Huahana Kūʻai Point Introduction
- 1、ʻO nā hana piha, ʻaʻole i hoʻokō wale i nā hiʻohiʻona excitation (ʻo ia hoʻi nā hiʻohiʻona volt-ampere), ka hoʻololi ʻana, ka polarity, ke kūpaʻa ʻana o ka lua, ka ukana lua, ka ʻokoʻa ratio, a me ka ʻokoʻa ʻokoʻa o nā CT like ʻole (e like me ka pale, ke ana, TP) Hiki ke hoʻohana ʻia no ka hoʻāʻo ʻana i nā hiʻohiʻona excitation, transformation ratio, polarity, second winding resistance, ratio difference a me ke kihi ʻokoʻa o nā ʻāpana electromagnetic PT.
2、ʻO ka helu inflection voltage/i kēia manawa, 10% (5%) kuhi hewa, ka helu palena pololei (ALF), ka mea palekana mea hana (FS), ka manawa lua (Ts), ka helu remanence (Kr), ka saturation a me ka CT a me PT nā ʻāpana e like me ka unsaturated inductance.
3、Ua hui ka ho'āʻo i nā kūlana transformer like ʻole GB1208 (IEC60044-1), GB16847 (IEC60044-6), GB1207, a me nā mea ʻē aʻe, a ʻo ia ka mea i koho ʻia no ka hoʻāʻo ʻana e like me ke ʻano a me ka pae o ka transformer.
4、Ma muli o ke ʻano hoʻāʻo haʻahaʻa haʻahaʻa haʻahaʻa kiʻekiʻe, hiki iā ia ke hoʻokō me ka hoʻāʻo CT me kahi helu inflection a hiki i 45KV.
5、Maikaʻi a nani hoʻi, nā kiʻi kiʻi Kina āpau.
6、Hiki i ka hāmeʻa ke mālama i 2000 mau ʻikepili hoʻāʻo, ʻaʻole e nalowale ma hope o ka pau ʻole o ka mana. Ma hope o ka pau ʻana o ka hoʻāʻo ʻana, e mālama iā ia ma ka PC me kahi disk U, hoʻopili i ka ʻikepili me ka polokalamu, a hana i kahi hōʻike WORD.
7、 He maʻalahi a maʻalahi ka hoʻāʻo. Hiki ke hoʻopau ʻia ke kī kū hoʻokahi, ka hoʻoulu ʻana, ka lakene hoʻololi a me ka polarity test o CT. Ma waho aʻe o ka hoʻāʻo ʻana, hoʻohana nā hoʻokolohua CT ʻē aʻe i ke ʻano wili like.
8、E maʻalahi ke lawe, ʻo ke kaumaha o ka hāmeʻa he <9Kg.
Laina Huahana
Manaʻo hoʻāʻo
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Papa pale CT, papa pale PT
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Hoʻopuka
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0~180Vrms,12Arms,18A(Peak)
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Lakiō CT Ana ana
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ʻĀpana
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1~40000
|
|
Ka pololei
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±0.05%
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ratio PT Ana ana
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ʻĀpana
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1~40000
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|
Ka pololei
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±0.05%
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Ana pae
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Ka pololei
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±5min
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|
Olelo Hooholo
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0.5min
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Ana kū'ē wili lua
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ʻĀpana
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0~300Ω
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|
Ka pololei
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2%±2mΩ
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Ana kau ukana AC
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ʻĀpana
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0~1000VA
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Ka pololei
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2%±0.2VA
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Volta hoʻokomo mana hoʻokomo
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AC220V±10%,50Hz
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kaiapuni hana
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mahana:-10°C~50°C, haʻahaʻa:≤90%
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nui a me ke kaumaha
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Nui:340mm x 300mm x 150mm kaumaha:<9kg
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wikiō