instalações Elétricas - Introdução

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MGP[BNBÏÚJP Rzbgkd xbidp juj`z{bs zib mgp{bnbïàd jní{sm`b rzbnrzjs. gj`jppm{bidp kj xâsmdp kbkdp `did6 nd`bnmvbïàd kdp jnjijg{dp. qjs`zspdp kj zib mgp{bnbïàd. `dgkz{dsjp. kmp{smczmïàd kb `bsob. qsd{jïújp. j{`''' Qbsb rzj qdppbidp sjqsjpjg{bs jp{jp kbkdp. pdidp dcsmobkdp b z{mnmvbs b qnbg{b cbmub kd qsíkmd ji rzjp{àd' Gjp{b qnbg{b cbmub. kjxjidp sjqsjpjg{bs. sjqsjpjg{bs. kj b`dskd `di b gdsib ojsbn kj kjpjgedp GC)5 kb BCG[. BCG[. d pjozmg{j6 p jozmg{j6

∓ b nd`bnmvbïàd kdp qdg{dp kj `dgpzid kj jgjsomb jní{sm`b. pjzp `dibgkdp j mgkm`bïújp kdp `ms`zm{dp b rzj jp{àd nmobkdp< ∓ b nd`bnmvbïàd kdp rzbksdp j `jg{sdp kj kmp{smczmïàd< ∓ d {sbfj{d kdp `dgkz{dsjp j pzb qsdfjïàd ij`ãgm`b %mg`nzpmxj kmijgpújp kdp `dgkz{dp j `bmubp-< ∓ zi kmbosbib zgmhmnbs kmp`smimgbgkd dp `ms`zm{dp. pjïàd kdp `dgkz{dsjp. kmpqdpm{mxdp kj ibgdcsb j qsd{jïàd< ∓ bp `bsb`{jsép{m`bp kd ib{jsmbn b jiqsjobs. pzhm`mjg{jp qbsb mgkm`bs b bkjrzbcmnmkbkj kj pjz jiqsjod {bg{d gdp `bpdp `dizgp. `did ji `dgkmïújp jpqj`mbmp' @did b qnbg{b cbmub pj jg`dg{sb sjkzvmkb gzib qsdqdsïàd :1 dz 211 xjvjp ijgds. pjsmb miqdppéxjn sjqsjpjg{bsidp sjqsjpjg{bsidp dp `diqdgjg{jp kj zib mgp{bnbïàd {bmp `did jnjp pj bqsjpjg{bi bcbmud'

Pjsmb {sbcbnedpd {sbcbnedp d j kjpgj`jppâsmd kjpjgeâ)nd kjpjg eâ)nd ji {bibged ijgds. qds mppd. z{mnmvbidp zib hdsib kj kmbosbib sjkzvmkd. kjgdimgbkd jprzjib zgmhmnbs . dgkj dp kmpqdpm{mxdp kj `dibgkd. qsd{jïàd. hdg{jp kj `dgpzid. `dgkz{dsjp j{`'. pàd sjqsjpjg{bkdp `did gdp jujiqndp bcbmud6

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Mg{sdkzïàd Jp{jp j dz{sdp péicdndp pàd gdsibnmvbkdp qjnb BCG[ b{sbxíp kj gdsibp jpqj`éfl`bp' Jp{j jprzjib zgmflnbs í pdijg{j sjqsjpjg{bkd ji qnbg{bp cbmubp. ibp d jnj{sm`mp{b gj`jppm{b kj zi dz{sd {mqd kj jprzjib `ebibkd izn{mflnbs . dgkj pj idp{sbi kj{bnejp kj nmobïújp j hzg`mdgbijg{d. sjqsjpjg{bgkd sjqsjpjg{bgkd {dkdp dp pjzp `dgkz{dsjp. bppmi `did péicdndp juqnm`b{mxdp kd hzg`mdgbijg{d. `did kjidgp{sb d jprzjib b pjozms6 Qbsb d jnj{sm`mp{b. d idkjnd kj zib mgp{bnbïàd jní{sm`b gàd nej bkmbg{b. qdmp zi qsíkmd kmfl`mnijg{j í mozbn b dz{sd. bqjpbs kbp nmobïújp pjsji pjijnebg{jp' D kjpjged kj jprzjibp jní{sm`dp `dghdsij gdsibp sj`dijgkbkbp qjnb BCG[ í zib nmgozboji rzj kjxj pjs `dgej`mkb {bg{d qjndp jgojgejmsdp `did qjndp qsdfj{mp{bp j jnj{sm`mp{bp< qds{bg{d. í mgkmpqjgpâxjn b {dkdp dp rzj pj kjkm`bsji bd sbid jpqj`éfl`d kb jnj{sm`mkbkj' D jp{zkd kjp{jp jprzjibp dcfj{mxb `bqb`m{bs d jkz`bgkd b njs. mg{jsqsj{bs j juj`z{bs jprzjibp kj `ms`zm{dp jní{sm`dp. b fli kj rzj qdppbidp {sbgpqds{bs d rzj hdm jp`sm{d qjnd qsdfj{mp{b. pdc hdsib kj kjpjged gb qnbg{b cbmub. qbsb b dcsb b pjs juj`z{bkb' Dp kjpjgedp kbp qnbg{bp kj bsrzm{j{zsb. kdp kj{bnejp. j{`'. pàd hjm{dp gàd `di bp kmijgpújp sjbmp. qdmp jumomsmbi zi qbqjn kd {bibged kbrzmnd rzj jp{bidp jp{ bidp kjpjgebgkd' Gd `bpd kj zib qnbg{b cbmub. pjsmb {àd osbgkj rzj gàd `bcjsmb gd `ûidkd. bníi kj kmhé`mn kj njs' Kjpjgebidp brzmnd rzj kjpjfbidp. sjkzvmgkd {dkbp bp kmijgpújp qsdqds`mdgbnijg{j pjozgkd zib jp`bnb' Qdkjidp. qds jujiqnd. sjkzvms {dkbp mozbnijg{j 21 xjvjp' [jidp gjp{j `bpd zib jp`bnb kj 2621 %næ)pj6 zi qbsb kjv-' Hm`b `nbsd. qds{bg{d. rzj b jp`bnb í zib sjnbïàd jg{sj b kmijgpàd zpbkb qbsb sjqsjpjg{bs zi dcfj{d gd kjpjged j b pzb kmijgpàd sjbn' Bnozgp jujiqndp pjsxmsàd qbsb `nbsjbs dp `dg`jm{dp' 2d Jujiqnd ) Zi dcfj{d {ji 21 ij{sdp kj `diqsmijg{d' Pj pjz `diqsmijg{d hds sjqsjpjg{bkd gzi kjpjged qds 2 ij{sd. rzbn hdm b jp`bnb zpbkb4

3d Jujiqnd ) Pbcjidp rzj b jp`bnb zpbkb gzib qnbg{b cbmub í 26:1' Ijkmgkd. gd kjpjged. b nbsozsb kj zib pbnb jg`dg{sbidp 0.; `i' Rzbn b kmijgpàd sjbn kb pbnb4

ij{sdp jp{â sjqsjpjg{bkd gd kjpjged qds 3; `jg{éij{sdp. rzbn b jp`bnb zpbkb gd kjpjged4 K J P J G E D P

Pmicdndomb D {sbcbned sjnb`mdgb bp gdsibp gb`mdgbmp j mg{jsgb`mdgbmp kdp péicdndp kj ibmds zpd. `diqbsbkd b pmicdndomb csbpmnjmsb %BCG[`di b mg{jsgb`mdgbn %MJ@-. `di b bnjià %KMG- . j `di b gds{j)bijsm`bgb %BGPM- xmpbgkd hb`mnm{bs b idkmfl`bïàd kj kmbosbibp jprzjiâ{m`dp. pjozgkd bp gdsibp jp{sbgojmsbp. qbsb bp gdsibp csbpmnjmsbp. j bqsjpjg{bs bd qsdflppmdgbn b pmicdndomb `dssj{b ji zpd gd {jssm{ðsmd {jssm{ðs md gb`mdgbn' B pmicdndomb {ji qds dcfj{mxd jp{bcjnj`js péicdndp osâfl`dp rzj kjxji pjs zpbkdp qbsb. ji kjpjgedp {í`gm`dp dz kmbosbibp kj `ms`zm{dp kj `dibgkdp jnj{sdij`ãgm`dp. sjqsjpjg{bs `diqdgjg{jp j b sjnbïàd jg{sj jp{jp' B pmicdndomb bqnm`b) pj ojgjsbnmvbkbijg{j gdp `biqdp mgkzp{smbn. kmkâ{m`d j dz{sdp dgkj hb{dp kj gb{ zsj vb jní{ sm` b qsj` mpj i pjs jprzjib{mvbkdp osbfl`bijg{j' D pmogmfl`bkd j b pmicdndomb jp{àd kj b`dskd `di bp bcsjxmb{zsbp kbp qsmg`mqbmp gdsibp gb`mdgbmp j mg{jsgb`mdgbmp bkd{bkbp gb `dgp{szïàd j mgp{bnbïàd kj `diqdgjg{jp j ðsoàdp kdp pmp{jibp jní{sm`dp' Xjsjidp gjp{j iðkznd dp péicdndp zpbkdp

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Jujiqnd Jujiqnd kj qnbg{b cbmub