Post Insulators – Switch and Bus Insulators
M 20.4.305
M 10.4.145
M 20.5.205
Catalog Drawing No. |
Type |
Section Length |
Creepage Distance |
Un |
Power-Frequency Whitstand Voltage Wet |
Power-Frequency Whitstand Voltage Dry |
Lighting Impulse Whitstand Voltage |
SML |
Minimum Failing Load Bending |
Minimum Failing Load Torsion |
Approx. Weight |
Standards |
- |
- |
mm |
mm |
kV |
kV |
kV |
kV |
kN |
kN |
kN.m |
kg |
IEC, BDS, EN |
00425 |
M 20.4.305 |
305 |
504 |
24 |
65 |
85 |
125 |
- |
6 |
- |
1.350 |
61109 61952 |
00421 |
M 10.4.145 |
145 |
200 |
12 |
36 |
47 |
75 |
- |
4 |
- |
0.600 |
61109 61952 |
00423 |
M 20.5.205 |
205 |
320 |
24 |
55 |
75 |
125 |
- |
6 |
- |
1.000 |
61109 61952 |