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Porcelain Indulators

 
Spool Insulators (ANSI)

> Spool Insulators (ANSI)
 
Cat. No. 1207 1208 1209 1210 1211
Fig. 2 1 2 2 3
Class ANSI 53-1 53-2 53-3 53-4 53-5
Main Dimensions
(mm)		 H 54 76 81 76 105
h 27 38 40.5 38 52.5
D 57 79 76 105 102
d 45 45 45 73 73
d1 18 18 18 18 18
d2 22 24 24 24 24
R 11 18 11 16 11
Mechanical Failing Load (kg) 9.07 13.6 18.14 20.41 27.25
Minimum Flashover Voltage Power-frequency Dry (kV) 20 25 25 25 35
Wet (kV) upright 8 12 12 12 18
level 10 15 15 15 25
Weight (kg) 0.22 0.55 0.60 1.15 1.20
Fired Blank: Brown Glazed

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