CJM1-250L/3300 250A 400V/690V China Factory Electric MCCB Molded Case Circuit Breaker

Nkọwa dị mkpirikpi:

Ngwa

CJMM1 usoro kpụziri ikpe sekit sekit (nke a na-akpọkwa sekit breaker) bụ plicable maka AC 50/60HZ ike nkesa netwọk netwọk na voltaji mkpuchi mkpuchi nke 800V, gosiri voltaji arụmọrụ nke 690V na gosiri ọrụ ugbu a site na 10A ruo 630A, ọ na-eji na-ekesa. ike na igbochi sekit na ike ọkọnọ akụrụngwa mmebi n'ihi ibu ibu, obere circuit, n'okpuru voltaji na ndị ọzọ mmejọ, ọ na-eji maka infrequent mmalite nke moto nakwa dị ka ibu ibu, obere circuit na n'okpuru voltaji protection.This circuit breaker nwe uru nke obere obere. olu, ike na-agbaji dị elu, obere arcing (ma ọ bụ noarcing) wdg, enwere ike ịkwado ya na ngwa dị ka kọntaktị mkpu, ntọhapụ shunt, kọntaktị enyemaka wdg, ọ bụ ezigbo ngwaahịa maka onye ọrụ.Enwere ike ịwụnye ihe mgbawa sekit ugbu a nke ọma (nwụnye vetikal) ma ọ bụ tinye ya n'ahịrị (nwụnye kwụ ọtọ) Ngwaahịa a dabara n'ụkpụrụ nke IEC60947-2 na Gb140482

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Ụdị ngwaahịa

CJ: Koodu ụlọ ọrụ
M: Ihe mgbaji sekit a kpụrụ akpụ
1: Nhazi Mba
□: Egopụtara nke etiti ugbu a
□: Koodu njirimara imebi ikike/S na-egosi ụdị ọkọlọtọ (nwere ike ịhapụ S) H na-egosi ụdị dị elu

Mara: E nwere ụdị anọ nke pole na-anọpụ iche (N pole) maka ngwaahịa akụkụ anọ. Ogwe ahụ na-anọpụ iche nke ụdị A adịghị enwe ihe mgbochi na-agabiga ugbu a, a na-agbanye ya mgbe niile, a naghị agbanye ya ma ọ bụ gbanyụọ ya na ndị ọzọ. okporo osisi atọ.
Ogwe na-anọpụ iche nke ụdị B enweghị ihe mgbochi na-agabiga ugbu a, a na-agbanye ya ma ọ bụ gbanyụọ ya na mkpanaka atọ ndị ọzọ (a na-agbanye ogwe ahụ na-anọpụ iche tupu agbanyụọ) A na-agbanye ya ma ọ bụ gbanyụọ ya na mkpanaka atọ ndị ọzọ (a na-agbanye ogwe na-anọpụ iche tupu agbanwuo ya) Ogwe na-anọpụ iche nke ụdị D nwere ihe mgbochi na-agabiga ugbu a, a na-agbanye ya mgbe niile ma ọ dịghị agbanwe ya. na ma ọ bụ gbanyụọ ya na mkpanaka atọ ndị ọzọ.

Tebụl 1

Aha ngwa	Ntọhapụ eletrọnịkị	Mwepụta nke ngwakọta
Kọntaktị enyemaka, n'okpuru ntọhapụ voltaji, kọntaktị ala	287	378
Ntọala kọntaktị enyemaka abụọ, kọntaktị mkpu	268	368
Ntọhapụ shunt, kọntaktị mkpu, kọntaktị inyeaka	238	348
N'okpuru ntọhapụ voltaji, kọntaktị mkpu	248	338
Kọntaktị mkpu enyemaka enyemaka	228	328
Kpọtụrụ oti mkpu hapụ shunt	218	318
Ntọhapụ n'okpuru voltaji kọntaktị enyemaka	270	370
Usoro kọntaktị inyeaka abụọ	260	360
Ntọhapụ Shunt n'okpuru voltaji ntọhapụ	250	350
Shunt hapụ kọntaktị inyeaka	240	340
Mwepụta n'okpuru voltaji	230	330
kọntaktị inyeaka	220	320
Ntọhapụ shunt	210	310
Kọntaktị mkpu	208	308
Enweghị ngwa	200	300

Nhazi

Site na imebi ikike: ụdị ọkọlọtọ (ụdị S) b ụdị ikike agbaji dị elu (ụdị H)
Site mode njikọ: a n'ihu osisi njikọ, b backboard njikọ, c ngwa mgbakwunye ụdị
Site na ọnọdụ ọrụ: ọrụ aka ozugbo, ọrụ njikwa b rotation, c ọrụ eletriki
Site na ọnụ ọgụgụ okporo osisi: 1P, 2P, 3P, 4P
Site na ngwa: kọntaktị mkpu, kọntaktị inyeaka, ntọhapụ shunt, n'okpuru ntọhapụ voltaji

Ọnọdụ ọrụ nkịtị

Elu nke saịtị nrụnye agaghị agafe 2000m
Ambient ikuku okpomọkụ
Ọnọdụ ikuku ikuku agaghị agafe +40 ℃
Nkezi uru agaghị agafe +35 ℃ n'ime awa 24
Okpomọkụ ikuku nke gburugburu ekwesịghị ịbụ ihe na-erughị -5 ℃
Ọnọdụ ikuku:
1E nwere oke iru mmiri nke ikuku ebe a agaghị agafe 50% na okpomọkụ kachasị elu nke +40 ℃, ọ pụkwara ịdị elu okpomọkụ, mgbe okpomọkụ kachasị elu n'ime ọnwa kachasị mmiri adịghị agafe 25 ℃ nwere ike ịbụ 90%, conden sationon ngwaahịa n'elu. na mgbanwe okpomọkụ ga-ekwesịrị iburu n'uche.
Ọkwa mmetọ bụ klaasị 3

Isi Nka na ụzụ Parameter

1 Egotara uru nke ihe mgbaji sekit
Nlereanya	imax (A)	Nkọwapụta (A)	Voltage arụrụ arụrụ arụrụ (V)	Voltage mkpuchi (V) akwadoro	Icu (kA)	Ics (kA)	Ọnụọgụ mkpanaka (P)	Ogologo Arcing (mm)
CJMM1-63S	63	6,10,16,20 25,32,40, 50,63	400	500	10*	5*	3	≤50
CJMM1-63H	63	6,10,16,20 25,32,40, 50,63	400	500	15*	10*	3,4	≤50
CJMM1-100S	100	16,20,25,32 40,50,63, 80,100	690	800	35/10	22/5	3	≤50
CJMM1-100H	100	16,20,25,32 40,50,63, 80,100	400	800	50	35	2,3,4	≤50
CJMM1-225S	225	100,125, 160,180, 200,225	690	800	35/10	25/5	3	≤50
CJMM1-225H	225	100,125, 160,180, 200,225	400	800	50	35	2,3,4	≤50
CJMM1-400S	400	225,250, 315,350, 400	690	800	50/15	35/8	3,4	≤100
CJMM1-400H	400	225,250, 315,350, 400	400	800	65	35	3	≤100
CJMM1-630S	630	400,500, 630	690	800	50/15	35/8	3,4	≤100
CJMM1-630H	630	400,500, 630	400	800	65	45	3	≤100
Mara: Mgbe parampat ule maka 400V, 6A na-enweghị ntọhapụ kpo oku

2 Njirimara na-emebi oge na-agbanwe agbanwe mgbe agbanyere ogwe ntọhapụ ọ bụla maka nkesa ike n'otu oge.
Ihe nnwale ugbu a (I/In)	Ebe nwale oge	Steeti izizi
1.05In na-adịghị agbagharị ugbu a	2h(n>63A),1h(n<63A)	Ọnọdụ oyi
Ntugharị ugbu a 1.3In	2h(n>63A),1h(n<63A)	Gaba ozugbo mgbe ule No.1 gasịrị

3 njirimara na-emebi oge na-agbanwe agbanwe mgbe ogwe osisi ọ bụla gafere. agbanyere ntọhapụ ugbu a maka nchekwa moto n'otu oge ahụ.
Ịtọlite oge Mgbakọ dị ugbu a Steeti mbụ			Rịba ama
1.0 n'ime	>2h	Oyi Steeti
1.2 n'ime	≤2h	Gaa n'ihu ozugbo nyocha nke No.1 gasịrị
1.5 n'ime	≤4 nkeji	Oyi Steeti	10≤N'ime≤225
	≤8 nkeji	Oyi Steeti	225≤N'ime≤630
7.2 n'ime	4s≤T≤10s	Oyi Steeti	10≤N'ime≤225
	6s≤T≤20s	Oyi Steeti	225≤N'ime≤630

4 A ga-edozi njirimara ọrụ ngwa ngwa nke onye na-agbaji sekit maka nkesa ike dị ka 10in + 20%, na otu nke sekit maka nchebe moto ga-edozi dị ka12ln ± 20%

Njirimara nkeMCCBs

MCCBsemebere ya na ọtụtụ ọrụ na-enyere aka ichekwa sistemu eletriki n'ụzọ nchekwa na ntụkwasị obi.Ụfọdụ isi atụmatụ nke MCCB gụnyere:

Ike nbibi dị elu:Ihe mgbaji sekit akpa akpụzirinwere ike ịgbaji mmiri ruo ọtụtụ puku amperes, na-eme ka ha dị mma maka ngwa ike dị elu.
Usoro njem magnetik na-ekpo ọkụ: Ndị na-agbaji sekit nke a kpụrụ akpụ na-eji usoro njem ikuku-magnetic iji chọpụta na zaghachi na sekit na-agafe agafe na mkpụmkpụ.Ihe ndị na-eme njem na-ekpo ọkụ na-anabata oke ibu, ebe ndị njem magnetik na-anabata sekit dị mkpirikpi.
Nhazi njem a na-emegharị emegharị: MCCB nwere nhazi njem a na-agbanwe agbanwe, nke na-enye ohere ịtọ ha n'ogo kwesịrị ekwesị maka ngwa achọrọ.
Ọnụ ọgụgụ dị ukwuu nke etiti etiti: MCCB dị n'ụdị nha dị iche iche, nke na-enye ha ohere iji ya mee ihe n'ụdị ngwa dị iche iche. Ụkpụrụ na-arụ ọrụ nke ọkpụkpụ sekit sekit kpụziri Ụkpụrụ ọrụ nke MCCB dabeere na usoro nkwụsịtụ ọkụ-magnetic. .Ihe na-eme njem na-ekpo ọkụ na-ahụta okpomọkụ nke na-esi na mmiri na-asọpụta na sekit ma na-eme ka onye na-agbaji sekit mgbe nke ugbu a gafere ọkwa njem.Ihe ndọta ahụ na-eme njem na-ahụta oghere ndọta nke obere sekit dị na sekit na-emepụta, na-akụda ihe mgbawa sekit fọrọ nke nta ka ọ bụrụ ozugbo.
MCCB nwere ụlọ rọba a kpụrụ akpụ nke nwere usoro njem, kọntaktị na akụkụ ebu ugbu a.
A na-eme kọntaktị ndị ahụ nke ihe na-eduzi nke ukwuu dị ka ọla kọpa, ebe usoro njem ahụ nwere eriri bimetallic na eriri magnetik.

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