Ikhoza kukhazikitsidwa mu kabati yosinthira kapena kuikidwa pa ngolo yamanja.
Ntchito yokhazikika komanso kukhazikitsa kosavuta.
Vacuum Indoor Circuit Breaker Product Scope
Zowonongeka zapakati pamagetsi zogawa koyamba mpaka 24 kV, 3150 A (4000*), 50 kA.
Circuit Breaker Key Benefits
1.Mapangidwe osavuta.
2. Adapt ultra low resistance type vacuum interrupter.
3.Adapt kukhathamiritsa ndi modular kasupe ntchito makina.
4.Zoyenera nthawi ndi ntchito pafupipafupi.
5.Kukonza kwaulere ndi moyo wautali wautumiki.
6.Ntchito yodalirika kwambiri.
vcb gulu m'nyumba vakuyumu dera wosweka mapanelo 11kV vcb gulu
Mikhalidwe Yachilengedwe
Kutentha kozungulira: - 40°C~+40°C (pansi pa 35°C mkati mwa maola 24)
Chinyezi chofananira: ≤95% (avareji yatsiku ndi tsiku) kapena ≤90% (avareji ya pamwezi)
Kutalika: ≤ 1000m
Makina ogwiritsira ntchito ndi mtundu wamagetsi osungidwa opanda maulendo omwe amatsegula ndi kutseka mosasamala kanthu za zochita za wogwiritsa ntchito.Makina ogwiritsira ntchito amagwiritsidwa ntchito kwambiri pamagulu onse a VD4-R ozungulira omwe amawongolera kutsogolo.
Wowononga dera amatha kuyendetsedwa kutali atayikidwa ndi zida zamagetsi zodzipereka (gearmotor, kutsegula ndi kutseka kumasulidwa).
Makina ogwiritsira ntchito, mizati itatu ndi masensa omwe alipo (ngati aperekedwa) amaikidwa pazitsulo zachitsulo popanda mawilo.Chomangacho chimakhala chophatikizika, cholimba komanso cholemera pang'ono.
VD4-R mndandanda wophwanya ma circuit-breaker okhala ndi ma lateral opareshoni ndi zida zomata kwa moyo wonse. (Miyezo IEC 62271-100)
Vacuum circuit breaker | 4/R 12 | **4/R17 | **4/R24 | |||||||
Miyezo | * | * | * | |||||||
Adavotera mphamvu | Ur(kV) | 12 | 17.5 | 24 | ||||||
Adavotera voteji ya insulation | Ife (kV) | 12 | 17.5 | 24 | ||||||
Kupirira mphamvu pa 50Hz | Ud (kV) | 28 | 38 | 50 | ||||||
Mphamvu zimapirira voteji | Kukwera (kV) | 75 | 95 | 125 | ||||||
Adavoteledwa pafupipafupi | f (Hz) | 50-60 | 50-60 | 50-60 | ||||||
Adavotera matenthedwe | Ine (A) | 630 | 800 | 1250 | 630 | 800 | 1250 | 630 | 800 | 1250 |
Chovoteledwa ntchito kuswa mphamvu (chiwerengero chachifupi chozungulira pano) | 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 | / | / | / | ||
Kupirira kwakanthawi kochepa (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 | / | / | / | ||
Kupanga luso | 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 | |||||
Kupanga luso | * | * | * | |||||||
Nthawi yotsegulira | ms | 40...60 | 40...60 | 40...60 | ||||||
Arcing nthawi | ms | 10...15 | 10...15 | 10...15 | ||||||
Nthawi yopuma yonse | ms | 50...75 | 50...75 | 50...75 | ||||||
Nthawi yotseka | ms | 30...60 | 30...60 | 30...60 | ||||||
Kodi | Mabaibulo omwe alipo | |||||||||
Kutseka kukankhira | ** 4 ophwanya circuit okhala ndi lateral opareshoni akupezeka mkati mitundu yotsatirayi: | |||||||||
Chizindikiro chotseguka / chotsekedwa | ||||||||||
Zatulutsidwa | Mtunda wapakati P=()mm | Zokhazikika | Chochotseka | |||||||
Operation counter | 210 | 210 | ||||||||
Chogwirizira pamanja | 230 | 230 | ||||||||
Kutsegula batani | 250 | 250 | ||||||||
Relay chitetezo | 275 | 275 | ||||||||
Delivery terminal box | 300 | 300 | ||||||||
Transformer yamakono | 310 | 310 | ||||||||
Polo |