GUARANTEED TECHNICAL PARTICULARS OF INCAP PRODUCT RANGE
|
| SI.NO |
Description |
11KV to 15KV |
33KV to 36KV |
132KV |
220KV |
400KV |
| 45KN / 70KN |
70 KN / 90 KN |
70KN /90KN /120KN |
70KN /90KN /120KN |
90KN /120KN/160KN |
| |
|
|
|
|
160kn |
|
| 1 |
Type of Insulators |
Ploymer |
Polymer |
Polymer |
Polymer |
Polymer |
| 2 |
Standard specification to which the Insulators manufactured & Tested |
IEC 61109 |
IEC 61109 |
IEC 61109 |
IEC 61109 |
IEC 61109 |
| 3 |
Name of material used in manufacture of the Insulator (with class / grade) |
|
|
|
|
|
| |
(a) Material of core rod |
Boron free, ECR grade |
Boron free, ECR grade |
Boron free, ECR grade |
Boron free, ECR grade |
Boron free, ECR grade |
| |
(b) Material of Housing & weather sheds (silicon content by weight) |
Silicone Rubber (>30%) |
Silicone Rubber (>30%) |
Silicone Rubber (>30%) |
Silicone Rubber (>30%) |
Silicone Rubber (>30%) |
| |
(c) Material of end fittings : tongue/clevis, Socket/Ball |
SGCI |
SGCI |
SGCI/Forging |
SGCI/Forging |
SGCI/Forging |
| |
(d) Sealing compound for end fitting |
RTV sealant |
RTV sealant |
RTV sealant |
RTV sealant |
RTV sealant |
| 4 |
Colour Glaze of Insulator |
Grey |
Grey |
Grey |
Grey |
Grey |
| 5 |
Electrical Characteristics: |
|
|
|
|
|
| |
(a) Nominal system Voltage KV(rms) |
11 |
33 |
132 |
220 |
400 |
| |
(b) Highest System Voltage KV(rms) |
12 |
36 |
145 |
245 |
420 |
| |
(c) Dry power frequency withstand KV(rms) |
40 to 60 |
95 to 120 |
320 |
490 |
720 |
| |
(d) Wet power frequency withstand KV(rms) |
35 to 40 |
75 to 90 |
275 |
460 |
680 |
| |
(e) Dry flash over voltage KV(rms) |
45 to 70 |
100 to 120 |
350 |
520 |
750 |
| |
(f) Wet flash over voltage KV(rms) |
40 to 60 |
95 to 120 |
320 |
490 |
720 |
| |
(g) Visible Discharge test voltage kV(rms) |
9 |
27 |
105 |
154 |
266 |
| |
(h) Dry lighting impulse withstand voltage |
|
|
|
|
|
| |
(a) Positive kVp |
75 to 85 |
170 to 230 |
650 |
1050 |
1550 |
| |
(b) Negative kVp |
75 to 85 |
170 to 230 |
650 |
1050 |
1550 |
| |
(i) Dry lighting impulse flashover voltage |
|
|
|
|
|
| |
(a) Positive kVp |
80 to 90 |
190 to 240 |
700 |
1100 |
1600 |
| |
(b) Negative kVp |
80 to 90 |
190 to 240 |
700 |
1100 |
1600 |
| |
(j) Switching Impulse Withstand Votage kVp |
- |
- |
- |
600 |
1050 |
| |
(k) RIV at 1MHz for complete Insulator @1.1 times Phase to Earth Voltage under dry condition lessthan (microvolt) |
50 |
50 |
- |
500 |
1000 |
| 6 |
Mechanical Characteristics: |
|
|
|
|
|
| |
Minimum failing load (KN) |
> 45 / >70 |
> 70 / > 90 |
> 70 / > 90 / > 120 |
> 70 / > 90 / > 120 |
> 90 / > 120 / > 160 |
| 7 |
Dimensions of Insulator: |
|
|
|
|
|
| |
i. Sectional Length(mm) |
265 to 354 |
546 ± 5 |
1269 to 1490 |
1980 to 2225 |
3285 to 3960 |
| |
ii Creepage distance(mm)(min. to max.) |
320 to 452 |
900 to 923 |
4000 to 4694 |
7000 to 7748 |
10500 to 13200 |
| |
iii. Dry arc distance (mm) |
173 / 222 |
418 |
1167 to 1258 |
1885 to 1980 |
3050 to 3480 |
| |
iv. Dia of weather sheds (mm) |
100 |
100 |
176/122/95 |
176/122/95 |
- |
| |
v. Weight (Kg.) |
1.0 / 1.2 |
1.7 |
5.4 to 6.9 |
9.2 to 10.7 |
22.1 to 25.6 |
| 8 |
Method of fixing of sheds to housing specify ):- single mould or |
single mould (Injection moulding) |
single mould (Injection moulding) |
single mould (Injection moulding) |
single mould (Injection moulding) |
single mould (Injection moulding) |
| |
modular construction (injection moulding/compression moulding) |
(Injection mould) |
(Injection mould) |
(Injection mould) |
(Injection mould) |
(Injection mould) |
| 9 |
No. of weather sheds |
3 / 4 |
8 |
30 / 33 / 36 |
54 / 57 / 60 |
- |
| 10 |
Type of sheds |
|
|
|
|
|
| |
(i) Aerodynamic |
Aerodynamic |
Aerodynamic |
Aerodynamic |
Aerodynamic |
Aerodynamic |
| 11 |
Packing Details |
|
|
| |
(a) Type of packing |
corrugated |
corrugated |
corrugated |
corrugated |
corrugated |
| |
(b) No. of Insulators in each pack |
12 |
9 |
1 |
1 |
1 |