12kV 1250A 31.5kA Giga Foliteji Vacuum Circuit fifọ

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China VD4 jara igbale Circuit-breakers jẹ awọn ẹrọ fun fifi sori ẹrọ switchgear inu ile.Jọwọ kan si ROCKWILL fun awọn ibeere fifi sori ẹrọ pataki.VD4-R jara alabọde foliteji igbale Circuit breakers pẹlu ita ẹrọ siseto fun abe ile fifi sori ẹya awọn lọtọ polu ikole ilana.Ọpá kọọkan ni ile idalọwọduro igbale eyiti o fi sinu resini nigbati o jẹ apẹrẹ silinda ọpẹ si ilana iṣelọpọ pataki kan.Ọna ikole yii ṣe aabo fun oludaduro igbale lati mọnamọna, idoti ati isunmi.
Ẹrọ iṣẹ jẹ iru agbara ti a fipamọ laisi irin-ajo pẹlu ṣiṣi ominira ati pipade laibikita iṣe oniṣẹ.Awọn ọna ẹrọ ti wa ni o gbajumo ni lilo ni gbogbo VD4-R jara Circuit-breakers pẹlu iwaju Iṣakoso.
Alupa-piparọ le jẹ iṣakoso latọna jijin nigbati o ba ni ibamu pẹlu awọn ẹya ẹrọ itanna igbẹhin (gearmotor, ṣiṣi ati itusilẹ pipade).
Awọn ọna ẹrọ, awọn ọpá mẹta ati awọn sensọ lọwọlọwọ (ti o ba pese) ti fi sori ẹrọ lori fireemu irin laisi awọn kẹkẹ.Ikọle naa jẹ iwapọ paapaa, ti o lagbara ati iwuwo to lopin.
VD4-R jara Circuit-breakers pẹlu ita ẹrọ ise sise ni aye-gun edidi awọn ẹrọ titẹ.(Standards IEC 62271-100)

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Igbale Circuit-fifọ   ** 4/R 12 ** 4/R 17 ** 4/R 24
Awọn ajohunše   *     *     *    
Foliteji won won Ur (kV) 12     17.5     24    
Ti won won idabobo foliteji Wa(kV) 12     17.5     24    
Duro foliteji ni 50Hz Ud(kV) 28     38     50    
Impulse withstand foliteji Oke(kV) 75     95     125    
Iwọn igbohunsafẹfẹ fr(Hz) 50-60     50-60     50-60    
Ti won won gbona lọwọlọwọ Ir(A) 630 800 1250 630 800 1250 630 800 1250
Ti won won ojuse fifọ agbara
(Symmetrical ti won won kukuru-Circuit lọwọlọwọ)
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 / / /
Iduroṣinṣin akoko kukuru (awọn iṣẹju 3) 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 / / /
Ṣiṣe agbara 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      
                 
Ṣiṣe agbara   * * *
Nsii akoko ms 40...60 40...60 40...60
Arcing akoko ms 10...15 10...15 10...15
Lapapọ akoko isinmi ms 50...75 50...75 50...75
Akoko ipari ms 30...60 30...60 30...60
Koodu Awọn ẹya ti o wa
Bọtini titiipa pipade ** 4circuit-breakers pẹlu ita ẹrọ siseto wa ninu
awọn ẹya wọnyi:
Atọka ṣiṣi/pipade      
Ti tu silẹ Ijinna aarin P=()mm Ti o wa titi yiyọ kuro
counter isẹ 210 210
Imudani gbigba agbara pẹlu ọwọ 230 230
Ṣiṣii bọtini titẹ 250 250
Idaabobo yii 275 275
Ifijiṣẹ ebute apoti 300 300
Amunawa lọwọlọwọ 310 310
Polo      

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