| Sr. No. |
Particular |
UNIT |
ACSR 'Special Panther |
ACSR 'Special Deer' |
| 5. |
Particulars of Aluminium Strands |
|
|
|
| i) |
Diameter |
|
|
|
| |
a) Standard |
mm |
3.00 |
4.65 |
| |
b) Maximum |
mm |
3.03 |
4.70 |
| |
c) Minimum |
mm |
2.97 |
4.60 |
| ii) |
Crossectional area of standard diameter wire |
mm2 |
7.069 |
16.974 |
| iii) |
Weight per Km. |
|
|
|
| |
a) Standard |
Kg |
19.11 |
45.90 |
| |
b) Maximum |
Kg |
|
46.359 |
| |
c) Minimum |
Kg |
|
45.441 |
| iv) |
Minimum breaking load |
|
|
|
| |
a) Before stranding |
KN |
1.17 |
2.69 |
| |
b) After stranding |
KN |
1.11 |
2.56 |
| v) |
Maximum D.C. resistance at 200C |
Ohm/Km |
4.107 |
1.692 |
| vi) |
Joints in strands of 12 wire Aluminium layer if any |
|
No joint |
No joint |
| vii) |
Method of making joint |
|
- |
- |
| viii) |
Ultimate tensile strength of joint |
Kg/mm2 |
- |
- |
| 6. |
Particulars of steel strands |
|
|
|
| i) |
Diameter |
|
|
|
| |
a) Standard |
mm |
3.00 |
2.79 |
| |
b) Maximum |
mm |
3.06 |
2.85 |
| |
c) Minimum |
mm |
2.94 |
2.73 |
| ii) |
Cross sectional area of standard diameter wire |
mm2 |
7.069 |
6.114 |
| iii) |
Weight per Km |
|
|
|
| |
a) Standard |
Kg |
55.13 |
48.00 |
| |
b) Maximum |
Kg |
|
49.76 |
| |
c) Minimum |
Kg |
|
45.66 |
| iv) |
Minimum breaking load |
|
|
|
| |
a) Before stranding |
KN |
9.29 |
8.03 |
| |
b) After stranding |
KN |
8.83 |
7.63 |
| v) |
No of twists in 15 cm length which the strand can withstand as according to torsion test |
|
|
As per IS-398
(Part-II-1976) |
| vi) |
Elongation of 200 mm length on breaking |
% |
4 |
1 |
| vii) |
Coating of steel core |
|
|
|
| |
a) Quality of Zinc |
|
Min. 99.95%
Purity
|
Min. 99.95% Purity
|
| |
b) Process of galvanising |
|
Hot Dip |
Hot Dip |
| |
c) Minimum weight of coating |
gm/m2 |
240 |
240 (before stranding) |
| |
d) Minimum no of dips of one minute duration which the strand can withstand (under preace test) |
Nos |
3 |
3 (Before stranding) |
| 7. |
Particulars of Complete Conductor |
|
|
|
| i) |
Code words, if any |
|
'Special Panther' |
'Special Deer' |
| ii) |
Copper equivalent area |
mm2 |
52.000 |
120.000 |
| iii) |
Nominal aluminium area |
mm2 |
83.025 |
199.360 |
| iv) |
Sectional area of aluminium |
mm2 |
84.824 |
203.688 |
| v) |
Total sectional area |
mm2 |
134.311 |
319.860 |
| vi) |
Overall diameter |
mm |
15.00 |
23.250 |
| vii) |
Stranding, lay and wire diameter |
|
|
|
| |
a) Aluminium |
mm |
12/3.00 Right
Hand Lay
|
12/4.65 Right Hand Lay
|
| |
b) Steel |
mm |
7/3.00 |
19/2.69 |
| viii) |
Lay ratio |
Min. mMaxm |
|
|
| |
a) Steel core |
|
|
|
| |
i) 6 wire layer |
|
13 28 |
13 28 |
| |
ii) 12 wire layer |
|
|
12 24 |
| |
b) Aluminium |
|
|
|
| |
i) 12 wire aluminium increase in length |
|
10 14 |
10 14 |
| ix) |
Calculated percentage increase in length |
|
|
|
| |
a) Steel core |
|
|
|
| |
i) 6 wire layer |
% |
|
0.78648 |
| |
ii) 12 wire layer |
% |
|
1.90944 |
| |
b) Aluminium |
|
|
|
| |
i) 6 wire aluminium layer |
% |
|
1.90944 |
| x) |
Approximate calculated breaking load |
KN |
69.02 kg. |
161.1417 |
| xi) |
Final modules of Elasticity (practical) |
GN/m2 |
1.070x106
(Kg/cm2)
|
76
|
| xii) |
Coefficient of linear expansion |
per0C |
15.3x10-6 |
17.5x10-6 |
| xiii) |
Approximate total weight per Km |
|
|
|
| |
a) Steel Section |
Kg |
388.00 |
919.12 |
| |
b) Aluminium Section |
Kg |
234.00 |
562.73 |
| |
c) ACSR Composite |
Kg |
622.00 |
1481.85 |
| xiv) |
Calculated D.C. resistance at 200C (Maximum) |
Ohm/Km |
0.3497 |
0.1458 |
| xv) |
Standard length of conductor (with tolerance, if any) |
Metres |
2000+25 |
2000+25 |
| xvi) |
Number of standard length in one reel (drum) |
Nos |
One |
One |
| xvii) |
Random lengths (Maximum percentage of the lengths ordered) |
% |
Not permitted |
|