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40.5kV SF6 Circuit Breaker GPFN Series

Tsanangudzo Pfupi:

GPFN yakatevedzana yakakwira voltage AC sulfur hexafluoride (SF6) wedunhu breaker (inozonzi sedunhu breaker) itatu-chikamu AC 50Hz indoor switchgear.Icho chizvarwa chitsva cheSF6 wedunhu breaker yakazvimiririra yakagadziridzwa nekambani yedu zvichibva pane yepamusoro SF6 yekutyora tekinoroji kumba nekune dzimwe nyika.Iyo ine hunhu hwechiedza uye compact chimiro, kuisirwa nyore, kushomeka kwekugadzirisa basa, kushanda kwakachengeteka uye kwakavimbika, hupenyu hurefu hwesevhisi uye yakanakisa insulation uye arc yekudzima maitiro.uye kuvhura nekuvhara capacitor mabhangi.

Iyo pole interrupter yecircuit breaker, kureva, iyo arc yekudzima kamuri chikamu, yakavharwa sisitimu inochengetedza-isina kwehupenyu.Iyo haina kukanganiswa neguruva uye condensation, uye ine yakasimba kwezvakatipoteredza kugadzirisa.Mari yekushanda nekugadzirisa inoderedzwa;iyo yakazvimiririra dhizaini yedanda rega rega rekutyora kwedunhu uye mashandiro ekushandisa akaiswa pane imwechete yakasimba base, iyo inogona kushandiswa seyakagadziriswa yekumisikidza unit kana neakakosha propulsion mechanism kuti igadzire handcart unit.Iyo yakareruka uye compact yedunhu breaker chimiro inovimbisa kusimba kwayo uye kuvimbika.


Product Detail

Product Tags

Muenzaniso uye Zvinorehwa

4

Shandisa Environmental Conditions

a.Altitude: hapana kupfuura 1000m
b.Ambient tembiricha: -15 ℃~+40 ℃, tembiricha yemazuva ese haipfuure +35 ℃
c.Kunyorova kwezvakatipoteredza: avhareji yemazuva ese hunyoro hunyoro: ≤95% pamwedzi avhareji hunyoro hwehukama: ≤90%
Zuva nezuva avhareji yehutsi hwekumanikidza: ≤2.2x10-3 MPa Mwedzi wega wega avhareji yemhepo yekumanikidza: ≤1.8x10-3MPa
d.Kudengenyeka kwepasi: kwete kupfuura 8 madhigirii
e.Nzvimbo yekushandiswa: Mhepo yepakati haina kusvibiswa neguruva, utsi, zvinoparadza uye/kana magasi anobvira, mhute kana mhute yemunyu.
Ongorora: Kana iyo chaiyo yekushandisa nharaunda isingasangane nemamiriro ari pamusoro, ndapota bvunza nekambani yedu.

Technical Parameter

Aihwa.

Items

Unit

Data

1

Rated voltage

kV

40.5

2

Rated frequency

Hz

50

3

1min simba frequency inomira voltage

Pakati pematanda, Panyika

kV

95

Kutsemuka

118

Mheni imhanyirwa

kutsungirira voltage
(peak)

Pakati pematanda, Panyika

185

Kutsemuka

215

4

Rated current

A

1250 1600 2000 2500

5

Yakatemerwa nguva pfupi inomira ikozvino (RMS)

kA

25

31.5

6

Rated peak inomira ikozvino

63

80

7

Rated short-circuit breaking current (RMS)

25

31.5

8

Yakatemerwa pfupi-circuit kugadzira ikozvino (peak value)

63

80

9

Yakatemerwa nguva pfupi yedunhu

s

4

10

Yakatemerwa kutevedzana kwemaitiro

 

O-0.3s-CO-180s-CO

11

Rated out-of-phase Earth fault breaking current

kA

21.7

27.4

12

Yakatemerwa tambo yekuchaja ikozvino switching bvunzo

A

50

13

Yakatemerwa imwe/kumashure-kumashure capacitor kubhengi kutyora ikozvino

800/800

14

Mechanical hupenyu

nguva

10000

15

Short circuit current breaking times

nguva

30

16

Sekondari yedunhu 1 min simba frequency inomira voltage

 

2000

17

Rated operating voltage

Kuvhara koiri

V

DC110/220, AC220

Kuvhura koiri

V

DC110/220, AC220

18

Rated voltage yemagetsi ekuchengetedza simba

W

DC110/220, AC220

19

Yakatemerwa simba rekuchengetedza simba mota

s

250

20

Nguva yekuchengetedza simba (yakatemerwa voltage)

s

≤10

21

Rated pressure yeSF6 gasi (gauge pressure pa20°C)

Mpa

0.350+0.02

22

Alarm pressure

Mpa

0.29±0.01

23

Minimum functional pressure (blocking pressure)

Mpa

0.28±0.01

24

Gore negore leak rate

%

≤0.5

25

Gasi mwando

μL/L

≤150

26

Kufambisa kuonana sitiroko

mm

≥78

27

Contact Spacing

mm

50±1.5

28

Nguva yekuvhura

ms

60~78

29

Nguva yekuvhara

ms

65~95

30

Kuvhara uye kuvhura kwetatu-chikamu hakusi nguva nenguva

 

≤5

31

Avhareji yekuvhura kumhanya (mukati me10ms mushure mepakati)

ms

2.2~2.8

32

Avhareji yekuvhara kumhanya (mukati me10ms mushure mehafu-nzira)

ms

≥1.5

33

Main conductive loop resistance

μΩ

≤32(Chingoro chemaoko)

≤20(Fixed type)

Main Structure

5

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