| Marke | Wone Store |
| Numru tal-Model | 500kV Serie Ħalib tal-Metal Oxide f'Ġewwa ta' Ħalib |
| Tal-Maxx ta' Voltiġi | 420kV |
| Rated frequency | 50/60Hz |
| Siri | Y20W |
I-500kV Series Porcelain-Housed Metal Oxide Surge Arresters huma dispożitivi protettivi kritici disġegnati għas-sistemi tal-kurrent elektrik ta' ultra-alt voltàġġ (UHV), speċjalment linji ta' trasferiment ta' 500kV, stazzjonijiet, u l-ebda ġdid (pereżempju, transformers, circuit breakers). Il-funzjoni koreta tagħhom huwa li jilimitaw l-overvoltages transjent minħabba xalat il-lampi, operazzjonijiet tas-silġ, jew xalat, jdifendu l-kurrenti eccessivi tal-surġ għall-art mentri jiżbilnu livelli stabili tal-voltàġġ waqt l-operazzjoni normali. Inkapsulati f-kazijiet tal-porċellana ta' forti, huma jikkombinaw protezzjoni mekanika robusta mal-teknoloġija avvanzata tal-metal oxide varistor (MOV), sehemm difesa fidwa għall-infrastruttura tal-grid ta' 500kV kontra l-surġi elektrika li jistgħu ssiru dani jew xalat tal-kurrent.
Parametri bażiċi
Model |
|
System |
Arrester Continuous |
DC 1mA |
Switching Impulse |
Nominal Impulse |
Steep - Front Impulse |
2ms Square Wave |
Nominal |
Rated Voltage |
Nominal Voltage |
Operating Voltage |
Reference Voltage |
Voltage Residual |
Voltage Residual |
Current Residual |
Current - Withstand Capacity |
Creepage Distance |
|
kV |
kV |
kV |
kV |
kV |
kV |
kV |
A |
mm |
|
(RMS Value) |
(RMS Value) |
(RMS Value) |
Not Less Than |
Not Greater Than |
Not Greater Than |
Not Greater Than |
20 Times |
||
Peak Value |
Peak Value |
Peak Value |
Peak Value |
||||||
Y20W1-420/1006W |
420 |
500 |
318 |
565 |
825 |
1006 |
1106 |
1500 |
15300 |
Y20W1-444/1063W |
444 |
500 |
324 |
597 |
871 |
1063 |
1160 |
1500 |
15300 |
Y20W1-468/1166W |
468 |
500 |
330 |
630 |
918 |
1120 |
1255 |
1500 |
15300 |
Y20W1-420/1006W |
420 |
500 |
318 |
565 |
825 |
1006 |
1106 |
2000 |
15300 |
Y20W1-444/1063W |
444 |
500 |
324 |
597 |
871 |
1063 |
1160 |
2000 |
15300 |
Y20W1-468/1120W |
468 |
500 |
330 |
630 |
918 |
1120 |
1255 |
2000 |
15300 |
Y20W1-420/1006W |
420 |
500 |
318 |
565 |
825 |
1006 |
1106 |
2500 |
18000 |
Y20W1-444/1063W |
444 |
500 |
324 |
597 |
871 |
1063 |
1160 |
2500 |
18000 |
Y20W1-468/1166W |
468 |
500 |
330 |
630 |
918 |
1120 |
1255 |
2500 |
18000 |
Y20W1-420/1006W |
420 |
500 |
318 |
565 |
825 |
1006 |
1106 |
1500 |
18900 |
Y20W1-444/1063W |
444 |
500 |
324 |
597 |
871 |
1063 |
1160 |
1500 |
18900 |
Y20W1-468/1166W |
468 |
500 |
330 |
630 |
918 |
1120 |
1255 |
1500 |
18900 |
Y20W1-420/1006W |
420 |
500 |
318 |
565 |
825 |
1006 |
1106 |
2000 |
18900 |
Y20W1-444/1063W |
468 |
500 |
330 |
630 |
918 |
1120 |
1255 |
2000 |
18900 |
Y20W1-468/1166W |
468 |
500 |
330 |
630 |
918 |
1120 |
1255 |
2000 |
18900 |