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Sediver Catalog 1970
29 of 136
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Toughened Glass
Ball and socket suspension insulators
1508 B
1508 N |
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| Spacing |
P |
mm |
100 |
(Standard) |
110 |
120 |
| in |
4 |
(Standard) |
4 3/8 |
4 ¾ |
| One-Minute Power Frequency |
| Withstand Voltage |
Dry |
kV |
50 |
| |
Wet |
kV |
33 |
| Dry impulse Withstand Voltage |
| |
Positive |
kV |
68 |
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Negative |
kV |
72 |
| Puncture Voltage in Oil |
kV |
110 |
| Leakage Distance |
mm |
190 |
in. |
7 ½ |
| Protected Leakage Distance |
mm |
110 |
in. |
4 3/8 |
| Electromechanical and Mechanical Failing |
1508 B |
1508 N |
| Load |
kg |
4.000 |
5.000 |
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Lbs |
8.800 |
11.000 |
| Nett Weight |
Approximately 1,550 kg |
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Number in one box: 12 |
| Standard Export Packing |
Volume - m³ 0.055 |
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Gross weight kg 19 |
The dimensions of the metal fittings comply with French
Specifications, I.E.C. publication 120/1960 and BS 137/1960.
Tests: According to I.E.C. Publication 274/1968.
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