Thaum nws los txog rau kev xaiv qhov muag teeb rau koj lub tsev lossis chaw ua haujlwm, nws yog ib qho tseem ceeb kom paub qhov txawv ntawm ntau txoj kev xaiv. Ob hom teeb pom kev zoo yog BR40 thiab PAR38, thiab ntau tus neeg xav tias lawv tuaj yeem siv ib qho ntawm lwm qhov. Yog li, koj tuaj yeem siv BR40 hloov PAR38? Cov lus teb luv luv yog yog, tab sis cia peb saib xyuas qhov sib txawv ntawm cov qij no kom pom tias yog vim li cas.
Ua ntej, cia peb txhais seb txhua hom teeb yog dab tsi. PAR stands rau "parabolic aluminized reflector," thaum BR stands rau "bulged reflector." Qhov tseem ceeb, PAR qhov muag teev muaj lub teeb tsom ntau dua ntawm lub teeb, thaum BR qhov muag teev muaj qhov dav dua, softer kis ntawm lub teeb. Ob lub PAR thiab BR qhov muag teev muaj ntau qhov sib txawv, suav nrog PAR38 thiab BR40.
Qhov sib txawv tseem ceeb ntawm ob hom qij no yog lawv qhov kev npaj siv. PAR38 qhov muag teev feem ntau yog siv rau hauv kev teeb pom kev zoo, teeb pom kev zoo, thiab lwm yam kev siv uas xav tau teeb pom kev zoo. Lawv kuj nquag siv nyob rau sab nraum zoov teeb pom kev zoo. Lub caij no, BR40 qhov muag teev feem ntau yog siv rau hauv cov khoom siv loj dua, xws li cov kiv cua qab nthab lossis teeb pendant. Lawv lub teeb dav dua tuaj yeem muab kev pab cuam ntau dua hauv cov chaw loj dua no.
Yog li, yog tias koj xav tau lub teeb rau lub teeb pom kev zoo uas yuav tsum tau muaj PAR38 qhov muag teev, siv BR40 hloov pauv yuav tsis muab qhov xav tau ntawm kev tsom mus rau cov teeb pom kev zoo. Ntawm qhov tod tes, yog tias koj lub fixture hu rau BR40 qhov muag teev thiab koj siv PAR38 hloov, lub teeb yuav raug tsom dhau thiab tsis nthuav tawm txaus.
Txawm li cas los xij, nws tsim nyog sau cia tias ntau tus neeg siv BR40 qhov muag teev nyob rau hauv qhov chaw ntawm PAR38 qhov muag teev tsis muaj teeb meem. Qhov tseeb, qee cov tuam txhab lag luam txawm ua lag luam lawv cov BR40 qhov muag teev raws li tsim nyog siv hauv PAR38 fixtures. Yog tias koj tsis paub meej tias nws puas muaj kev nyab xeeb los siv ib hom teeb ntawm qhov chaw, xyuas cov chaw tsim khoom cov lus pom zoo lossis sab laj nrog tus kws tshaj lij teeb pom kev zoo.
Hauv kev xaus, thaum nws muaj peev xwm siv BR40 qhov muag teev hloov PAR38 qhov muag teev (thiab vice versa), nws yog ib qho tseem ceeb uas yuav tau xav txog qhov kev npaj siv lub teeb thiab hom fixture nws yuav siv tau rau hauv. noob yog qhov zoo tshaj plaws rau koj cov kev xav tau, ua koj cov kev tshawb fawb thiab sab laj nrog ib tus kws paub txog teeb pom kev zoo ua ntej kev yuav khoom.
