Linyang amachita zosiyanasiyanamita yamagetsikuyesa kuwonetsetsa kuti mtundu wa mita ukukwaniritsa miyezo yapadziko lonse lapansi.Tikuwonetsa mayeso athu akulu motere:
1. Mayeso a Chikoka cha Nyengo
Mikhalidwe ya mumlengalenga
ZINDIKIRANI 1 Kachigawo kakang'ono kamene kamachokera ku IEC 60068-1:2013, koma ndi mfundo zotengedwa ku IEC 62052-11:2003.
Muyezo wosiyanasiyana wa zinthu zakuthambo zochitira miyeso ndi mayeso
kukhala motere:
a) kutentha kozungulira: 15 °C mpaka 25 °C;
M'mayiko okhala ndi nyengo yotentha, wopanga ndi malo oyesera angavomereze kusunga
kutentha kwapakati pa 20 °C mpaka 30 °C.
b) chinyezi wachibale 45% mpaka 75%;
c) mphamvu ya mumlengalenga ya 86 kPa mpaka 106 kPa.
d) Pasakhale chisanu, mame, madzi oyaka, mvula, kuwala kwa dzuwa, ndi zina zotero.
Ngati magawo kuti ayezedwe zimadalira kutentha, kuthamanga ndi/kapena chinyezi ndi
lamulo la kudalira silikudziwika, mikhalidwe ya mumlengalenga yochitira miyeso
ndipo mayeso adzakhala motere:
e) kutentha kozungulira: 23 °C ± 2 °C;
f) chinyezi wachibale 45% mpaka 55%.
ZINDIKIRANI 2 Miyezo imachokera ku IEC 60068-1:2013, 4.2, kulolerana kwakukulu kwa kutentha ndi kusiyanasiyana kwa chinyezi.
Mkhalidwe wa zida
General
ZINDIKIRANI Gawo 4.3.2 likuchokera ku IEC 61010-1: 2010, 4.3.2, yosinthidwa ngati yoyenera metering.
Pokhapokha ngati zanenedwa mwanjira ina, mayeso aliwonse azichitika pazida zomwe zasonkhanitsidwa
ntchito yachibadwa, ndi pansi kuphatikiza osachepera yabwino ya zinthu zoperekedwa mu 4.3.2.2 kuti
4.3.2.10.Ngati mukukayika, kuyezetsa kudzachitika mophatikiza kuphatikiza kumodzi
Zoyenera
Kuti muthe kuyesa ena, monga kuyesa mu vuto limodzi, kutsimikizira
chilolezo ndi mtunda wa creepage poyeza, kuyika thermocouples, kuyang'ana
dzimbiri, chitsanzo chokonzekera mwapadera chingafunike ndipo / kapena pangafunike kudula
chithunzi chotsekedwa kwamuyaya chotsegulidwa kuti chitsimikizire zotsatira
A. Kutentha Kwambiri Mayeso
Kulongedza: palibe kulongedza, yesani m'malo osagwira ntchito.
Kutentha kwa mayeso: Kutentha kwa mayeso ndi +70 ℃, ndipo kulolerana ndi ± 2 ℃.
Nthawi yoyesera: 72 hours.
Njira zoyesera: tebulo lachitsanzo linayikidwa m'bokosi loyesera kutentha kwambiri, kutenthedwa mpaka +70 ℃ pamlingo wosaposa 1 ℃/min, kusungidwa kwa maola 72 mutatha kukhazikika, kenako kuzirala ku kutentha kwachidziwitso pamlingo wocheperapo. kuposa 1℃/min.Kenako, mawonekedwe a mita adayang'aniridwa ndipo cholakwika choyambirira chidayesedwa.
Kutsimikiza kwa zotsatira za mayeso: pambuyo pa mayeso, sikuyenera kukhala kuwonongeka kapena kusintha kwa chidziwitso ndipo mita ikhoza kugwira ntchito moyenera.
B. Mayeso Otsika Kutentha
Kulongedza: palibe kulongedza, yesani m'malo osagwira ntchito.
Kutentha kwa mayeso
-25 ± 3 ℃ (m'nyumba magetsi mita), -40 ± 3 ℃ (kunja magetsi mita).
Kuyesa nthawi:Maola 72 (wattmeter yamkati), maola 16 (wattmeter yakunja).
Njira zoyesera: Mamita amagetsi omwe amayesedwa adayikidwa muchipinda choyesera chotsika.Malinga ndi mtundu wamkati / wakunja wamagetsi amagetsi, adakhazikika mpaka -25 ℃ kapena -40 ℃ pamlingo wosaposa 1 ℃/min.Pambuyo pa kukhazikika, amasungidwa kwa maola 72 kapena 16, kenako amakwezedwa ku kutentha kwapamwamba pamlingo wosaposa 1 ℃/min.
Kutsimikiza kwa zotsatira za mayeso: pambuyo pa mayeso, sikuyenera kukhala kuwonongeka kapena kusintha kwa chidziwitso ndipo mita ikhoza kugwira ntchito moyenera.
C. Mayeso a Kutentha Kwachinyezimira
Kupakira: palibe kulongedza.
Mawonekedwe: Voltage dera ndi gawo lothandizira lotseguka kuti liwonetse mphamvu, dera lapano lotseguka
Njira ina: Njira 1
Yesani kutentha:+40±2℃ (wattmeter yamkati), +55±2℃ (wattmeter yakunja).
Nthawi yoyesera: 6 mikombero (1 kuzungulira maola 24).
Njira yoyesera: Miyendo yamagetsi yoyesedwa imayikidwa mu bokosi loyesera la chinyezi ndi kutentha, ndipo kutentha ndi chinyezi zimasinthidwa zokha malinga ndi chithunzi chosinthira kutentha ndi kutentha.Pambuyo pa masiku 6, chipinda cha kutentha ndi chinyezi chinabwezeretsedwa ku kutentha ndi chinyezi ndikuyima kwa maola 24.Kenako, mawonekedwe a mita yamagetsi adawunikidwa ndikuyesa mphamvu ya insulation ndi mayeso olakwika oyambira.
Zotsatira zoyesa zikuwonetsa kuti kusungunula kwa mita yamphamvu yamagetsi sikuyenera kusweka (mphamvu yamagetsi ndi 0,8 nthawi za matalikidwe otchulidwa), ndipo mita yamagetsi yamagetsi ilibe kuwonongeka kapena kusintha kwa chidziwitso ndipo imatha kugwira ntchito moyenera.
D. Chitetezo Kumatenthedwe a Dzuwa
Kulongedza katundu: palibe kulongedza, palibe ntchito.
Kutentha kwa mayeso: Kutentha kwapamwamba kwambiri ndi +55 ℃.
Nthawi yoyesera: maulendo atatu (masiku atatu).
Njira yoyesera: Nthawi yowunikira ndi maola 8, ndipo nthawi yamdima ndi maola 16 paulendo umodzi (kuchuluka kwa radiation ndi 1.120kW/m2±10%).
Njira yoyesera: Ikani mita yamagetsi pa bulaketi ndikuyilekanitsa ndi mita ina yamagetsi kuti musatseke gwero la radiation kapena kutentha kwachiwiri.Iyenera kuyikidwa mu bokosi loyezetsa cheza cha dzuwa kwa masiku atatu.Panthawi yoyatsa, kutentha m'chipinda choyesera kumakwera ndikukhalabe pamtunda wapamwamba kutentha +55 ℃ pamlingo woyandikira mzere.Panthawi yoyimitsa kuwala, kutentha m'chipinda choyesera kumatsika mpaka +25 ℃ pafupifupi pafupifupi mzere, ndipo kutentha kumakhalabe kokhazikika.Pambuyo pa mayeso, pangani kuyang'ana kowonekera.
Zotsatira zoyesa zikuwonetsa kuti mawonekedwe a mita yamagetsi, makamaka kuwonekera kwa chizindikiro, sikuyenera kusintha mwachiwonekere, ndipo chiwonetserocho chiyenera kugwira ntchito moyenera.
2. Mayeso a Chitetezo
Zida zoyezera mita ziyenera kugwirizana ndi chitetezo chotsatirachi
IEC 60529:1989:
• mamita amkati IP51;
Copyright International Electrotechnical Commission
Zoperekedwa ndi IHS pansi pa layisensi ndi IEC
Palibe kupanganso kapena maukonde ololedwa popanda chilolezo kuchokera ku IHS Not for Resale, 02/27/2016 19:23:23 MST
IEC 62052-31: 2015 © IEC 2015 - 135 -
ZINDIKIRANI 2 Mamita okhala ndi zonyamulira zonyamula zizindikiro zolipirira ndizogwiritsidwa ntchito m'nyumba pokhapokha, pokhapokha
mwanjira ina yofotokozedwa ndi wopanga.
• mita yakunja: IP54.
Pamamita okwera pamakina, pomwe gulu limapereka chitetezo cha IP, miyeso ya IP imagwira ntchito pa
mbali za mita zowonekera kutsogolo kwa (kunja) kwa magetsi.
ZINDIKIRANI Zigawo za mita 3 kuseri kwa gululo zitha kukhala ndi IP yotsika, mwachitsanzo IP30.
A: Mayeso otsimikizira fumbi
Mulingo wachitetezo: IP5X.
Mchenga ndi fumbi likuwomba, ndiko kuti, fumbi silingalephereke kwathunthu kulowa, koma kuchuluka kwa fumbi lolowa kuyenera kusakhudza magwiridwe antchito amagetsi amagetsi, sayenera kukhudza chitetezo.
Zofunikira pa mchenga ndi fumbi: talc youma yomwe imatha kusefedwa kudzera mu sieve yapakati pa dzenje ndi mainchesi a 75 m ndi waya awiri a 50 m.Kuchuluka kwa fumbi ndi 2kg/m3.Kuonetsetsa kuti mayeso fumbi kugwa wogawana ndi pang'onopang'ono pa mayeso magetsi mita, koma pazipita mtengo sadzapitirira 2m/s.
Zinthu zachilengedwe m'chipinda choyesera: kutentha m'chipindacho ndi +15 ℃ ~ + 35 ℃, ndi chinyezi chachibale ndi 45% ~ 75%.
Njira yoyesera: Mamita amagetsi ali pamalo osagwira ntchito (palibe phukusi, palibe magetsi), olumikizidwa ndi chingwe chofananira chautali wokwanira, wokutidwa ndi chivundikiro cha terminal, chopachikidwa pakhoma lofananira la chipangizo choyesa umboni wa fumbi, ndikunyamulidwa. kuyesa kwa mchenga ndi fumbi, nthawi yoyesera ndi maola 8.Voliyumu yonse ya ma watt-ola mita sayenera kupitirira 1/3 ya malo ogwira ntchito a bokosi loyesera, malo apansi sayenera kupitirira 1/2 ya malo opingasa ogwira mtima, ndi mtunda wapakati pa mayeso a watt-hour metres ndi khoma lamkati la bokosi loyesa siliyenera kukhala lochepera 100mm.
Zotsatira zoyesa: Pambuyo pa mayeso, kuchuluka kwa fumbi lolowa mu mita ya ola la watt sikuyenera kukhudza ntchito ya mita ya ola la watt, ndikuyesa kuyesa kwamphamvu pa mita ya ola la watt.
B: Madzi - mayeso otsimikizira - mita yamagetsi yamkati
Mulingo wachitetezo: IPX1, kudontha koyima
Zida zoyesera: zida zoyeserera kudontha
Njira yoyesera:Ma watt-hour mita ali m'malo osagwira ntchito, popanda kulongedza;
Mamita amagetsi amalumikizidwa ndi chingwe cha analogi chautali wokwanira ndikuphimba ndi chivundikiro chomaliza;
Ikani mita yamagetsi pakhoma la analogi ndikuyiyika pa turntable ndi liwiro lozungulira 1r / min.Mtunda (eccentricity) pakati pa olamulira a turntable ndi olamulira a mita yamagetsi ndi pafupifupi 100mm.
Kutalika kodontha ndi 200mm, dzenje lodontha ndi lalikulu (20mm mbali iliyonse) lokhazikika, ndipo kuchuluka kwamadzi odontha ndi (1 ~ 1.5) mm/min.
Nthawi yoyesera inali 10min.
Zotsatira za mayeso: pambuyo pa mayeso, kuchuluka kwa madzi omwe amalowa mu mita ya ola la watt sikuyenera kukhudza ntchito ya mita ya ola la watt, ndikuyesa kuyeserera kwamphamvu pa mita ya ola la watt.
C: Madzi - mayeso otsimikizira - mita yamagetsi akunja
Mulingo wachitetezo: IPX4, kuthira, kuwaza
Zida zoyesera: chitoliro chogwedezeka kapena mutu wa sprinkler
Njira yoyesera (pendulum chubu):Ma watt-hour mita ali m'malo osagwira ntchito, popanda kulongedza;
Mamita amagetsi amalumikizidwa ndi chingwe cha analogi chautali wokwanira ndikuphimba ndi chivundikiro chomaliza;
Ikani mita yamagetsi pa khoma loyerekeza ndikuyiyika pa benchi yogwirira ntchito.
Chubu cha pendulum chimasinthasintha 180 ° mbali zonse ziwiri za mzere woyimirira ndi nthawi ya 12s pa kugwedezeka kulikonse.
Mtunda waukulu pakati pa dzenje lotulukira ndi malo a mamita a maola a watt ndi 200mm;
Nthawi yoyesera inali 10min.
Zotsatira za mayeso: pambuyo pa mayeso, kuchuluka kwa madzi omwe amalowa mu mita ya ola la watt sikuyenera kukhudza ntchito ya mita ya ola la watt, ndikuyesa kuyeserera kwamphamvu pa mita ya ola la watt.
3. Mayeso a Electromagnetic Compatibility Test
Kuyesedwa kwa chitetezo chamthupi cha Electrostatic discharge
Zoyeserera:Yesani ndi zida zapamwamba za tebulo
Ma watt-hour mita akugwira ntchito: chingwe chamagetsi ndi chingwe chothandizira amalumikizidwa ndi voteji ndi mphamvu
Tsegulani dera.
Njira yoyesera:Kutulutsa kulumikizana;
Mphamvu yoyesera: 8kV (kutulutsa mpweya pa 15kV test voltage ngati palibe zitsulo zowululidwa)
Nthawi zotulutsa: 10 (pamalo ovuta kwambiri a mita)
Kutsimikiza kwa zotsatira za mayeso: pakuyesa, mita sayenera kupanga kusintha kwakukulu kuposa X unit ndipo zotulukapo siziyenera kutulutsa semaphore yokulirapo kuposa yofananira X yoyezera.
Zolemba pakuwunika mayeso: mita simawonongeka kapena kutumiza ma pulse mwachisawawa;Wotchi yamkati sayenera kulakwitsa;Palibe code mwachisawawa, palibe masinthidwe;Zosintha zamkati sizisintha;Kuyankhulana, kuyeza ndi ntchito zina zidzakhala zachilendo pambuyo pomaliza mayeso;Kuyesa kwa 15kV kutulutsa mpweya kuyenera kuchitidwa pamgwirizano pakati pa chivundikiro chapamwamba ndi chipolopolo chapansi cha chida.Jenereta ya electrostatic sayenera kukoka arc mkati mwa mita.
B. Kuyesedwa kwa Chitetezo ku Electromagnetic RF Fields
Zoyeserera
Yesani ndi zida zapakompyuta
Kutalika kwa chingwe chowonekera kumunda wamagetsi: 1m
pafupipafupi osiyanasiyana: 80MHz ~ 2000MHz
Kusinthidwa ndi 80% amplitude modulated carrier wave pa 1kHz sine wave
Njira yoyesera:Mayesero ndi panopa
Mizere yamagetsi ndi mizere yothandizira imagwiritsidwa ntchito ngati voteji
Panopa: Ib (In), cos Ф = 1 (kapena sin Ф = 1)
Mphamvu yoyeserera yosasinthika: 10V/m
Kutsimikiza kwa zotsatira za mayeso: dpoyesa mayeso, mita yamagetsi yamagetsi sayenera kusokonezedwa ndipo kuchuluka kwa kusintha kolakwika kuyenera kukwaniritsa zofunikira.
Nthawi yotumiza: Dec-23-2020