Kodi Makalata Opanga Zamagetsi Amatanthauza Chiyani?
Zingwe zamagetsi zomwe zimagulitsidwa kumagetsi amagwiritsa ntchito malemba kuti akuthandizeni kusankha zosowa zabwino zomwe mukufuna. Makalata, manambala, ndi mawu pa malemba a wiringiti amakuuzani uthenga wofunika, monga waya, kukula kwa waya, ndi mtundu wa kusungunula kumagwiritsidwe ntchito pa mawaya osakanikirana. Ma labele amapezeka pamipira yowonongeka komanso pa chingwe cha insulated. Zingwe zimanyamula zilembo zosonyeza mtundu wa chingwe kapena zomangamanga komanso nambala ya waya mkati mwa chingwe.
Malemba pa Zomwe Zilibe Zitsulo (Romex)
Mtundu wochuluka wamba umene umagwiritsidwa ntchito panyumba ndi chingwe chopanda chitsulo (NM), chomwe chimatchedwa "Romex," pambuyo pa dzina lodziwika bwino. Makina atsopano a NM ali ndi mawaya awiri kapena angapo osakanikirana ndipo kawirikawiri ndi waya wosayera. Mipira ingakhale yokutidwa mu pepala, ndipo mawaya onse amaikidwa mu jekete la pulasitiki losinthasintha, kapena kumeta.
Ma labele pa chingwe cha NM amasonyeza kukula kwake kwa waya, waya, ma waya omwe ali mkati mwa chingwe, kutsika kwa mphamvu, komanso ngati pali waya wamakono. Ma waya ndi ma foni amasonyezedwa ndi manambala. Foni ya pansi imasonyezedwa ndi "G," "w / G," kapena "ndi Ground." Zida zamtundu zimasonyezedwa ndi "CU" zamkuwa ndi "AL" za aluminium.
Pano pali zitsanzo za malemba pa mitundu yamtundu wamba omwe amagwiritsidwa ntchito pakhomo lapakhomo:
- 14-2G: Chingwe chimakhala ndi mawaya awiri osakaniza komanso waya; mipiringidzo ili ndi 14-gauge.
- 14-3G: Chingwe chimakhala ndi mawaya atatu osakaniza komanso waya; mipiringidzo ili ndi 14-gauge.
- 12-2 w / G: Chingwe chimakhala ndi mawaya awiri osakaniza komanso waya; mipiringidzoyi ndi 12-gauge.
- 12-3 w / G: Chingwe chimakhala ndi mawaya atatu osakaniza komanso waya; mipiringidzoyi ndi 12-gauge.
- 600 V: Chingwe chimayimilira kwapitirira 600 volts; izi ndizofunikira kwa NM chingwe.
- TYPE NM-B: Chingwe chopanda chitsulo-B; izi ndizomwe zilipo panopa zowonjezera zogona. Chingwe cha "NM-B" chimatha kutentha kwambiri kuposa chingwe cha "NM" chakale.
Underground Feeder Chingwe
Makina ambiri a NM amagwiritsidwa ntchito "wouma," kapena mkati, malo, kumene chingwe chimatetezedwa mkati mwa khoma, padenga, ndi pansi. Chingwe chogwiritsira ntchito pansi (UF) chingwe chapadera chopangidwa ndi chingwe chosakhala chachitsulo chomwe chili choyenera "malo amvula" ndi kuikidwa m'manda mwatsatanetsatane. UF chingwechi ndi imvi (osati yoyera, yachikasu, yalanje, kapena ya mtundu wakuda wa NM) ndipo imatchedwa "UF-B" ndipo ingaphatikizepo "Sunlight Resistant" kapena mawu ofanana. UF chingwe amagwiritsira ntchito zizindikiro zomwezo monga makina a NM omwe amawonetsa nambala ndi mazere a waya.
Malemba pa Wopanda Munthu Aliyense
Makina opangidwa ndi zipangizo zamtundu uliwonse amagwiritsidwa ntchito pakhomo lapakhomo pakhomo pakhomo pakhomo pakhomo, phokoso lolimba kapena lotetezeka lomwe limatetezedwa ndi waya. Amagetsi amagula wayawo ndi spool kuti athe kukoka mawaya osiyana kuchokera ku spools osiyana monga pakufunikira.
Zolemba zofunikira pazitsulo payekha zimagwirizana ndi kusungunula waya, pulasitiki yomwe imayika mbali yachitsulo cha waya. Mitundu yowonjezereka ya waya yomwe ikugwiritsidwa ntchito pakhomo lapakhomo ndi:
- THHN
- THWN
- THW
- XHHN
Nazi zomwe makalata olembedwawo amatanthauza:
- T: Kutsekemera kwa thermoplastic, zinthu zosagwira moto
- H: Kusagwira kutentha; amatha kupirira kutentha kufikira 167 F
- HH: Kutentha kwambiri; amatha kupirira kutentha kufikira 194 F
- W: "Wet," kapena amavomereza malo amvula ndi amvula; waya uyu ndi oyenerera m'malo ouma
- X: Kutsekemera kumapangidwanso ndi mapuloteni omwe amapanga moto
- N: Nylon-yokutidwa kukana mafuta ndi mafuta
Malemba pa Ma Low-Voltage ndi Thermostat Wires
Mawindo otsika omwe amagwiritsidwa ntchito pozungulira pakhomo amakhala ndi chingwe chaching'ono chopanda chitsulo chomwe chimagwiritsidwa ntchito pa zipangizo zotentha ndi zipangizo zina zogwiritsira ntchito ndi waya wothandizira omwe amagwiritsidwa ntchito popanga magetsi. Waya wounikira nyenyezi nthawi zambiri ndi wakuda ndipo akulemba malemba kuti asungidwe. Malembawo akuphatikizapo:
- Waya kukula: Kutchulidwa ndi nambala (monga 12, 12-gauge) kapena nambala yotsatira ndi "AWG," ya American Wire Gauge.
- Number of waya: Kawirikawiri amasonyeza ndi nambala 2; malo okongola omwe ali ndi mawaya awiri osungunuka pamodzi (omwe ali ngati chingwe cha nyali) ndipo alibe waya wonyamula pansi.
- Zida: Mawu osonyeza kuwala kwa dzuwa kapena kukonzekera pansi pa nthaka.
Chingwe cha thermostat chikufanana ndi chingwe cha NM koma chili ndi mawaya angapo kapena angapo osakanikirana komanso opanda waya. Chingwecho chikhoza kapena sichikanatchulidwe. Waya iliyonse ili ndi mtundu wake womwe ukukuthandizani kugwirizanitsa ndi malo oyenera pa chipinda ndi zipangizo zomwe zimayendetsa. Ngakhale kuti zolembera zamitundu sizinali zamoyo zonse, kulembera pamakina otsekemera ndi ofanana kwambiri:
- C: waya wamba; amalola kuti madzi apitirire kuchokera ku waya wa R; osati zonse zotentha zomwe zimagwiritsira ntchito izi
- R: 24-volt mphamvu kuchokera ku ng'anjo yotentha
- Rc: Akuitana kutentha kapena kuzizira; Pakhoza kukhala malo oposa RC
- G: Fan
- W: Kutentha
- Y: Air conditioner