45kv Line Post Ceramic Porcelain Insulator ANSI 57-13 Porcelain Line Post Insulators for Transmission Lines

Short Description:

High voltage line rod insulator is used as insulation and supporting conductor in high voltage transmission and distribution line. The product is a non breakdown structure and has the advantages of high mechanical strength, strong insulation performance and good pollution resistance. The insulator has the advantages of safe and reliable operation, simple maintenance, long service life and low line cost.


Product Detail

Product Tags

57-13
Line post type porcelain insulators
ANSI Class 57-11 57-12 57-13 57-14 57-15
Dimensions
Diameter mm 102 102 102 102 102
Height mm 260 324 400 480 543
Creepage distance mm 356 559 737 1015 1145
Dry arcing distance mm 165 241 311 368 438
Mechanical Values
Cantilever strength kn 12.5 12.5 12.5 12.5 12.5
Cantilever strength routine test kn 22 22 22 22 22
Electrical Values
Type application voltage kv 25 35 45 55 66
Low frequency dry flashover voltage kv 80 110 125 150 175
Low frequency wet flashover voltage kv 60 85 100 125 150
Critical impulse flashover voltage,positive kv 130 180 210 255 290
Critical impulse flashover voltage,negative kv 155 205 260 340 380
Radio influence Voltage Data
Test voltage RMS to ground kv 15 22 30 44 44
Maximum RIV at 1000kHz μv 100 100 200 200 200
Packing and Shipping Data
Net weight,approximate kg 6.8 10.0 11.8 16.5 18.6
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