GB/T 14711-2025 "Cov Kev Cai Kev Nyab Xeeb Dav Dav rau Cov Tshuab Hluav Taws Xob Me thiab Nruab Nrab" tau tso tawm rau lub Tsib Hlis 30, 2025, thiab yuav pib siv rau lub Kaum Ob Hlis 1. Tus qauv no hloov GB/T 14711—2013 "Cov Kev Cai Kev Nyab Xeeb Dav Dav rau Cov Tshuab Hluav Taws Xob Me thiab Nruab Nrab". Piv nrog rau xyoo 2013, nws tau hloov kho ntau yam hauv ntau qhov tseem ceeb, ua rau nws tsim nyog rau kev txhim kho tam sim no ntawm cov thev naus laus zis lub cev muaj zog thiab kev xav tau kev nyab xeeb.
Tus qauv no tau tshem tawm cov kab lus hais tias "rau cov cav me me uas tsim tawm raws li GB / T 5171, GB / T 12350 kuj tseem siv tau ua lub hauv paus ntsuas", thiab tib lub sijhawm, tau ntxiv cov cim thiab cov lus piav qhia txog cov kev cai rau cov kev pabcuam lub cev muaj zog, cov cav tswj qhov ceev zaus hloov pauv, thiab lwm yam, ua rau cov qauv ntsuas rau cov cav sib koom ua ke ntau dua thiab qhov tseem ceeb ntawm kev txheeb xyuas meej dua.
Nyob rau hauv cov nqe lus ntawmkev txuas hluav taws xob thiab kev sib txuas av, nws tau ntxiv cov kev cai rau cov thawv txuas hluav taws xob thiab cov khoom siv txuas hluav taws xob ntawm ntau lub cev muaj zog tshwj xeeb xws li AC / DC dual-purpose motors thiab AC motors saum 750V. Nws kuj tau ntxiv ib txoj hauv kev rau kev ntsuas qhov tsis kam ntawm av ntawm cov cav me me, daws qhov teeb meem ntawm qhov tsis muaj cov kev cai tam sim no sim hauv cov version dhau los.
Nyob rau hauv cov nqe lus ntawmcov xov hlau thiab cov ntaub ntawv, nws tau kho cov kev cai ntawm cov xov hlau sab hauv, qhia meej txog thaj chaw tsawg kawg nkaus thiab qhov yuav tsum tau ua kom muaj zog rau cov xov hlau ntawm lub cev muaj zog, hloov cov kev txwv kub rau kev txhawb nqa cov khoom siv hluav taws xob thiab cov bushings rwb thaiv tsev, thiab ntxiv "200 (N)" kev faib tawm thermal kom haum rau kev siv cov ntaub ntawv tshiab.
Nyob rau hauv cov nqe lus ntawmhluav taws xob rwb thaiv tsev thiab cov qauv,Tus qauv no tau txhim kho cov ntsuas kev ua tau zoo, cov txheej txheem sim thiab cov qauv xav tau rau lub cev muaj zog tiv thaiv cov pulses siab. Nws kuj tau ntxiv cov kev cai rau kev xeem txheeb xyuas ntawm hom I thiab hom II cov qauv rwb thaiv tsev. Hom I yuav tsum dhau qhov kev xeem tso tawm ib nrab, thaum hom II yuav tsum ua tau raws li qib impulse voltage thiab yuav tsum qhia txog qib rwb thaiv tsev IVIC. Qhov no ua rau muaj kev ntseeg siab ntawm lub kaw lus rwb thaiv tsev.
Nyob rau hauv cov nqe lus ntawm lubcov kev cai xeem, tsis yog tsuas yog cov cai tshiab rau kev ntsuam xyuas rau cov motors nrog cov kauj nres thiab cov motors tswj qhov ceev zaus hloov pauv hauv qhov kev sim tsim cua sov tau ntxiv, tab sis kuj muaj ntau yam kev ntsuas xws li DC voltage ntau yam rau kev ntsuas kev tiv thaiv rwb thaiv tsev, tus nqi tam sim no tripping ntawm overcurrent relay hauv lub transformer high-voltage hauv lub zog zaus withstand voltage xeem, thiab cov nqi ntsuam xyuas cuam tshuam rau qhov kev sim siab static ntawm lub zog muab hluav taws xob soft cable clamping device tau raug hloov kho. Tib lub sijhawm, cov nqi ntsuam xyuas rau qhov kev sim siab static ntawm lub zog muab hluav taws xob soft cable clamping device tau raug hloov kho kom ua rau qhov kev sim ntau dua raws li cov kev cai nyab xeeb tiag tiag.
Ntxiv rau, tus qauv ntxiv cov kab lus tshiab txog kev teeb tsa tag nrho ntawm lub cev muaj zog tsav tsheb sib xyaw rau kev tsav tsheb thiab kev tswj hwm, uas yuav tsum ua raws li cov kev cai ntawm GB / T 4208. Nws kuj ntxiv rau txoj kev ntsuas qhov av noo thiab cua sov tas li thiab qhia meej tias tom qab ntsuas qhov av noo thiab cua sov, yuav tsum tau ua qhov kev ntsuas tam sim no thiab kev ntsuam xyuas kev nyab xeeb. Qhov no yog los hloov kho rau qhov sib txawv ntawm kev sib koom ua ke ntawm lub cev muaj zog thiab txhim kho kev ua haujlwm kev nyab xeeb ntawm lub cev muaj zog hauv cov chaw tshwj xeeb.
Lub sijhawm tshaj tawm: Kaum Ib Hlis-29-2025