ZW7-40.5 Series Outdoor High Voltage Vacuum Circuit Breaker (Recloser)

Tsatanetsatane wa Zamalonda

ZW7-40.5 panja HV vacuum circuit breaker ndi 3-phase AC 50Hz 40.5kV panja zida zosinthira.

♦ Njira yoyika: kukhazikitsa maziko;

♦ Njira yogwiritsira ntchito: njira yogwiritsira ntchito kasupe ndi makina opangira magetsi;

♦ Zinthu zamtengo: mphira wa silicone, ceramic;

♦ Kugwiritsa ntchito: panja 33kV substation, malo opangira magetsi.

♦ Transformer yamakono: in-buit installation, install kunja.

Miyezo ya Zamalonda

♦ IEC62271-100 High Voltage Switchgear ndi Controlgear Gawo 100: AC Circuit-breakers

♦ GB1984 High Voltage AC zophwanya Madera

♦ Zodziwika bwino za GB/T11022 za High-voltage Switchgear ndi Controlgear Standards

♦ JB/T 3855 High Voltage AC Vacuum Circuit-breakers

♦ DL/T402 Mafotokozedwe a High-voltage AC Circuit-breakers

Mikhalidwe Yachilengedwe

♦ Kutentha kwapakati: -40 ° C ~ + 40 ° C;

♦ Kutalika:

♦ Kuthamanga kwa mphepo ndi 10km/h, liwiro la mphepo yochepa pa mlingo (132/230kv) ndi 3.2km/h;

♦ Kuchuluka kwa chivomezi:

♦ Mtunda wocheperako wocheperako: 31mm/kV;

♦ Digiri yowononga mpweya: Kalasi IV.

Main Technical Parameters

Ayi	Kanthu		Chigawo	Mtengo
1	Adavotera mphamvu		kV	40.5
Zili choncho	Ratedinsulationlevel	1 min mphamvu pafupipafupiKuyesa kowuma (kuthyoka, pakati pa gawo, kupita kudziko lapansi)Kuyesa konyowa (padziko lapansi, kutsekereza kwakunja)	kV	95 85
		Mphamvu ya mphezi imapirira mphamvu (peak)		185
3	Zovoteledwa panopa		A	1250, 1600, 2000, 2500
4	Idavoteredwa ndi break circuit breaking current		kA	20, 25, 31.5

Ayi	Kanthu	Chigawo	Mtengo
5	Idavoteredwa kuti ipange ma frequency afupipafupi (pamwamba)	kA	50, 63, 80
6	Chiwongola dzanja chovomerezeka	kA	50, 63, 80
7	Idavoteredwa kwakanthawi kochepa kupirira pakali pano	kA	20, 25, 31.5
8	Adavoteledwa kachitidwe		O-0.3S-CO-180S-CO
9	Nambala yosweka yachidule chosweka	nthawi	20
10	Adavotera nthawi yayifupi yozungulira	s	4
11	Nthawi yopuma	s	≤0.09
12	Moyo wamakina	nthawi	10000
13	Chosokoneza chaposachedwa cha vacuum	Sal	≤1.33 × 10^-3
13	Chosokoneza cha vacuum pazaka 20 zosungira	Sal	-2
14	Circuit breaker net kulemera	kg	800
15	Chilolezo pakati otsegula kulankhula	mm	22 ±2
16	Lumikizanani ndi ulendo	mm	4 ±1
17	Kuthamanga kwapakati	Ms	1.4-1.7
18	Avereji yotseka liwiro	Ms	0.4-0.7
19	Nthawi yomaliza yolumikizana	Ms	≤3
20	Inter-phase kutsegula ndi kutseka synchronism	Ms	≤2
makumi awiri ndi mphambu imodzi	Nthawi yotseka	Ms	50≤t≤200
makumi awiri ndimphambu ziwiri	Nthawi yotsegulira	Ms	30≤t≤60
makumi awiri ndi mphambu zitatu	Gawo lililonse lalikulu la DC kukana (osaphatikizira kukana kwamkati kwaCT)	mΩ	≤100
makumi awiri ndi mphambu zinayi	Kukula kwamphamvu komanso kokhazikika komwe kumaloledwa kuvala	mm	3
25	Adavotera kukakamiza kwa olumikizana nawo	N	2500 ± 200