UL 1449 4th Edition-Free Download
Izvo Zvakakodzera Chengetedzo Yakajairika yeSurge Dziviriro Midziyo
Iyo ichangoburitswa UL 1449 Standard yeSurge Protective Devices yekuchengetedza uye ndiyo yakasarudzika chiyero cheese AC AC yekudzivirira ekuchengetedza michina (SPDs).
Tsanangudzo Yepamutemo
Zvinodikanwa zvinovhara zvidziviriro zvekudzivirira (SPDs) zvakagadzirirwa kudzikisira kudzikisira kwemagetsi emagetsi epashure sezvakatsanangurwa muyakajairwa pamaseketi emagetsi e50 kana 60 Hz asingadariki 1000 V.
Maitiro eiyo Standard Anokanganisa Kuwedzera Kudzivirira Midziyo
- UL 1449 standard inotsanangura bvunzo dzakasiyana idzo maOEMs anofanirwa kupfuudza kuti ataure kutevedzera
- Standard SPDs inofanirwa kunge iine UL 1449 certification yekusangana nemabatirwo ekuchengetedza emamwe misika
Ndedzipi SPD Mhando dzakafukidzwa
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Kuedzwa ndiko Kiyi
Yakakosha kune UL rondedzero yakaenzana kuyerwa. Iyi tafura inotsanangudza mirau yekuyedza yeType 4 uye Type 5 SPD zvikamu zveungano.
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Zvinodiwa Makawa
Mushure mekuwana UL chitupa, mugadziri anotora mutoro wekusangana nemitemo zvakanyanya. Ese maSPD anosanganisira akajeka uye anogara aripo mamaki ekuona kuti mhinduro dzaunosarudza dzinosangana neUL 1449.
- Mugadziri zita
- Catalog nhamba
- SPD Rudzi
- Kuyera kwemagetsi
- Zita rekuburitsa ikozvino (In) chiyero
- Kunonyanyisa kuenderera kushanda voltage chiyero (MCOV)
- Voltage kuchengetedza chiyero (VPR)
- Yakayera kudzikisira magetsi (MLV)
- Zuva kana nguva yekugadzira
- Ipfupi redunhu razvino chiyero (SSCR)
Nyora 4 zvikamu zveungano uye Type 5 SPDs inoda MLV, MCOV, inoshandisa voltage, uye Mune ratings. ZveRudzi rwe5 SPDs izvi zviyero zvinogona kupihwa mumadhata mapepa.
Glossary yeMashoko Akakosha
- Mhosva iripo - Yazvino kubva pasisitimu yemagetsi inoyerera mudunhu pfupi
- Kunonyanyisa kuenderera uchishandisa voltage (MCOV) - Yakanyanya huwandu hwemagetsi iyo inogona kuiswa ichienderera kune SPD
- Yakayera kudzikisira magetsi - Kwakawanda kukura kwemagetsi kuyerwa kana Mukati waiswa
- Chezita kubuda zvino (mukati) - Peak kukosha kweazvino (8 x 20 wave chimiro) inotyairwa kuburikidza neiyo SPD ka15 (SPD inofanira kuramba ichishanda)
- Zita rekushandisa voltage - Yakajairwa AC simba voltage yeiyo system
- Zita remagetsi (Vn) - DC voltage kuyerwa kuyambuka iyo SPD apo 1mA inoyerera
- Ipfupi redunhu razvino chiyero (SCCR) - Kukodzera kweSPD kumira padanho rakapfupika kubva kunesimba
- Voltage kuchengetedza chiyero (VPR) - Voltage chiyero chakasarudzwa kubva pamazita eanosarudzwa maitiro kana mubatanidzwa wave we6kV 3kA waiswa
