ngk polymer suspension insulators

ngk polymer suspension insulators, also called composite long rod suspension insulators, these suspension insulators are with SML=30,000lbs.(133kN) and RTL=15,000lbs.(67kN) mechanical ratings.

ngk polymer suspension insulators drawing:

ngk polymer suspension insulators specifications:

Usual System Volt.
(kV)
Section Length (mm)
Leakage Distance (mm)
Arcing Distance (mm)
Low frequency Flashover
Critical Impulse Flashover
Approx. Weight (kg)
Dry-kV
Wet-kV
Pos.-kV
Neg.-kV
345
3330
8575
3054
1115
1000
1905
2005
10.8
345
3581
9440
3350
1180
1055
2065
2170
12.0
345
3600
9362
3330
1185
1060
2070
2180
11.6
500
3840
10048
3570
1235
1110
2220
2335
12.3
500
4260
11248
3991
1325
1190
2475
2605
13.5
500
4445
13185
4205
1360
1205
2610
2715
14.5
500
4565
12106
4291
1390
1245
2660
2795
14.4
500
4674
13175
4440
1410
1275
2770
2885
14.7
500
4925
13135
4652
1455
1305
2875
3025
15.5

In addition to the Y-ball type end fitting, ngk polymer suspension insulators also include socket and ball types, clevis and tongue types, and so on.  Suspension insulator is in accordance with C29.11.


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Orient Group is a professional manufacturer and exporter of composite suspension insulator and porcelain disc suspension insulator.