Prime insulators is manufacturer and exporters of post insulators, We are truneky based manufacturing post insulators as per client's requirments for them specifications, Lots many people are called this insulator like Glass, Electrical, Ceramic, Heat, Porcelain, Lt and Ht, High tension, Low tension post insulators , We are looking Importers, Suppliers, Traders, Wholesalers and distributors for our products globally.

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Post Insulators
Where threading of insulators are not desirable post insulators are offered. They have the additional advantage of usefulness in substations to insulate switch gears and transformers.
Standard Particulars
Post Insulator 11 Kv & 22 Kv
Drawing No.
PI-PO-11A
PI-PO-11A
PI-PO-11A
Highest System Voltage
KV
12
24
24
Working Voltage
KV
11
22
22
Creepage Distance Minimum
MM
320
430
565
Cantilever Strenght Upright
Kg
600
920
1815
Underhand
Kg
350
700
1360
Torsional Strenght
mkg
30
70
230
Compressive Strength
Kg
3600
4600
6820
Tensile Strength
Kg
2000
3000
3060
Power Frequency withstand voltage Wet
KV
40
60
70
Dry
Kv
50
70
80
Power frequency Flashover voltage Wet
KV
55
75
85
Dry
KV
65
85
95
Impulse withstand voltage
KVp
75
125
150
Power Frequency Puncture voltage
KV
1.3 x Actual Flashover Voltage
Net Weight (approx)
Kg.
4.5
6.1
18.0
Specification as per IS : 731, BS : EN 60383, IEC : 383
 
 
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