12kV 1250A 31.5kA High Voltage Vacuum Circuit Breaker

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Na'urorin VD4 na China VD4 na'urori ne don shigarwa na cikin gida.Da fatan za a tuntuɓi ROCKWILL don buƙatun shigarwa na musamman.VD4-R jerin matsakaicin matsakaicin ƙarfin lantarki injin injin kewayawa tare da tsarin aiki na gefe don shigarwa na cikin gida yana nuna dabarar ginin igiya daban.Kowane sandar sandar tana da injin katsewa wanda ke lullube a cikin guduro lokacin da aka ƙera silinda godiya ga tsarin kera na musamman.Wannan hanyar gini tana kare mai katsewa daga firgita, gurɓata yanayi da ƙazanta.
Tsarin aiki shine nau'in makamashi da aka adana mara tafiya tare da buɗewa da rufewa mai zaman kansa ba tare da la'akari da aikin mai aiki ba.Ana amfani da tsarin aiki ko'ina a cikin duk VD4-R jerin kewayawa-waɗanda ke da iko na gaba.
Ana iya sarrafa mai watsewar da'ira lokacin da aka sanye shi da na'urorin haɗi na lantarki (gearmotor, sakin buɗewa da rufewa).
Ana shigar da tsarin aiki, sanduna uku da na'urori masu auna firikwensin yanzu (idan an bayar) akan firam ɗin ƙarfe ba tare da ƙafafunni ba.Ginin yana da ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan nauyi kuma yana da iyakacin nauyi.
VD4-R jerin masu watsewar kewayawa tare da hanyoyin aiki na gefe sune na'urorin matsin lamba na tsawon rai.(IEC 62271-100)

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Vacuum circuit-breaker   4/R 12 4/R 17 4/R 24
Matsayi   *     *     *    
Ƙarfin wutar lantarki Ur (kV) 12     17.5     24    
Ƙarfin wutar lantarki mai ƙima mu (kV) 12     17.5     24    
Yi tsayayya da ƙarfin lantarki a 50Hz Ud (kV) 28     38     50    
Ƙunƙarar ƙarfin lantarki Sama(kV) 75     95     125    
Ƙididdigar mita fr(Hz) 50-60     50-60     50-60    
Ƙididdigar thermal current Irin (A) 630 800 1250 630 800 1250 630 800 1250
Ƙarfin karya aikin aiki
(Symmetrical rated short-circuit current)
Isc (kA) 12.5 / / 12.5 / / 12.5 / /
16 16 16 16 16 16 16 16 16
20 20 20 20 20 20 20 20 20
25 25 25 25 25 25 / / /
Juriya na ɗan gajeren lokaci (3s) Ik (kA) 12.5 / / 12.5 / / 12.5 / /
16 16 16 16 16 16 16 16 16
20 20 20 20 20 20 20 20 20
25 25 25 25 25 25 / / /
Yin iya aiki Ip (kA) 31.5 / / 31.5 / / 31.5 / /
40 40 40 40 40 40 40 40 40
50 50 50 50 50 50 50 50 50
63 63 63 63 63 63      
                 
Yin iya aiki   * * *
Lokacin budewa ms 40....60 40....60 40....60
Lokacin Arcing ms 10....15 10....15 10....15
Jimlar lokacin hutu ms 50...75 50...75 50...75
Lokacin rufewa ms 30...60 30...60 30...60
Lambar Akwai nau'ikan iri
Rufe maɓallin turawa ** 4 ana samun masu hana kewayawa tare da tsarin aiki na gefe a ciki
iri-iri masu zuwa:
Bude/rufe nuna alama      
An sauke Tsakanin nisa P=()mm Kafaffen Mai cirewa
Kayan aiki 210 210
Hannun caji da hannu 230 230
Buɗe maɓallin turawa 250 250
Relay na kariya 275 275
Akwatin isarwa 300 300
Transformer na yanzu 310 310
Polo      

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