200 We can produceporcelain post insulatoraccording with customers' drawing. With best quality and reasonable price. According IEC, AS, ANSI,BS,DIN,standards with grey, brown and white glaze.

Delivery terms and packaging

Packaging Detail: by standard export packing,package by your requirement. Delivery Detail: 20-25 days after receipt of advance payment
Port: Shanghai,Ningbo,Shenzhen,Fujian,Xiamen

Payment term

Letter of credit

Telegraphic transfer

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