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40.5kV Kunze Vacuum Circuit Breaker

Tsanangudzo Pfupi:

ZW □ -40.5 series outdoor high voltage AC vacuum circuit breaker is outdoor switch equipment ine rated voltage ye40.5kV uye frequency ye50Hz.Inonyanya kushandiswa mumatatu-chikamu AC magetsi masisitimu, 33 ~ 40.5kV voltage level substations uye mitsetse yekunze, kuvhura nekuvhara.Mutoro wezvino, wakawandisa ikozvino, wenguva pfupi-yedunhu ikozvino, capacitive ikozvino, inductive ikozvino mukufambisa uye kugovera mitsara, seyiyo midziyo yekutonga kwesimba nekudzivirira kwekufambisa kwemagetsi uye kugovera zviteshi uye mitsara;Midziyo iyi ine zvakanakira kutyora kwepamusoro, yakanakisa insulation performance, yakakwira frequency kushanda kuvimbika, hupenyu hurefu hwesevhisi, uye yakaderera kugadzirisa.


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Chigadzirwa Overview Uye Kushandisa

ZW7A-40.5: CT yakavakirwa-mukati kana kunze, uye kunze kwekunze ndiko kutaridzika kwemuviri kwesilicone rubber kana porcelain.

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Chigadzirwa Model Uye Zvinoreva

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Mamiriro Ekushanda

Mamiriro ekushandisa akajairika
a.Ambient tembiricha yemhepo, shoma -30 °, yakakura +40 °;avhareji tembiricha kuyerwa mukati maawa makumi maviri nemana haapfuuri 35 °;
b.Kukwirira hakupfuuri 1000m;
c.Chiyero chekusvibiswa kwemhepo yakapoteredza haifaniri kudarika chikamu II;
d.Mhepo yakapoteredza haisi pachena yakasvibiswa neguruva, utsi, gasi rinopisa kana rinopisa, steam kana munyu spray;
e.Ukobvu hwe icing haifaniri kudarika 20mm;
f.Kumhanya kwemhepo hakusi kupfuura 34m/s;
g.Iyo seismic fissure haipfuuri madhigirii masere;
h.Humidity mamiriro:
Avhareji kukosha kwehunyoro hunyoro hwakayerwa mukati me24h, isingapfuuri 95%;
Avhareji kukosha kwehutsi hwemvura yakayerwa mukati me24h haipfuuri 2.2kPa;
Avhareji pamwedzi hunyoro hunyoro haupfuuri 90%;
Avhareji yemwedzi wega wega mhute yemvura haipfuure 1.8kPa;

Kana izvo zvataurwa pamusoro apa zvakajairwa kushandiswa zvakapfuura, ndapota bvunza mugadziri pachine nguva, uye ndapota tsanangura kana uchiodha;

Mamiriro ekushandisa asina kujairika
Kusanganisira iyo yakanyanya kushandiswa nharaunda senge kureba pamusoro pe1000 metres, kukurumidza kuchinja tembiricha, icing pamusoro pe20mm, kusvibiswa kwakanyanya, kunyungudika, ukuvhuvhu, jecha, guruva, kutonhora kwakanyanya, kupisa kunopisa, vibration, kukanganisa, swing, nezvimwe, ndapota taurirana advance kana muchihodha.

Main Technical Parameters YeZw7 Series Zvigadzirwa

Aihwa.

Tsanangudzo

Unit

Data

1

Rated voltage

kV

40.5

2

1min

Yakatemerwa simba frequency inomira voltage 1min

kV

95

3

Rated mheni impulse inomira voltage

kV

185

4

Rated frequency

Hz

50

5

Rated current

A

630, 1250, 1600, 2000, 2500

6

Yakatemerwa nguva pfupi inomira ikozvino

kA

20

25

31.5

7

Rated peak inomira ikozvino

50

63

80

8

Rated short-circuit breaking current

20

25

31.5

9

Rated short-circuit making current

50

63

80

10

Yakatemerwa nguva pfupi-yedunhu

s

4

11

DC chikamu cheyakayerwa pfupi-yedunhu breaking ikozvino

51

12

Peak kukosha kweiyo transient recovery voltage (TRV)

kV

114

13

Yakatemerwa magetsi emagetsi ekuvhara nekuvhura zvishandiso uye anobatsira maseketi

V

DC/AC 220V, DC/AC 110V

14

Rated kushanda kutevedzana

O-0.3s-CO-15s-CO

15

Nguva yekuvhura

ms

20~50

16

Nguva yekuvhara

30~80

17

DC nguva yenguva yakayerwa pfupi-yedunhu breaking ikozvino

45

18

Rated tambo yekuchaja breaking current

A

50

19

Upenyu hwebasa

E2-C2-M2 (10000)

20

Rated short-circuit breaking current breaking times

Nguva

20

Gungano Kugadzirisa Parameter Tafura YeZw7 Series Zvigadzirwa

Aihwa.

Tsanangudzo

Unit

Data

1

Bata kuvhura kureba

mm

20±2

2

Bata sitiroko

4±1

3

Avhareji yekuvhara kumhanya (yero yekubata isati yavhara kusvika 10mm isati yavhara)

m/s

0.8±0.3

4

Avhareji yekuvhura kumhanya (yero yekubata inongopatsanurwa kusvika 10mm kure)

1.6±0.3

5

Bounce nguva yekuvhara yekuvhara

ms

≤5

6

Bounce nguva yekuvhara yekuvhara

≤2

7

Matatu-pole kusangana kuvhurwa munguva dzakasiyana

≤2

8

Main circuit resistance yedanda rega rega

μΩ

≤100 (Pasina chiridzwa chekushandura)

9

Ongorora: Aya ma paramita ari pamusoro anoreva iyo yakayerwa inoshanda voltage

Installation Dimensions

Pakukwira kwemamita 1000 (pakati chinhambwe che710mm), kukwirira kwemamita 2000 (pakati kureba kwe780), uye urefu hwemamita 3000 (pakati chinhambwe che850), zviyero zvese zve circuit breaker ndezvizvi:

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Pakukwira kwemamita 4000 (pakati chinhambwe 920), pa 5000 metres (center distance 1000) metres, zviyero zve circuit breaker ndezvizvi:

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