ESPECIALIDAD: ELECTRICISTA INDUSTRIAL DUAL 2009 – 1, CUARTO SEMESTRE 1)
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Un mot motor or de de CA CA con con! !me me " 220 220 #, #, $0 $0 %&, %&, !n" !n" 'otenc 'otenc(" (" "'"ren "'"rente te de 00 #A* #A* S( e+ "ctor "ctor de 'otenc(" e de 0*- .C!"+ er/ +" 'otenc(" "ct(" "or(d" ") 20 3 4* ) 520 3* c) 160 3* d) -0 3* e) NA Un moto motorr !n(e !n(er r"+ "+ cone conect ct"d "do o " !n" red red de 220 #, $0%&, e+ motor con!me *2 Am'* Con !n "t7metro e m(de !n" 'otenc(" de 603 *.C!"+ er/ e+ co 8 ") 0*-$* ) 0*-1* c) 0*695* d) 0*1$9* e) NA E+ motor motor de "cc(o "cc(on"m n"m(en (ento to de de !n !n torn torno o con!m con!me e " 220 #, $0 %&, !n" corr(ente de 5*6 A, !n "ct "ctor or de 'ote 'otenc nc(" (" de 0*0*- .C!" .C!"++ er/ er/ +" (nten(d"d re"ct(" ") 2*62 Ar* ) 2*- Ar* c) 2*$ Ar* d) 2*2$ Ar* e) NA A !n" !n" ten(; ten(;n n "+tern "+tern" " de 220# 220#, $0%&, $0%&, e e conect conect" " !n conden"dor con +" c"'"c(d"d de -!<, .C!/+ e +" corr(ente en +" +7ne" ") 0*609 A* ) 0*95 A* c) 0* 0*$$5 $$5 A* d) 0*1$9 A* e) NA En cone= cone=(;n (;n tr(" tr("n>! n>!+o +o !n ?orn ?orno o "ore "ore de de +" red red de 5-0# !n" 'otenc(" de 9@3 .C!"+ er/ +" re(tenc(" de "e ") -$ 4* ) -1 4* c) 1$90 4* d) -*14* *14* e) NA En cone= cone=(;n (;n tr(" tr("n>! n>!+o +o !n ?orn ?orno o "ore "ore de de +" red red de 5-0# !n" 'otenc(" de 9@3 .C!"+ er/ +" 'otenc(" "e en cone=(;n etre++" ") -$0 3* ) -1 3* c) 1$90 3* d) 1000 3* e) NA Un >ener >ener"do "dorr de corr(e corr(ente nte tr( tr(/(c /(c" " conect conect"do "do en etre++" 'rod!ce !n" ten(;n de +7ne" de 00#, .C!"+ er/ +" ten(;n (nd!c(d" en c"d" "e ") 251 #* ) 692 #* c) 5-0 #* d) 0 #* e) NA L" L" tre e'(r e'(r"+ "+e e de c"+e c"+e"c "cc( c(;n ;n,, de !n" !n" term" term" e+ctr(c" e+ctr(c" et/n conect"d" conect"d" en etre++" etre++" " 5-0#, 5-0#, con!me con!men n 9*1A, 9*1A, .C!"+ .C!"+ er/ er/ +" re(t re(tenc enc(" (" de "e
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") 1* 4* ) 2* 2*2 2 4* c) 12*1 4* d) 56*- 4* e) NA Un c"+e c"+ent nt"d "dor or tom" tom" de +" red red de 5-0# 5-0#, $0%& $0%&,, en cone=(;n tr("n>!+o 56*$ A.C!"+ er/ +" 'otenc(" de+ c"+ent"dor ") 19 @3* ) 29 @3* c) 2 @3* d) $ @3* e) NA Un" Un" c"+e c"+e"c "cc( c(;n ;n et" et" cone conect ct"d "d" " en tr(/ tr(/n> n>!+ !+o o " 5-0#, +" re(tenc(" de !n" "e e de $04 .C!"+ er/ +" 'otenc(" tot"+ ") 1*9 @3* ) -*69 @3* c) 11*0 @3* d) *5 @3* e) NA Un c"+ent" c"+ent"dor dor et" et" conect"d conect"do o " +" red de 5-0#, 5-0#, $0%&, tom" en cone=(;n tr("n>!+o 56*$A .C!"+ er/ +" 'otenc(" de "e ") 15*- @3* ) *6 @3* c) 2*5 @3* d) - @3* e) NA Un" Un" om om" " '"r" '"r" ">!" "cc(on "cc(on"d "d" " 'or 'or !n motor motor tr(/(co " 5-0#, tom" !n" corr(ente de 2*2A *S( e+ "ct "ctor or de 'ote 'otenc nc(" (" e de 0*9 0*9 .C!" .C!"++ er/ er/ +" 'otenc(" "ct(" ") 11 11 3* ) -56 3* c) 660 3* d) 5-0 3* e) NA E+ motor motor de !n" re"do re"dor" r" "ore "ore de +" red de 5-0B220 #, !n" 'otenc(" "ct(" de 2*2@3, ( e+ "ct "ctor or de 'ote 'otenc nc(" (" e de 0*-1 0*-1,, .C!" .C!"++ er/ er/ +" (nten(d"d en +" +7ne" de "+(ment"c(;n ") *- A* ) -*56 A* c) *15 A* d) 1*- A* e) NA Un motor motor de CA conect"d conect"do o " +" red de 5-0#B220 5-0#B220 #, $0%&* S( ! e+oc(d"d de >(ro nom(n"+ e de 1$0 r'm* .C!"+ er/ ! de+(&"m(ento con c"r>" nom(n"+ ") 5*55* ) 5*55* c) $0* d) 0*$* e) NA L" e+oc(d"d e+oc(d"d de >(ro nom(n"+ nom(n"+ de !n motor motor tr(/(co tr(/(co con rotor de "n(++o de+(&"nte e de 960 r'm, conect"do " +" red de 5-0#, $0%&, .! "+or t(ene +" rec!enc(" de+ rotor "+ conect"r ") 2 %&* ) 2$ %&* c) $0 %&*
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d) 60 %&* e) NA Un motor tr(/(co conect"do en tr(/n>!+o orece !n" re(tenc(" de 6 Ω entre U#, U3 #3, re'ect("mente* .C!"+ er/ +" re(tenc(" en !n" de ! "e ") 5 4* ) 6 4* c) 9 4* d) 12 4* e) NA P"r" med(r +" rec!enc(" de >(ro e !e+en em'+e"r* SeF"+e +" "+tern"t(" (ncorrect" ") G"rrer" ;'t(c"* ) Sond" de ?"++* c) T"c;metro de m"no* d) Hener"dore t"comtr(co* e) N A En re+"c(;n "+ PAR de +" !er&"* SeF"+e e+ en!nc("do (ncorrecto de+ PAR* ") M G I L & * ) M < * c) M G I L* d) M N m* e) NA En re+"c(;n " +" POTENCIA mec/n(c" de !n" m"J!(n" e+ctr(c"* SeF"+e e+ en!nc("do (ncorrecto* ") P 3 B t* ) P < * c) P 2 π n M* d) P < B t e) NA E+ d(co de !n cont"dor >(r" -1 ece en 5 m(n!to* .C!/nto "+e ! rec!enc(" de >(ro* SeF"+e +o (ncorrecto* ") 02 r'm* ) 2 1Bm(n* c) 0*$ 1B* d) Tod"* e) NA .De J!e m">n(t!d de'ende +" e+oc(d"d de+ 'er7metro de !n eKe SeF"+e e+ en!nc("do (ncorrecto* ") L" rec!enc(" de >(ro de+ r"d(o* ) De+ r"d(o e+ '"r* c) De+ '"r +" rec!enc(" de >(ro* d) De +" r'm* e) NA
22) C!"nto "+e e+ de+(&"m(ento en !n motor "7ncrono tr(/(co de do '"re de 'o+o c!o rotor >(r" " 1$0 r'm, con !n" rec!enc(" de $0 %&, SeF"+e e+ en!nc("do correcto* ") 1$00 r'm* ) 0*055 c) $0 r'm* d) 5*5 * e) NA 25) P"r" +o motore "7ncrono *.C!"+ de +" (>!(ente "(rm"c(one e "+" ") C!"ndo e+ rotor et" en re'oo e con(der" "+ motor como !n tr"norm"dor* ) P"r" +" e+oc(d"d de (ncron(mo +" ten(;n (nd!c(d" er/ n!+"*
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Con e+ rotor tr""do, +" rec!enc(", de +" ten(;n (nd!c(d" +" ten(;n en e+ et"tor on (>!"+e* d) E+ "+or de +" ten(;n (nd!c(d" con e+ rotor en re'oo de'ende de +" ten(;n de+ et"tor* e) NA P"r" +o motore "7ncrono *.C!"+ de +" (>!(ente "(rm"c(one e erd"der" ") E+ c"m'o >(r"tor(o e+ rotor >(r"n (em're en ent(do o'!eto* ) E+ c"m'o >(r"tor(o e+ rotor >(r"n (em're en e+ m(mo ent(do* c) E+ c"m'o >(r"tor(o e+ rotor >(r"n (em're en (ncron(mo* d) Tod"* e) NA E+ t(em'o de reo+!c(;n de+ c"m'o >(r"tor(o en !n motor de c!"tro 'o+o e de: ") 1T* ) 2T* c) 5T* d) T* e) NA En +o motore "7ncrono* .C!"+ de +" (>!(ente "(rm"c(one e "+" ") E+ de"n"do de+ (nd!c(do e com'one de "rr" de ronce !nd(d" d(rect"mente en +" r"n!r"* ) P"r" meKor"r e+ '"r de "rr"nJ!e +" "rr" e d('onen +(>er"mente (nc+(n"d" re'ecto "+ eKe de+ rotor* c) E+ entre?(erro e de 0*2 " 1 mm* d) L" "+et" de +o "n(++o term(n"+e (ren '"r" (m'e+er e+ c"+or de(do " +" 'erd(d" e) N A Lo "+ore m/ (m'ort"nte en +" e+ecc(;n de +o motore "7ncrono, on: .C!"+ de +" (>!(ente "(rm"c(one e "+" ") E+ "ctor de 'otenc("* ) E+ rend(m(ento* c) L" rec!enc(" de >(ro* d) L" ten(;n* e) N A En +o motore "7ncrono con e+ "!mento de c"r>"* .C!"+ de +" (>!(ente "(rm"c(one e "+" ") A!ment" e+ rend(m(ento* ) A!ment" +" rec!enc(" de >(ro* c) A!ment" e+ "ctor de 'otenc("* d) A!ment" e+ de+(&"m(ento* e) NA* En +o motore "7ncrono +o "+ore m" "or"+e '"r" e+ !nc(on"m(ento nom(n"+, e ot(enen c!"ndo e+ 'rod!cto *******e m/=(mo: .C!"+ de +" (>!(ente "(rm"c(one e +" correct" ") Rend(m(ento "ctor de 'otenc("* ) Ten(;n e (nten(d"d* c) Potenc(" rend(m(ento* d) <"ctor de 'otenc(" 'otenc("* e) NA En +o >ener"dore 7ncrono de '"re de 'o+o* .C!"+ er/ +" rec!enc(" de >(ro '"r" !n" rec!enc(" de red de $0 %& ") 555*5 r'm* ) 5$ r'm* c) 2-*6 r'm*
d) $00 r'm* e) NA* 51) En +o >ener"dore 7ncrono de 5 '"re de 'o+o* .C!"+ er/ +" rec!enc(" de >(ro '"r" !n" rec!enc(" de red de $0 %& ") 5000 r'm* ) 1$00 r'm* c) 1000 r'm* d) $0 r'm* e) NA* 52) En +o >ener"dore 7ncrono* .C!"+ de +" (>!(ente "(rm"c(one e "+" ") L" ten(;n en c(rc!(to "(erto, de'ende de +" (nten(d"d de e=c(t"c(;n* ) L" ten(;n en c(rc!(to "(erto, de'ende de +" (nd!cc(;n m">nt(c"* c) P"r" !n" (nten(d"d de e=c(t"c(;n n!+" e (nd!c(r/ !n" ten(;n de(d" "+ m">net(mo rem"nente* d) L" m"or7" de >ener"dore 7ncrono on de (nd!ctor (Ko* e) NA*
55) P"r" +" cone=(;n en '"r"+e+o de "+tern"dore tr(/(co, e dee tener en c!ent"** .C!"+ de +" (>!(ente "(rm"c(one e "+" ") L" rec!enc("* ) L" 'otenc("* c) L" ten(;n* d) L" !ce(;n de "e* e) NA 5) P"r" +" cone=(;n en '"r"+e+o de "+tern"dore tr(/(co, on nece"r(o +o (>!(ente "cceor(o e (ntr!mento* .C!"+ de +" (>!(ente "(rm"c(one e "+" ") #o+t7metro* ) (r"tor(o* e) NA 5$) De'! de +" cone=(;n en '"r"+e+o e re"+(&" +" d(tr(!c(;n de c"r>" de +o "+tern"dore* .C!"+ de +" (>!(ente "(rm"c(one e "+" ") #"r("ndo +" (nten(d"d de e=c(t"c(;n* ) L" 'otenc(" de +" m"J!(n" motr(&* c) #"r("ndo +" (nten(d"de de +" c"r>"* d) #"r("ndo +" ten(;n de e=c(t"c(;n* e) NA 56) P"r" +" cone=(;n en '"r"+e+o de "+tern"dore tr(/(co, e dee tener en c!ent"** .C!"+ de +" (>!(ente "(rm"c(one e erd"der" ") E+ "ctor de 'otenc("* ) L" 'otenc("* c) E+ rend(m(ento* d) L" !ce(;n de "e* e) NA 5) En +o >ener"dore 7ncrono* .C!"+ de +" (>!(ente "(rm"c(one e "+" ") S! 'otenc(" e (nd(c" en @3* ) Se (m'!+"n con t!r(n" de >"* c) L" ten(;n nom(n"+ " de !no o+t(o " ?"t" 2 @#* d) L" rec!enc(" " de ?"t" 00 %&* e) N A
