Wayar launin ruwan kasa tabbatacce ne ko mara kyau?

Wuraren rarraba wutar lantarki na AC da DC an yi su ne masu launi don sauƙaƙa bambanta tsakanin wayoyi daban-daban. A cikin 2006, an daidaita nau'ikan launi na wiring na Burtaniya tare da zane-zanen launi na wayoyi a cikin sauran nahiyar Turai don bin ka'idodin IEC 60446 na duniya. Sakamakon sauye-sauyen, blue waya yanzu ita ce tsaka tsaki kuma ratsin kore / rawaya shine. ƙasa. , kuma waya mai launin ruwan kasa da aka tattauna a wannan labarin yanzu ta zama waya kai tsaye. Yanzu kuna iya tambaya, shin waya mai launin ruwan kasa tabbatacce ne ko mara kyau?

Ci gaba da karatu don ƙarin fahimtar amfani da ayyuka na waya mai launin ruwan kasa (rayuwa).

Brown waya: tabbatacce korau?

A cikin lambobin launi na wutar lantarki na International Electrotechnical Commission (IEC) DC, waya mai launin ruwan kasa, wacce ake kira live waya, ita ce waya mai kyau, mai lakabi "L+". Aikin waya mai launin ruwan kasa shine ɗaukar wutar lantarki zuwa na'urar. Idan waya mai launin ruwan kasa tana raye kuma ba a haɗa ta da ƙasa ko kebul na tsaka tsaki ba, akwai damar da za ku iya samun wutar lantarki. Saboda haka, kafin ka fara aiki a kan wayoyi, tabbatar da cewa babu wani tushen wutar lantarki da aka haɗa da wayar mai rai.

Fahimtar Lambobin Launukan Waya

Sakamakon canje-canje a lambobin launi na wayoyi, duka kafaffen mains da igiyoyin lantarki, da kowane igiyoyi masu sassauƙa, yanzu suna da wayoyi masu launi iri ɗaya. A Burtaniya akwai bambance-bambance tsakanin tsoffin launukan waya da sabbin wayoyinsu.

Waya mai tsaka-tsakin shuɗi ya maye gurbin wayoyi tsaka tsaki na baƙi na baya. Har ila yau, tsohuwar wayoyi masu rai na ja yanzu launin ruwan kasa. Ya kamata a yi wa igiyoyi alama daidai da lambobin launi na waya masu dacewa idan akwai wani cakuda launuka na tsofaffi da sabbin wayoyi don hana rashin haɗin kai na lokaci da tsaka tsaki. Wayar shuɗi (tsaka tsaki) tana ɗaukar iko daga kayan aikin, kuma wayar launin ruwan kasa (rayuwa) tana ba da wutar lantarki ga kayan aikin. An san wannan haɗin wayoyi da kewaye.

Wayar kore/rawaya (ƙasa) tana hidimar maƙasudin aminci. Watsawar wutar lantarki na kowane dukiya koyaushe zai bi hanyar zuwa ƙasa wanda ke ba da ƙarancin juriya. Yanzu, tun da wutar lantarki na iya ratsa jikin mutum a hanyar ƙasa lokacin da igiyoyi masu rai ko tsaka tsaki suka lalace, wannan na iya ƙara haɗarin girgiza wutar lantarki. A wannan yanayin, kebul na ƙasa mai launin kore/rawaya yadda ya kamata ya shimfiɗa kayan aikin, yana hana hakan faruwa.

Hankali: Kafaffen wayoyi da igiyoyi na launuka daban-daban, da kuma shigarwa tare da sarƙoƙi, dole ne a yi musu alama tare da alamun gargaɗi. Dole ne a yi wa wannan gargaɗin alama a kan allon fis, na'urar da'ira, allon kunnawa ko naúrar mabukaci.

Lambobin launi na IEC Wutar Wuta na Wuta DC 

Ana amfani da code ɗin launi a wuraren wutar lantarki na DC waɗanda ke bin ka'idodin AC kamar wutar lantarki da cibiyoyin bayanan kwamfuta.

Abubuwan da ke biyowa jerin launukan igiyar wutar lantarki ne na DC waɗanda suka dace da ƙa'idodin IEC. (1)

aiki	lakabi	Launi
Duniya mai kariya	PE	rawaya kore
2-Way Ungrounded DC Power System
tabbatacce waya	L+	Brown
waya mara kyau	L-	Grey
2-waya tushen tsarin wutar lantarki na DC
Kyakkyawan madauki ƙasa mara kyau	L+	Brown
Da'ira mara kyau (mara kyau ta ƙasa).	M	Blue
Da'ira mai kyau (tabbatacciyar ƙasa).	M	Blue
Da'ira mara kyau (tabbatacciyar ƙasa).	L-	Grey
3-waya tushen tsarin wutar lantarki na DC
tabbatacce waya	L+	Brown
Matsakaicin waya	M	Blue
waya mara kyau	L-	Grey

Samfurin buƙatun

Idan kwanan nan kun sayi kayan wuta kuma kuna ƙoƙarin girka shi a cikin Amurka, kamar fitilar filin ajiye motoci na LED ko hasken sito. Hasken walƙiya yana amfani da ƙa'idodin wayoyi na duniya kuma tare da wannan hanyar, daidaitawa yana da sauƙi:

• Wayar launin ruwan kasa daga na'urar hasken ku zuwa baƙar fata daga ginin ku.
• Wayar shuɗi daga na'urar hasken ku zuwa farar waya daga ginin ku.
• Kore mai ratsi rawaya daga kayan aikinka zuwa koren waya na ginin ku.

Wataƙila za ku haɗa wasu wayoyi masu rai zuwa igiyoyin launin ruwan kasa da shuɗi na na'urarku idan kuna aiki akan 220 volts ko sama. Koyaya, ya kamata a yi amfani da mafi girman ƙarfin lantarki kawai a cikin matsanancin yanayi. Yawancin na'urorin LED na zamani suna buƙatar 110 V kawai, wanda ya isa sosai. Dalilin da ya dace don wannan shine lokacin da akwai dogayen layi, kamar gudu ƙafa 200 ko fiye na wayoyi zuwa filayen wasanni masu haske, ko lokacin da aka riga aka haɗa wurin zuwa 480 volts. (2)

Dubi wasu labaran mu a kasa.

• farin waya tabbatacce ko korau
• Yadda ake gudanar da wayoyi na lantarki a cikin gidan da ba a gama ba
• Menene girman waya don fitilar

shawarwari

(1) IEC - https://ulstandards.ul.com/ul-standards-iec-based/

(2) LED - https://www.britannica.com/technology/LED