Usoro ZN73-12 (VCB)

ZN73-12 Series nke ụdị voltaji dị elu n'ime ụlọ AC vacuum circuit breaker bụ akụrụngwa dị n'ime ụlọ nwere usoro atọ AC50Hz, voltaji a na-enye ọkwa 12KV, ọ dabara maka ịgbanwe ụdị ibu dị iche iche na ebe ndị a na-arụ ọrụ ugboro ugboro, dịka ojiji nke nchekwa na njikwa nke akụrụngwa eletriki maka igwu ala ụlọ ọrụ mmepụta ihe, ụlọ ọrụ, akụrụngwa ọkụ eletrik na ọdụ ụgbọ mmiri.

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Nkọwa Ngwaahịa

Ọnọdụ Ọrụ Nkịtị na Gburugburu Ebe Nwụnye

1. Okpomọkụ gburugburu: -10°C~+40°C

2. Elu: anaghị agafe 1000m

3. Iru mmiri:

Iru mmiri dị n'etiti: uru nkezi kwa ụbọchị anaghị agafe 95%, uru nkezi kwa ọnwa anaghị agafe 90%;

Nrụgide uzuoku juru eju: nkezi kwa ụbọchị anaghị agafe 2.2x10-3MPa, nkezi kwa ọnwa anaghị agafe 1.8x10-3MPa.

4. Ike ala ọma jijiji: anaghị agafe ogo 8

5. Ikuku gbara ya gburugburu ekwesịghị ịbụ gas, uzuoku na mmetọ ndị ọzọ doro anya.

6. Enweghị mkpọtụ ike mgbe niile n'ebe eji eme ihe

Kwuo:Ọ bụrụ na ọ bụghị otu ihe ahụ dị n'elu site na iji ọnọdụ, enwere ike ịhazi ya.

Isi Nkà na ụzụ Paramita

Tebụl 1
Voltaji a tụrụ ọkwa kV			12
Ugboro ole e nyere ọkwa (Hz)			50
Ọkwa mkpuchi ọkwa	1min Voltaji ike na-eguzogide ugboro ole (interphase, phase ruo ala/fracture kV)		42/48 (Uru dị irè)
	Mgbali ọkụ eletrik na-eguzogide voltaji (interphase, phase to ground/fracture kV)		75/85 (Uru kachasị elu)
Usoro ọrụ enyere ọkwa			Ot-CO-t'-CO*
Isi iguzogide sekit (mΩ)			≤50
Oge ndụ igwe			10000
Nọmba nlereanya	Egosipụtara ugbu a (A)	Ọkụ mgbawa mkpụmkpụ (kA)	Ọkụ dị mkpụmkpụ nke e nyere ọkwa (elu kA)	Oge (s) nke na-aga n'ihu na sekit dị mkpirikpi gosiri	Oge nkwụsịtụ obere sekit akwadoro
ZN73-12/630-20	630	20/25	50/63	4	50
ZN73-12/1250-20	1250
ZN73-12/1250-31.5	1250	31.5	80		50
ZN73-12/1600-31.5	1600
ZN73-12/2000-31.5	2000
ZN73-12/2500-31.5	2500
ZN73-12/1250-40	1250	40	100		50
ZN73-12/1600-40	1600
ZN73-12/2000-40	2000
ZN73-12/2500-40	2500
ZN73-12/3150-40	3150

Kwuo:* mgbe ọkụ eletrik na-agbaji obere sekit bụ 20, 25, 31.5kA, t=0.3s, t'=180s, Mgbe ọkụ eletrik na-agbaji obere sekit bụ 40KA, t=180s, t'=180s.

Eserese nke 1. Eserese ụkpụrụ eletriki dị n'ime maka ihe mgbawa sekit a kapịrị ọnụ

Y1: Igwe eletriki na-ejikọ Y7~Y9: Igwe eletriki na-agagharị n'elu ọkụ KO: Igwe eletriki na-egbochi ịda mba n'ime usoro ahụ

Isi ụlọ ọrụ: Elektrọmagnet mmechiQF: Mgbanyụ enyemaka maka kọntaktị isi nke ihe mgbawa sekit. TQ: Electromagnet na-emepe emepe.

S1: Mgbanwe obere maka nchekwa ike S2: Mgbanwe oke maka njikọ electromagnetM: Mgbanwe nchekwa ike

Foto nke 2. Eserese isi eletriki dị n'ime maka ihe mgbawa sekit a na-ewepụ (ya na mgbochi njem, mkpọchi, na oke ọkụ)

KO:Mgbagharị mgbochi n'ime usoro ahụ P: Usoro ọrụ aka Y1:Mgbachi elektrọmagnet HQ:Mmechi ngagharị TQ:Mmepe ngagharị

M:Moto nchekwa ike S9: Mgbanyụ enyemaka maka ọnọdụ ọrụ S8: Mgbanyụ enyemaka maka ọnọdụ nnwale S2: Mgbanyụ enyemaka maka electromagnet na-ejide

S1:Mgbanwe obere maka nchekwa ike QF:Mgbanwe enyemaka maka kọntaktị isi nke ihe mgbawa sekit

Paramita njirimara igwe maka ihe mgbawa sekit (Tebụl 2)

Tebụl nke Abụọ	Ngalaba	Paramita
Ebe mmeghe nke kọntaktị	mm	11±1
Oke ọrịa kọntaktị	mm	3.5±0.5
Mmekọrịta mmeghe na mmechi nke usoro atọ	ms	≤2
Oge mmechi kọntaktị		≤2
Oge mmeghe		≤50
Oge mmechi		≤100
Ọsọ mmeghe nkezi		0.9~1.3
Ọsọ mmechi nkezi		0.4~0.8
Nrụgide kọntaktị nke onye na-emechi	N	20kA	25kA	31.5kA	40kA
		2000±200	2400±200	3100±200	4750±250
Ọkpụrụkpụ nke a na-ekwe ka ọ yie maka kọntaktị na-agagharị na nke na-edozi ya	mm	3

Ọkụ eletrik maka ọrụ ahụ (Tebụl 3)		AC/DC
Voltaji e gosiri		220V/110V
Ike enyere ọkwa	Mmepe mmeghe	264W
	Mmechi mmechi	264W
	Moto nchekwa ike	20kA 25kA 31.5kA	40kA
		70W	100W
Nkịtị na-arụ ọrụ voltaji oke	Mmepe mmeghe	65% ~ 120% nke voltaji enyere ọkwa
	Mmechi mmechi	85% ~ 110% nke voltaji enyere ọkwa
	Moto nchekwa ike	85% ~ 110% nke voltaji enyere ọkwa
Oge nchekwa ike		≤10s