Fuselink, 8 AMPS - K
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Product Details
5 | Name of the material | Pararrayo Distribution Polymer 10 kV | ||
6 | Applied standards | ASTM 153, ANSI C612.11, IEC 99-4, ANSIC37.42, ANSI C92.1 | ||
7 | Quality certification | ISO 9000 or recent | ||
8 | Type class | Metal Oxide | ||
9 | Class | Distribution | ||
10 | Mounting | Support type pole or bracket for crosshead | ||
Constructive characteristics | ||||
11 | Body material | Silicone rubber polymer with high hydrophobicity and resistance to ultraviolet rays U.V | ||
12 | Core material | The envelope will be placed on the packing of the metal oxide valvular elements, made by epoxy resin reinforced with fiberglass | ||
13 | Insulating support material | Molded with polyester reinforced with fiberglass | ||
Dimensional characteristics | ||||
14 | Total height | pulg(mm) | 9‐ 7/16(240) | |
15 | Distance from the center of the arrester to the center of the fastening hole | pulg(mm) | 3.95(100.33) | |
16 | Diameter of the campaign or skirt | pulg(mm) | 4.30(109.22) | |
17 | Line of flight | mm | 330 | |
18 | Weight | kg. (lb) | 2(4.4) | |
Electrical characteristic | ||||
19 | Nominal voltage of the lightning conductor | kV | 10 | |
20 | Maximum continuous service voltage (MCOV) | kV | 8.4 | |
21 | Maximum residual voltage with wave 8/20 us – 10 kA (kV crest) | kV | 33 | |
22 | Rated discharge current (Heavy Duty)) | kA | 10 | |
23 | Max temporary overvoltage without previous load in 1 sec. | kV | 13.4 | |
24 | Maximum temporary overvoltage without previous load in 10 sec. | kV | 12.6 | |
25 | Max temporary overvoltage with preload in 1sec | kV | 11.9 | |
26 | Max temporary overvoltage with preload in 10sec | kV | 11.3 | |
27 | Frequency | Hz | 60 | |
Pruebas de aislamiento | ||||
28 | Basic level of impulse isolation | kV, cresta | 95 | |
29 | Supportable tension at low frequency in dry, 1 min | kV | 27 | |
30 | Tension at 60 HZ for 10 sec wet | kV | 24 | |
31 | Flexible copper conductor Pararayo accessories | Flexible copper mesh with terminals (class D) of 35 mm² in section and 400 mm in length for connection |
Maximum altitude above mean sea level less than 1,000 m;
Maximum ambient air temperature 400C;
Maximum daily average ambient air temperature 300C;
Minimum ambient temperature150C; and
Maximum relative humidity 100%.
Requirements
The fuse-links and fuse-end fittings shall be of the following ratings (table below) and comply with the IEEE Std C37.4 -2016 or an equivalent international standard. The fuse- links shall be used primarily for protection of distribution transformers, laterals and sub- laterals.
The fuse links shall be capable of withstanding 125% ofthe transformer rated full load current continuously and periodic over-loads up to 150% ofthe transformer rated full load current.
The current-time characteristics of the fuse-links offered shall be submitted with the tender
Markings shall be provided on the fuse-links in accordance with ANSI/IEEE Standards.
METAL OXIDE SURGE ARRESTER
Features
Performance Data
Porcelain housed for outdoor application
CONSTRUCTION & OPERATIN
No. | DETAIL | UNITS | DATA |
Type | 11kV gapless type metal oxide surge arrester – Distribution class |
||
1. | Nominal system voltage | kV | 11 |
2. | Highest system voltage |
kV | 12 |
3. | Basic Insulation Level (BIL) | kV | 95 |
3. Ratings and type of surge arrester |
|||
4. | Specification to which surge arrester complies | IEC 60099–4 |
|
5. | Rated voltage of surge arrester | kV | 10 |
6. | Nominal, 8/20 µs, discharge current rating of surge arrester |
kA | 10 |
7. | Maximum continuous operating voltage of surge arrester |
kV | 7.3 |
8. | Gapless or gapped type metal–oxide surge arrester |
Gapless | |
9. | Material of insulation | High temperature vulcanised silicon rubber |
|
10. | Rated frequency of surge arrester | Hz | 50 |
11. | Design altitude of surge arrester (above sea level) |
m | 1 400m |
12. | Design ambient temperature of surge arrester | oC | –1 to40 |
13. | Specific creepage distance of surge arrester | .mm/kV | 25 |
Automatic earth lead disconnectors requirements |
|||
14. | Automatic earth lead disconnectors to be fitted | Yes/No | YES |
15. | Corrosion protection of metal and alloy parts: galvanising specification and/or stainless steel grade |
To SABS 763, 316 | |
Tests | |||
16. | Previous type test results/certificate to be provided with bid |
Yes/No | Yes |
17. | Routine test results/certificate to be provided on delivery |
Yes/No | Yes |
18. | Drawing showing dimensions of the arrestor to be provided with the bid |
Yes/No | Yes |
19. | Minimum one minute wet power frequency withstand voltage of external insulation of surge arrester housing |
kV | 28 |
20. | Maximum steep current impulse residual voltage for a 10 kA, 1/20 µs, discharge current |
kV | 50 |
21. | Maximum lightning impulse residual voltage for a 10 kA, 8/20 µs, discharge current |
kV | 40 |
22. | Lightning, 1,2/50 µs, impulse withstand level of external insulation of surge arrester housing |
kV | 95 |
23. | Line discharge class rating | 1 | |
24. | Long duration current, 2 000 µs, impulse withstand |
A | 250 A |
25. | High current, 4/10 µs, impulse withstand | kA | 100 kA |
26. | Automatic earth lead disconnector to be tested in accordance with IEC 60099–4 |
Yes/No | Yes |
33kV
S/N | TECHNICAL DETAILS | UNITS | DATA | |
1. | Type | 33kV gapless type metal oxide surge arrester – Distribution class |
||
2. | Nominal system voltage | kV | 33 | |
3. | Highest system voltage | kV | 36 | |
4. | Power frequency | Hz | 50 | |
5. | Basic Insulation Level (BIL) | kV | 170 | |
3. Ratings and type of surge arrester |
||||
6. | Specification to which surge arrester complies | IEC 60099 | ||
7. | Rated voltage of surge arrester | kV | 29 | |
8. | Nominal, 8/20 µs, discharge current rating of surge arrester | kA | 10 | |
9. | Maximum continuous operating voltage of surge arrester | kV | 22 | |
10. | Gapless or gapped type metal–oxide surge arrester | Gapless | ||
11. | Insulation Material | Silicon rubber | ||
12. | Cantilever strength of surge arrester | Nm | 300 | |
13. | Rated frequency of surge arrester | Hz | 50 | |
14. | Design altitude of surge arrester (above sea level) | m | 1 400m | |
15. | Design ambient temperature of surge arrester | oC | –1 to 40 | |
16. | Minimum phase–to–ground specific creepage distance of surge arrester |
.mm/kV | 25 | |
Automatic earth lead disconnectors requirements | ||||
17. | Automatic earth lead disconnectors fitted | Yes/No | Yes | |
18. | Corrosion protection of metal and alloy parts: galvanising | To SABS 763, 316 | ||
specification and/or stainless steel grade | |||
Tests | |||
19. | Previous Type Test reports/certificate from recognized authority to be provided with bid |
Yes/No | Yes |
20. | Minimum one minute wet power frequency withstand voltage of external insulation of surge arrester housing |
kV | 70 |
21. | Maximum steep current impulse residual voltage for a 10 kA, 1/20 µs, discharge current |
kV | 99.7 |
22. | Maximum lightning impulse residual voltage for a 10 kA, 8/20 µs, discharge current |
kV | 91.8 |
23. | Lightning, 1,2/50 µs, impulse withstand level of external insulation of surge arrester housing |
kV | 170 |
24. | Line discharge class rating | Class | 1 |
25. | Long duration current, 2 000 µs, impulse withstand | A | 250 A |
26. | High current, 4/10 µs, impulse withstand | kA | 100 kA |
27. | Is the automatic earth lead disconnector tested in accordance with IEC 60099–4? |
Yes/No | Yes |
S/N | TECHNICAL DETAILS | UNITS | DATA |
1. | Description | Station type lightning arrestor complete with steel support structures. |
|
2. | Type | Zinc oxide gapless lightning arrestor |
|
System parameters | |||
3. | Nominal system voltage | kV | 66 |
4. | Highest system voltage | kV | 72.5 |
5. | Power frequency | Hz | 50 |
6. | Type of system earthing | Effective/Non effective | |
7. | Type of arrestor connection to system | Line to ground | |
3. Ratings and type of surge arrester |
|||
8. | Rated voltage of surge arrester | kV rms | 54 |
9. | Nominal, 8/20 µs, discharge current rating of surge arrester | kA peak | 10 |
10. | Maximum continuous operating voltage of surge arrester | kV | 43 |
11. | Minimum one minute wet power frequency withstand voltage | kVrms | 140 |
of external insulation of surge arrester housing | |||
12. | Maximum steep current impulse residual voltage for a 2 kA, 30/60 µs, discharge current |
kVpeak | 104 |
13. | Maximum lightning impulse residual voltage for a 10 kA, 8/20 µs, discharge current |
kVpeak | 127 |
14. | Minimum lightning, 1,2/50 µs, impulse withstand level of external insulation of surge arrester housing |
325 | |
15. | Line discharge class rating | 2 | |
16. | Lighting arrestor counter, leakage current meter and their accessories to be provided |
Yes/No | Yes |
17. | Gapless or gapped type metal–oxide surge arrester | Gapless | |
18. | Insulation Material | Porcelain | |
19. | Cantilever strength of surge arrester | Nm | 3000 |
20. | Rated frequency of surge arrester | Hz | 50 |
21. | Maximum angle from vertical at which surge arrester is fully functional |
Deg | 45 |
22. | Design altitude of surge arrester (above sea level) | m | 1400 m |
23. | Design ambient temperature of surge arrester | oC | –1 to 40 |
24. | Humidity | % | 85 |
25. | Specific phase–to–ground creepage of surge arrester | .mm/kV | 25 |
26. | Corrosion protection of metal and alloy parts: galvanising specification and/or stainless steel grade |
to SABS 763 or 316 stainless steel |
|
27. | Previous type test results/certificate to be provided with bid | Yes/No | Yes |
28. | Design drawings showing dimensions including foundations and brochures to be provided with bid |
Yes/No | Yes |
29. | Quality Assurance certification to be provided with the bid | Yes/No | Yes |
30. | Routine test results/certificate to be provided on delivery | Yes/No | Yes |
31. | Galvanized steel support structures complete with bolts & washers to be provided on delivery |
Yes/No | Yes |
32. | Applicable standard | IEC60099 |
S/N | TECHNICAL DETAILS | UNITS | DATA |
33. | Description | Station type lightning arrestor complete with steel support structures. |
|
34. | Type | Zinc oxide gapless lightning arrestor |
|
System parameters | |||
35. | Nominal system voltage | kV | 88 |
36. | Highest system voltage | kV | 100 |
37. | Power frequency | Hz | 50 |
38. | Type of system earthing | Effective/Non effective | |
39. | Type of arrestor connection to system | Line to ground | |
3. Ratings and type of surge arrester |
|||
40. | Rated voltage of surge arrester | kV rms | 84 |
41. | Nominal, 8/20 µs, discharge current rating of surge arrester | kA peak | 10 |
42. | Maximum continuous operating voltage of surge arrester | kV | 67 |
43. | Minimum one minute wet power frequency withstand voltage of external insulation of surge arrester housing |
kVrms | 185 |
Maximum steep current impulse residual voltage for a 2 kA, | kVpeak | 188 | |
30/60 µs, discharge current | |||
45. | Maximum lightning impulse residual voltage for a 10 kA, 8/20 µs, discharge current |
kVpeak | 218 |
46. | Minimum lightning, 1,2/50 µs, impulse withstand level of external insulation of surge arrester housing |
450 | |
47. | Line discharge class rating | 2 | |
48. | Lighting arrestor counter, leakage current meter and their accessories to be provided |
Yes/No | Yes |
49. | Gapless or gapped type metal–oxide surge arrester | Gapless | |
50. | Insulation Material | Porcelain | |
51. | Cantilever strength of surge arrester | Nm | 3000 |
52. | Rated frequency of surge arrester | Hz | 50 |
53. | Maximum angle from vertical at which surge arrester is fully functional |
Deg | 45 |
54. | Design altitude of surge arrester (above sea level) | m | 1400 m |
55. | Design ambient temperature of surge arrester | oC | –1 to 40 |
56. | Humidity | % | 85 |
57. | Specific phase–to–ground creepage of surge arrester | .mm/kV | 25 |
58. | Corrosion protection of metal and alloy parts: galvanising specification and/or stainless steel grade |
to SABS 763 or 316 stainless steel |
|
59. | Previous type test results/certificate to be provided with bid | Yes/No | Yes |
60. | Design drawings showing dimensions including foundations and brochures to be provided with bid |
Yes/No | Yes |
61. | Quality Assurance certification to be provided with the bid | Yes/No | Yes |
62. | Routine test results/certificate to be provided on delivery | Yes/No | Yes |
63. | Galvanized steel support structures complete with bolts & washers to be provided on delivery |
Yes/No | Yes |
64. | Applicable standard | IEC60099 |
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