Yuav ua li cas ntsuas lub cev muaj zog tiv thaiv nrog multimeter
Ua ntej, disconnect lub hwj huam mov, disconnect lub hwj chim qaum, thiab kho lub multimeter mus rau Ω txoj hauj lwm. Yog hais tias lub cev muaj zog txuas nrog lub hnub qub, ib qho kev xeem txhuas txuas nrog lub hnub qub taw tes, thiab lwm qhov kev xeem cov hlau lead yog siv los ntsuas qhov ABC peb-theem windings raws li, thiab cov nqi kuj tau txais; Yog hais tias nws yog Rau lub cev muaj zog delta-txuas, tshem tawm qhov kev sib txuas thiab ntsuas lub taub hau thiab tus Tsov tus tw ntawm peb theem raws li, siv cov txheej txheem saum toj no.
Qhov tseem ceeb tshaj plaws yog ntsuas qhov tsis sib npaug ntawm qhov kev tawm tsam ntawm cov terminals, thiab xyuas seb puas muaj qhov luv luv ntawm cov terminals thiab cov casing.
Thaum ntsuas qhov tsis kam ntawm lub cev muaj zog winding, nws yog ib qho tsim nyog yuav tsum tau siv tus choj los ntsuas nws, vim tias qhov tsis kam ntawm winding yog me me, thiab nws feem ntau tsis raug ntsuas nrog multimeter.
Thaum ntsuas theem-rau-theem rwb thaiv tsev lossis theem-rau-hauv av rwb thaiv tsev ntawm lub cev muaj zog, lub megohmmeter yuav tsum tau siv, thiab cov rwb thaiv tsev yuav tsum tsis pub tsawg dua 0.5 megohm.
Yog tias koj xav ntsuas qhov rwb thaiv tsev hauv av ntawm lub cev muaj zog, koj yuav tsum siv megohmmeter los ntsuas nws. Lub tshuab hluav taws xob qis yog ntsuas nrog 500V megohmmeter, thiab qhov ntsuas tus nqi tsis tsawg dua 0.5 megohm. 2500V megohmmeter los ntsuas, ntsuas tus nqi yuav tsum tsis txhob qis dua 1 megohm / KV;
