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Post Insulator For High Voltage Lines
Porcelain Insulator
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Pin Insulators For High Voltage Lines
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Details
Cat. No. C2222、C2223、C2224、C2225、C2226
National standard: ANSI
Main dimensions and standard particulars
Cat. No. C2222 C2223 C2224 C2225 C2226
ANSI class 57-11 57-12 57-13 57-14 57-15
Creepage distance (mm)
Dry arcing distance (mm)		 356
165		 559
241		 737
311		 1015
368		 1145
438
Cantilever strength (kN) 12.5 12.5 12.5 12.5 12.5
Low frequency dry flashover voltage (kV)
Low frequency wet flashover voltage (kV)
Critical impulse flashover, pos (kV)
Critical impulse flashover, neg (kV)		 80
60
130
155		 110
85
180
205		 125
100
210
260		 150
125
255
340		 175
150
290
380
Test voltage to ground (kV)
Max . RIV at 1MHz (μV)		 15
100		 22
100		 30
200		 44
200		 44
200
Net weight, each, approx (kg)
Number in standrad package		 6.8
6		 10
3		 11.8
3		 15.9
2		 18.6
2
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