ANSI Standard Ceramic isolator Spool Insulator 53-2
| Spool type insulators |
| ANSI Class |
53-1 |
53-2 |
53-3 |
53-4 |
53-5 |
| Dimensions |
| Diameter |
mm |
57 |
79 |
76 |
105 |
102 |
| Height |
mm |
54 |
76 |
81 |
76 |
105 |
| Mechanical Values |
| Tensile Strength |
kn |
9.1 |
13.6 |
18.2 |
20.5 |
27.3 |
| Electrical Values |
| Low frequency dry flashover voltage |
kv |
20 |
25 |
25 |
25 |
35 |
| Low frequency wet flashover voltage,vertical |
kv |
8 |
12 |
12 |
12 |
18 |
| Low frequency wet flashover voltage,horizontal |
kv |
10 |
15 |
15 |
15 |
26 |
| Packing and Shipping Data |
| Net weight,approximate |
kg |
0.22 |
0.55 |
0.60 |
1.15 |
1.20 |
