Amfanin EC Insulators

Hoto A'a. | ZnO varistor tsakiya na ciki ƙayyadaddun bayanai | Ƙimar Wutar Lantarki (kV) | MCOV(kV) | Ƙaddamar da ragowar ƙarfin lantarki na yanzu | 2ms Rectangular halin yanzu juriya (A) | 4/10us Babban ƙarfin halin yanzu juriya (kA) | ||
1/4us walƙiya ƙwanƙwasa halin yanzu (kV) | 8/20 us walƙiya sha'awar halin yanzu (kV) | 30/60us walƙiya ƙwanƙwasa halin yanzu (kV) | ||||||
1 | Φ44x90 | 3 | 2.55 | 11.3 | 9 | 8.9 | 250 | 100 |
2 | Φ44x120 | 6 | 5.1 | 22.6 | 18 | 16.8 | 250 | 100 |
3 | Φ44x120 | 9 | 7.65 | 33.7 | 27 | 23.8 | 250 | 100 |
5 | Φ44x150 | 10 | 8.4 | 36 | 30 | 23 | 250 | 100 |
6 | Φ44x150 | 11 | 9.4 | 40 | 33 | 27 | 250 | 100 |
7 | Φ44x150 | 12 | 10.2 | 42.2 | 36 | 30 | 250 | 100 |
8 | Φ44x180 | 15 | 12.7 | 51 | 45 | 38.5 | 250 | 100 |
9 | Φ44x210 | 18 | 15.3 | 61.5 | 54 | 46.2 | 250 | 100 |
10 | Φ44x240 | 21 | 17 | 71.8 | 63 | 54.2 | 250 | 100 |
11 | Φ44x270 | 24 | 19.5 | 82 | 72 | 62 | 250 | 100 |
12 | Φ44x300 | 27 | 22 | 92 | 81 | 69.8 | 250 | 100 |
13 | Φ44x330 | 30 | 24.4 | 102 | 90 | 79 | 250 | 100 |
14 | Φ44x330 | 33 | 27.5 | 112 | 99 | 86.7 | 250 | 100 |
15 | Φ44x360 | 36 | 29 | 123 | 108 | 92.4 | 250 | 100 |
Lura: Za mu iya ƙira da yin samfurori bisa ga takamaiman bukatun abokin ciniki.
Sama da wutar lantarki na iya faruwa saboda walƙiya ko aiki na sauyawa. Wadannan overvoltages na iya kaiwa ga ma'auni masu haɗari ga na'urorin tsarin wutar lantarki. Don kare tsarin na'urorin lantarki da kuma ba da garantin aiki na tattalin arziƙi da abin dogaro, ana amfani da masu kamawa a kusan kowane nau'in hanyar sadarwar wutar lantarki. Ana amfani da masu kamun ƙwanƙwasawa marasa gaɓoɓin zinc oxide (ZnO). Galibi ana haɗa masu kamun fiɗa tsakanin matakan lokaci da tashoshi na ƙasa. Suna iyakance matakin ƙarfin lantarki a cikin kayan aiki kamar masu canza wuta da ke ƙasa da matakin ƙarfin ƙarfin juriya.
An raba axis na lokaci zuwa kewayon wuce gona da iri na walƙiya a cikin microsecond, canza ƙarfin wuta a cikin millise seconds da wuce gona da iri na wucin gadi a cikin na biyu. A cikin ƙarfin walƙiya da kewayon jujjuyawar wutar lantarki, girman overvoltage zai iya kaiwa da yawa kowace raka'a idan tsarin ba tare da kariyar mai kamawa ba. Mai kamawa zai iya iyakance wuce gona da iri da ke ƙasa da ƙarfin ƙarfin kayan aiki. Wannan al'amari yana nuna a sarari mahimmancin kama masu kamawa don kariyar wuce gona da iri.
Gina Zinc Oxide Surge / Mai Haɓakawa:
Gina ZnO Lightening Arresters abu ne mai sauqi. Sun ƙunshi gidaje masu rufewa wanda aka yi da annuri kuma ginshiƙi na ciki an yi shi da tubalan ZnO kamar yadda aka nuna a hoton da ke ƙasa.
Toshe ZnO yana ba da Ƙarfin wutar lantarki - Halayen da ba na layi ba na yanzu wanda ke aiki da babban maƙasudin don kariya daga wuce gona da iri. Don haka zamu iya cewa block na ZnO yana da tsayayyar rashin layi.
Halayen Voltage na Yanzu na Zno Block:
Hoton da ke ƙasa yana nuna halaye na VI na nau'in ZnO waɗanda suka kasu kashi uku, kasancewar yanki mai ƙarancin ƙarfi (A), yanki mai aiki (B) da babban yanki na yanzu (C).
