Electromagnetic starters 220 V yog hloov hom khoom siv uas tsim los pib lub cav. Lawv kuj muaj lub luag haujlwm rau nws txoj kev tiv thaiv. Cov yam ntxwv ntawm electromagnetic starters yog txawv heev.
Qee qhov kev hloov kho tuaj yeem ua haujlwm hauv kev hloov pauv tam sim no. Txhawm rau kom nkag siab qhov teeb meem no kom ntxaws ntxiv, koj yuav tsum xav txog cov khoom siv tseem ceeb.
Daim ntawv thov kev hloov pauv ib theem
pib ntawm hom no, raws li txoj cai, yog siv hauv kev lag luam. Koj tuaj yeem ntsib lawv ntawm drilling thiab milling tshuab. Lawv kuj tsim nyog rau motors nrog squirrel-cage rotors. Kev sib txuas ntawm lub tshuab hluav taws xob hluav taws xob, raws li txoj cai, yog ua los ntawm cov pa relay. Nyob rau hauv cov ntaub ntawv no, lub rectifier yuav xav tau ib tug qhib hom nrog high tam sim no conductivity.
Yog tias peb xav txog 5 kW lub cev muaj zog, tom qab ntawd qhov ntsuas qhov ntsuas yuav tsum yog tsawg kawg 50 ohms. Nyob rau hauv lem, qhov pib voltage yuav tsum nyob rau theem ntawm 25 watts. Hauv qee kiskev sib txuas ntawm starters ntawm hom no yog nqa tawm los ntawm converters. Hauv qhov no, kenotrons yog siv. Lawv yog tsim nyob rau hauv mem tes thiab zaus hom. Thawj qhov kev xaiv feem ntau yog siv hauv kev tsav tsheb. Yog tias peb xav txog zaus kenotrons, ces lawv raug ntsia rau ntawm cov khoom siv fais fab.
Device ntawm ob-theem qauv
qauv ntawm hom no yog tsim rau cov cav nrog phau ntawv pib. Lub 220V electromagnetic oob khab txuas nrog DIN rail los ntawm ib tus ncej transceiver. Ib tug expander yuav tsum tau nrog broadband transistors. Qee zaum, siv cov dinistors.
Yog tias peb xav txog lub tshuab hluav taws xob qis, ces koj tuaj yeem txuas lub oob khab yam tsis muaj qhov nthuav dav. Nyob rau hauv cov ntaub ntawv no, qhov tso zis tsis kam qhia fluctuates nyob ib ncig ntawm 30 ohms. Qhov nruab nrab, qhov pib voltage ntawm winding tsis tshaj 15 watts. Insulators yuav siv rau kev nyab xeeb ntawm kev pib.
Txuas peb-theem cov khoom siv
Cov qauv ntawm hom no tsuas yog ua haujlwm hauv DC network xwb. Haum peb-theem oob khab (electromagnetic) 220V rau motors nrog squirrel-cage rotors. Tsis tas li, cov cuab yeej siv tau nquag siv rau cov tshuab drilling thiab ntau yam xovxwm. Qhov nruab nrab, qhov ntsuas qhov ntsuas hluav taws xob tsis tshaj 20 watts. Nyob rau hauv cov nqe lus ntawm kev tiv thaiv systems, starters yog txawv heev. Rau kev nyab xeeb ntawm kev siv lub cuab yeej, zener diodes yog siv.
Yog tias peb xav txog lub cav txheem nrogrotor ntawm 3 kW, ces kev sib txuas yog tsim los ntawm ib tug relay nrog ib tug tam sim no conductivity ntawm 5.7 microns. Qhov nruab nrab, cov zis tsis kam yog 45 ohms. Yog hais tias peb tham txog cov cav nrog lub hwj chim ntawm 10 kW los yog ntau tshaj, ces cov starters txuas nrog kev koom tes ntawm haib dinistors. Nws tseem ceeb heev uas yuav tsum nco ntsoov tias cov insulators yog siv nrog windings. Qhov ntsuas qhov ntsuas hluav taws xob yog 30 W. Nyob rau hauv lem, cov zis impedance ntawm lub Circuit Court tsis tshaj 15 ohms. Nws tseem yuav tsum tau muab sau tseg tias qhov siab tshaj qhov siab nyob ntawm chav kawm ntawm lub cav tiv thaiv kab mob.
qauv rau synchronous motors
220 V starters rau synchronous motors yog tsim nrog lub thawv davhlau ya nyob twg. Cov cuab yeej siv tau siv hauv presses thiab tshuab cuab yeej. Tus qauv pib xov kab kos duab xav tias siv ib tus ncej transceiver. Lub rectifier tsis tshua siv nyob rau hauv rooj plaub no. Yog hais tias peb tham txog 5 kW lub cev muaj zog, ces lub dinistor yog xaiv raws li ib tug expansion hom. Nyob rau hauv cov ntaub ntawv no, cov zis impedance ntawm lub starter tsis tshaj 40 ohms. Nyob rau hauv lem, qhov pib voltage yog nyob rau theem ntawm 35 watts. Raws li txoj cai, qhov taw qhia overload tsis pub dhau 3.5 A.
Yog tias peb xav txog 15 kW lub cev muaj zog, lawv tsuas yog txuas los ntawm kev hloov pauv. Raws li txoj cai, lawv raug muag nrog high bandwidth. Nyob rau hauv cov ntaub ntawv no, lub limiting voltage ntawm winding fluctuates nyob ib ncig ntawm 40W. Nyob rau hauv lem, cov zis impedance tsis tshaj 14 ohms. Tus nqi tshaj yog nyob ntawm qhov kev tiv thaiv lub cev muaj zog.
Daim ntawv thov pibinduction motors
Starters rau asynchronous motors muaj nyob nrog kev txav thiab ruaj hom kev sib cuag. Raws li txoj cai, cov cuab yeej txuas nrog ntawm lub tshuab hluav taws xob qis. Hauv qhov no, lub relay tsis siv. Qhov ntsuas hluav taws xob tsis pub dhau 10 W. Nyob rau hauv lem, cov zis tsis kam ntawm lub winding yog tsawg kawg yog 20 ohms. Txawm li cas los xij, nws tseem ceeb heev uas yuav tsum xav txog lub zog ntawm lub cav.
Yog tias peb tham txog 5 kW kev hloov kho, ces kenotrons tau siv los ua kom ruaj khov ntawm cov cuab yeej ua haujlwm. Qee qhov pib yog nruab nrog dinistors, uas yog tsau rau ntawm lub thawv davhlau ya nyob twg. Nyob rau hauv cov ntaub ntawv no, qhov pib voltage parameter yog kwv yees li 40 W. Nyob rau hauv lem, cov zis impedance yog 35 ohms.
Txheej txheem ntawm high-voltage motor pib qauv
Pib ntawm hom no tsuas yog tsim los ntawm kev txav chaw. Scope ntawm cov cuab yeej yog dav heev. Ntau qhov kev hloov kho tau txuas nrog cov motors los ntawm cov thawv ntawv davhlau ya nyob twg, uas nyob rau hauv qab ntawm cov qauv. Zener diodes yog siv los tswj cov txheej txheem. Yog tias peb tham txog kev pib nrog kev tiv thaiv, ces lawv siv cov insulators.
ABB series
Starter (electromagnetic) 220V ntawm cov koob no muaj qhov ntsuas siab dhau. Cov cuab yeej siv tsuas yog rau asynchronous motors. Rau kev tsav tsheb, cov qauv yog qhov zoo tagnrho. Kev hloov kho yog txuas ncaj qha los ntawm cov xov hlau qis. Rectifiers feem ntau yogqhib hom siv. Switched expanders yog siv los tswj cov motors. Yog tias peb xav txog 8 kW lub cev muaj zog, ces qhov ntsuas qhov ntsuas hluav taws xob hloov pauv ntawm 22 watts. Raws li txoj cai, cov zis impedance tsis tshaj 12 ohms.
Schneider Launcher
Starter (electromagnetic) 220V ntawm hom no muaj peev xwm ua haujlwm hauv DC network. Lub overload parameter yog 20 A. Yog hais tias peb tham txog 5 kW motors, ces cov cuab yeej txuas nrog ib tug relay. Dinistor raug tso cai siv tsuas yog hom expansion. Tom qab kho lub thawv davhlau ya nyob twg, lub insulator yog tsau. Tus nqi hluav taws xob hluav taws xob no (tus nqi lag luam) hauv cheeb tsam ntawm 16 txhiab rubles.
Cov khoom siv rau cov nkoj hiav txwv
Marine starters feature hlau phaj hu. Hauv qhov no, cov transceivers yog siv nrog daim hlau. Orthogonal hom modulators yog siv los txuas cov khoom siv. Insulators xav tau rau kev ua haujlwm ruaj khov.
Kenotron rau oob khab (electromagnetic) 220V tsuas yog haum rau hom mem tes. Yog tias peb tham txog lub zog nruab nrab ntawm lub cev muaj zog, ces qhov ntsuas qhov ntsuas hluav taws xob hloov pauv nyob ib puag ncig 40 watts. Qhov ncaj qha tso zis impedance yog hais txog 22 ohms. Tus nqi tshaj yog nyob ntawm qhov kev tiv thaiv ntawm lub cav xwb.
Hloov kho rau 25 A
Electromagnetic oob khab 220V 25A feem ntau yog ua nrog kev sib cuag. Ntau qhov kev hloov kho yog nruab nrog cov khoom zookev tiv thaiv. Cov khoom siv no tsim nyog rau synchronous motors ntawm ntau lub peev xwm. Yog hais tias peb xav txog configurations rau 5 kW, ces kev sib txuas yog ua los ntawm ib tug pa relay. Zener diodes yog siv los tiv thaiv lub cuab yeej.
Ib txhia rooj plaub yog siv cov hom orthogonal modulators. Yog hais tias peb tham txog lub hwj chim loj motors, ces lub relay yuav tsum tau coj mus ua ke nrog lub transistor. Nyob rau hauv rooj plaub no, lub dinistor yuav xav tau ib tug high wired hom. Qhov nruab nrab, qhov pib voltage parameter tsis ntau tshaj 30 watts. Cov zis impedance rau pib ntawm hom no tsis pub tshaj 14 ohms.
yam ntxwv ntawm 40 A qauv
Electromagnetic starter 220V 40A feem ntau pom nyob rau hauv khw. Terminal thawv nyob rau hauv ntau yam kev hloov kho yog ua nrog ib tug tiv thaiv system. Kev sib kis ntawm cov cuab yeej hloov pauv ib puag ncig 5.5 microns. Txhawm rau txuas lub cuab yeej, lub thawv davhlau ya nyob twg nrog cov neeg siv tau siv. Yog hais tias peb xav txog configurations rau lub collector lub cev muaj zog, ces lub relay yuav siv tau nrog tsawg tam sim no conductivity. Nyob rau hauv cov ntaub ntawv no, cov zis impedance yuav muaj tsawg kawg yog 15 ohms. Nyob rau hauv lem, qhov pib voltage yog 35 W.
Yog tias peb xav txog kev hloov kho rau stepper motors, ces expansion dinistors yog siv los txuas cov khoom siv. Nyob rau hauv cov ntaub ntawv no, lub relay yog siv nrog ib tug high tam sim no conductivity ntawm 6 microns. Cov zis impedance nyob rau hauv Circuit Court fluctuates nyob ib ncig ntawm 40 ohms. Qhov pib voltage, nyob rau hauv lem, tsis tshaj 28 W.
