Read More About short circuit impedance of transformer

PS-ZK03 Kidhibiti cha Impedance cha Mzunguko Mfupi wa Transformer

Impedans ya mzunguko mfupi ni parameter muhimu ya transformer, na njia ya impedance ya mzunguko mfupi ni njia ya jadi ya kuhukumu deformation ya vilima. Kulingana na GB1094.5-2003 na IEC60076-5:2000, tofauti ya mwitikio wa mzunguko mfupi ndio kigezo pekee cha kutathmini ikiwa upepo wa transfoma umeharibika. Mtihani wa impedance wa mzunguko mfupi wa voltage ya chini ni njia ya moja kwa moja ya kuangalia ikiwa vilima vimeharibika baada ya transformer kuathiriwa na mzunguko wa mzunguko mfupi wakati wa operesheni, au baada ya transformer kuathiriwa na nguvu ya mitambo wakati wa usafiri na ufungaji. Ni muhimu kwa kuhukumu ikiwa transformer inaweza kuwekwa katika kazi. Pia ni moja ya msingi wa kuhukumu ikiwa kibadilishaji kinahitaji ukaguzi wa disassembly.

WASILIANA NA SASA PAKUA PAKIA KWENYE PDF

Maelezo

Lebo

Utangulizi wa Sehemu ya Uuzaji

1. Upimaji wa vikwazo vya awamu tatu vya mzunguko mfupi:
Onyesha voltage ya awamu ya tatu, awamu ya tatu ya sasa, nguvu ya awamu tatu; moja kwa moja kuhesabu asilimia ya voltage Impedans kubadilishwa kwa joto lilipimwa na lilipimwa sasa ya transformer, na asilimia ya makosa na impedance ya nameplate.
2. Upimaji wa impedance ya awamu moja ya mzunguko mfupi:
Pima impedance ya mzunguko mfupi wa kibadilishaji cha awamu moja.
3. Upimaji wa kizuizi cha mlolongo sifuri:
Kipimo cha impedance ya mlolongo wa sifuri kinafaa kwa transfoma yenye hatua ya neutral katika uunganisho wa nyota kwenye upande wa juu wa voltage.
4. Inaweza kupimwa moja kwa moja ndani ya kiwango cha kipimo kinachoruhusiwa cha chombo, na voltage ya nje na transfoma ya sasa inaweza kushikamana nje ya safu ya kipimo. Chombo kinaweza kuweka uwiano wa mabadiliko ya voltage ya nje na transfoma ya sasa, na kuonyesha moja kwa moja voltage iliyotumiwa na maadili ya sasa.
5. Chombo hiki huchukua rangi ya skrini kubwa ya LCD ya mguso ya azimio la juu, menyu ya Kichina, maongozi ya Kichina na utendakazi rahisi.
6. Chombo kinakuja na printa, ambayo inaweza kuchapisha na kuonyesha data.
7. Kumbukumbu iliyojengwa ndani isiyo na nguvu-chini, inaweza kuhifadhi seti 200 za data ya kipimo.
8. Chombo hicho kina kiolesura cha U disk kwa ajili ya kupata data ya mtihani.
9. Kalenda ya kudumu, kazi ya saa, urekebishaji wa wakati unaweza kufanywa.
10. Chombo kina upana wa kipimo, usahihi wa juu na utulivu mzuri; saizi ndogo na uzani mwepesi ni rahisi kwa kipimo.

Bidhaa Parameter

Voltage (safu otomatiki)	15 ~ 400V	± (kusoma × 0.2% + tarakimu 3)± 0.04% (fungu la visanduku)
Ya sasa (safu otomatiki)	0.10 ~ 20A	± (kusoma × 0.2% + tarakimu 3) ± 0.04% (masafa)
Nguvu	COSΦ>0.15	± (kusoma × 0.5% + tarakimu 3)
Mzunguko (mzunguko wa nguvu)	45-65(Hz)	Usahihi wa kipimo		±0.1%
Impedans ya mzunguko mfupi	0～100%	Usahihi wa kipimo		±0.5%
Rudia utulivu	tofauti ya uwiano <0.2%, tofauti ya angular <0.02°
Maonyesho ya chombo	tarakimu 5
Ulinzi wa sasa wa chombo	Jaribio la sasa ni kubwa kuliko 18A, relay ya ndani ya chombo imekatwa, na ulinzi wa overcurrent hutolewa.
Halijoto iliyoko	-10℃～40℃
Unyevu wa jamaa	≤85%RH
Nguvu ya kufanya kazi	AC 220V±10% 50Hz±1Hz
Vipimo	Mwenyeji	360290170(mm)	Sanduku la waya	360290170(mm)
Uzito	Mwenyeji	4.85Kg	Sanduku la waya	5.15KG

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