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Bid product Pin porcelain Insulator 56-3

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Pin insulator can be used on transmission and distribution lines for medium and high voltage made of porcelain materials.

 Pin Type Insulators For High Voltage

Pin type porcelain insulators
ANSI Class   56-1 56-2 56-3 56-4 56-5
Dimensions
Diameter mm 191 229 267 305 343
Height mm 146 165 191 241 318
Creepage distance mm 330 432 533 686 865
Dry arcing distance mm 178 210 241 286 356
Minimum pin height mm 152 178 203 254 254
Mechanical Values
Cantilever strength kn 11.4 13.6 13.6 13.6 13.6
Electrical Values
Type application voltage kv 23 23 34.5 46 44
Low frequency dry flashover voltage kv 95 110 125 140 175
Low frequency wet flashover voltage kv 60 70 80 95 125
Critical impulse flashover voltage,positive kv 150 175 205 225 270
Critical impulse flashover voltage,negative kv 190 225 265 310 340
Low frequency puncture voltage kv 130 145 165 185 225
Radio influence Voltage Data
Test voltage RMS to ground kv 15 22 30 30 44
Maximum RIV at 1000kHz μv 100 100 200 200 200
Packing and Shipping Data
Net weight,approximate kg 3.5  5.6 8.5  10.8 13.5 
We could not find any corresponding parameters, please add them to the properties table
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Address: Luxi Industrial Park, Pingxiang City

Jiangxi Province, China
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0086-799-7513666
E-mail:shen021105@163.com

 

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Jiangxi Johnson Electric Co., Ltd      Jiangxi ICP No.06050822-1     www.300.cn