24KV Insulator 56-3 Electric Ceramic
Specifications
The Main Dimensions and Characteristics:
ANSI CLASS | 56-1 | 56-2 | 56-3 | 56-4 | 56-5 | |||
Main Dimension(mm) | H | 146 | 165 | 191 | 241 | 318 | ||
h | 50.8 | 50.8 | 50.8 | 50.8 | 63.5 | |||
D | 191 | 228 | 267 | 305 | 343 | |||
d | 34.9 | 34.9 | 34.9 | 34.9 | 34.9 | |||
R1 | 19 | 19 | 19 | 19 | 19 | |||
R2 | 14 | 14 | 14 | 14 | 14 | |||
Leakage Distance (in) | 13 | 17 | 21 | 27 | 34 | |||
Dry Arcing Distance (in) | 7 | 8 | 9 | 11 | 14 | |||
Low Frequency Voltage | Dry Flashover | 95 | 110 | 125 | 140 | 175 | ||
Wet Flashover | 60 | 70 | 80 | 95 | 125 | |||
Puncture | 130 | 145 | 165 | 185 | 225 | |||
Critical Impulse Flashover Voltage | Positive/kV | 150 | 175 | 200 | 225 | 270 | ||
Negative/kV | 190 | 225 | 265 | 310 | 340 | |||
Radio Influence voltage | Test Voltage to ground/kV | 15 | 22 | 30 | 30 | 44 | ||
Maximum RIV at 1000kHz/uV | Plain | 8000 | 12000 | 16000 | 16000 | 25000 | ||
Radio Freed | 100 | 100 | 200 | 200 | 200 | |||
Cantilever Strength (lb) | 2500 | 3000 | 3000 | 3000 | 3000 | |||