Fuse Link, 3 AMPS -T

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                        Fuse Link, 3 AMPS -T
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Fuse Link, 3 AMPS -T

Oeipower Jingguan

Xihari

ZnO

Round

High Voltage

Meidum

AC/DC System

Pole Line

Zinc Oxide Arrester

Distribution

Kv

Kv

Kv

OEIpower

Cartons Pallets Wooden Case

IEC IEEE

China Nanyang

85354000

Product Details

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.

The fuses mention in the table below will be exposed to the following environmental conditions:
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.

 

 

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 metaloxide 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 phasetoground 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

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 

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