I-BHC yamanje ye-circuit breaker

Izimfanelo ezibalulekile

Izibaluli eziqondene nemboni

I-BHC breaker ihlukaniswe ngezigxobo ezi-2 nezigxobo ezingu-4.Ingasetshenziswa ku-circuit breaker efakwe kuphaneli yokulawula yemishini eyinhloko, futhi ingasetshenziswa endaweni yokulawula yenxanxathela yezitolo, esiteshini sesisekelo kanye nebhodi lokuphakela amandla lasekhaya.

Lo mkhiqizo unezinga eliphezulu lokuvikela ukuphepha.

Akuthintwa izinga lokushisa le-ambient.

Izinyathelo eziningi ezilungisekayo zamanje ezilinganiselwe

Ilinganiselwe isibonisi samanje sedijithali.

Ngomsebenzi wokulwa nokweba.

Umthamo wokuphulwa: 3KA, 6KA, 10KA

Ezinye izimfanelo


Imininingwane Yomkhiqizo

Omaka bomkhiqizo

db (2)
db (1)
db (5)

Isithombe somkhiqizo

Lo mkhiqizo unezinga eliphezulu lokuvikela ukuphepha.

Akuthintwa izinga lokushisa le-ambient.

Izinyathelo eziningi ezilungisekayo zamanje ezilinganiselwe

Ilinganiselwe isibonisi samanje sedijithali.

Ngomsebenzi wokulwa nokweba.

inkanyezi (1)

Ukucaciswa nokucushwa

POLE: 2P, 4P Ue: 230/400V
Ku: 5-15A(5, 10, 15)A;
10-30A(10, 20, 30)A;
10-30A(10, 15, 20, 25, 30)A;
30-60A(30, 45, 60)A;
60-90A(60, 75, 90)A
Ukwephula Amandla : 3KA

3, Izinga Lomkhiqizo:NFC 62412,IEC60947

4, Mounting Isimo

1) Izinga lokushisa lomoya elizungezile
1) Uma kucatshangelwa izinga lokushisa elingaphezu kwe-ambient ukusheshisa ukuguga kwezingxenye zepulasitiki, umkhawulo ongaphezulu awukho ngaphezu kuka +40 ℃.

Uma kucatshangelwa ukuthi izinga lokushisa le-ambient eliphansi ngokwedlulele

ishintsha ukulingana kwelungu lesakhiwo, umkhawulo ophansi ngokuvamile awukho ngaphansi kuka -5℃.
Uma ucabangela impilo yesevisi ye-breaker circuit, inani elijwayelekile lamahora angu-24 alikho ngaphezu kuka-+35 ℃.

Qaphela:

① Isimo sokusebenza senani eliphansi lomkhawulo ngu--10℃ noma -25℃.Umsebenzisi udinga ukumemezela enkampanini lapho e-oda.

②Isimo sokusebenza senani eliphezulu lomkhawulo elingaphezu kuka-+40℃ noma inani eliphansi lomkhawulo elingaphansi kuka -25℃, umsebenzisi udinga ukuxoxisana nenkampani.

2) Indawo yokufaka

Ukuphakama akudluli ku-2000m;
Izidingo zesekethe yokuvikela;
Iphuzu lokufaka libala isifunda esifushane samanje i-Ik ayikho ngaphezu kwe-3000A;
I-circuit breaker izofakwa ngokuhambisana nezidingo zokusetshenziswa kwencwadi, ukuthambekela okuqondile kwe-breaker circuit akufanele kudlule i-5 °, Ukudlidliza kwemvelo akukho ngaphezu kwe-5g.

3) Izimo zasemkhathini

Umswakama ohlobene nomkhathi aweqi ku-50% ekushiseni komoya endaweni +40 ° C. Ungaba nomswakama ophakeme ohlobene emazingeni okushisa aphansi.Isilinganiso sanyanga zonke somswakama ophezulu oyisihlobo senyanga emanzi kakhulu singama-90%, kanti izinga lokushisa elincane elivamile lenyanga ngu +25 ° C futhi kucatshangelwa ukuminyana ebusweni bomkhiqizo ngenxa yokushintsha kwezinga lokushisa.

4) Izinga lokungcola

Izinga lokungcola likuleveli 3.

5) Isigaba sokufakwa

Isekhethi yokuvikela i-circuit breaker ifakwe esigabeni III.

I-1) Isigaba sesiphambano socingo silungiselelwe ngokusho kwesilinganiso esiphezulu sokushisa esivamile se-Ith se-breaker circuit.

Ipharamitha Yezobuchwepheshe : bona kuthebula 1&ithebula 2

Ithebula 1 Amapharamitha wesici sokuvikela okudlulele.

isigxobo

Ikaliwe

okwamanje

Lungisa okwamanje

1.1I-IrS

1.4I-IrS

2.5 I-S

5 ngi S

10 iS

10 kwe S

20InS

25 kwe S

29 kwe S

2

15

5

10

15

2<t≤900

0.5<t≤40

0.1<t≤5

0.8<t≤5

0.05<t≤5

t≤0.8

t≤0.8

t≤0.3

t≤0.03

t≤0.0012

45

15

30

45

2<t≤900

0.5<t≤40

0.1<t≤5

0.8<t≤5

0.05<t≤5

t≤0.8

t≤0.8

 

 

t≤0.3

 

 

t≤0.03

t≤0.0012

60

30

45

60

2<t≤900

0.5<t≤40

0.08<t≤5

0.06<t≤5

0.05<t≤5

t≤0.8

t≤0.8

 

 

t≤0.3

 

 

t≤0.02

 

 

t≤0.0012

90

60

75

90

2<t≤900

0.5<t≤40

0.08<t≤12

0.06<t≤7

0.05<t≤5

t≤1.2

t≤0.7

 

 

t≤0.3

 

 

t≤0.02

 

 

t≤00.012

4

30

10

15

20

25

30

2<t≤900

0.5<t≤40

0.1<t≤5

0.1<t≤5

0.08<t≤5

0.06<t≤5

0.05<t≤5

t≤0.8

t≤0.8

t≤0.8

t≤0.8

 

 

 

 

t≤0.5

 

 

 

 

t≤0.05

60

30

40

50

60

2<t≤900

0.5<t≤40

0.1<t≤5

0.08<t≤5

0.06<t≤5

0.05<t≤5

t≤0.8

t≤0.8

 

t≤0.6

 

 

 

t≤0.3

 

 

 

t≤0.02

 

 

 

t≤0.0012

Ithebula 2 Amandla Okuphula kanye nekhono lokuxhuma

I-Circuit Breaker Ilinganiselwe manje ku-A

Ukwephulwa Kwekhono (inani elivumelekile)\A

Ikhono Lokuxhuma (inani eliphakeme)\A

I-COSφ

15

2000

3000

0.7

30

2000

3000

0.7

45

2000

3000

0.7

60

2400

3600

0.7

90

2400

3600

0.7

i-Characteristic Query Curve

inhlanhla (5)
inhlanhla (3)
inhlanhla (4)
inhlanhla (2)

Ithebula lokuqhathanisa lokushisisa okujwayelekile kwamanje kanye nendawo ye-copper cross-sectional area ye-circuit breaker

Into

Igiya lamanje(A)

Isigxobo

indawo yesigaba

mm2

I-AWG/MCM

1

5-15

2/4

2.5

14

2

10-30

2/4

6

10

3

15-45

2/4

10

8

4

30-60

2/4

16

6

5

60-90

2/4

35

3


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