1. Item: Suspension Insulator(IEC as Clevis type/ball&socket type)
2. Standard: Comply with the IEC and AS standards, IEC Pub. 383, AS2947
3. Colour: The glaze colour of insulators are brown or light gray
4. The specified suspension insulators differing in diameter, unit spacing and creepage distance can be provided. In addition, these insulators can be provided with zinc sleeve pins.
| IEC Class |
U70C |
U70BL |
U80BL |
U120BS |
U120BL |
U160BS |
| Type |
XP-70C |
XP-70 |
XP-80 |
XP-120 |
XP-120 |
XP-160 |
| Porcelain Disc Diameter mm |
254 |
254 |
254 |
254 |
280 |
280 |
| Unit Spacing,H,mm |
146 |
146 |
146 |
146 |
170 |
146 |
| Standard Coupling to IEC120 |
|
16mmC |
16mmA or B |
16mmA or B |
16mmA or B |
16mmA or B |
20 |
| Creepage Distance,mm |
|
292 |
292 |
292 |
292 |
292 |
305 |
| Combined M&E Strength,KN |
|
70 |
70 |
80 |
120 |
120 |
160 |
| Routine Test Load,KN |
|
28 |
28 |
32 |
48 |
48 |
64 |
| Power Frequency Flashover Voltage |
Dry,KV |
78 |
78 |
78 |
78 |
78 |
80 |
| Wet,KV |
45 |
45 |
45 |
45 |
45 |
47 |
| 50% Impulse Flashover Voltage |
Pos.,KV |
120 |
120 |
120 |
120 |
120 |
125 |
| Neg.,KV |
125 |
125 |
125 |
125 |
125 |
130 |
| Power Frequency Withstand Voltage |
Dry,KV |
70 |
70 |
70 |
70 |
70 |
75 |
| Wet,KV |
40 |
40 |
40 |
40 |
40 |
45 |
| Impulse Withstand Voltage,KV |
110 |
110 |
110 |
110 |
110 |
115 |
| Power Frequency Puncture Voltage,KV |
110 |
110 |
110 |
110 |
110 |
110 |
| Net Weight,Approx.,kg |
4.6 |
4.6 |
4.6 |
6 |
6 |
7.5 |
Audited Supplier 
Audited Supplier 
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