◆ Type tsananguro
◆ Shandisa zvakatipoteredza
Normal kushandiswa nharaunda
● Ambient tembiricha: -15 ~ 40 ℃, zuva nezuva avhareji tembiricha ≤+35℃;
● Humidity: Avhareji kukosha kwehunyoro hunyoro kuyerwa mukati meawa makumi maviri nemana ndeye ≤95%; avhareji kukosha kwe
mhute yemvura yakayerwa mukati memaawa makumi maviri nemana iri ≤2.2kpa; avhareji kukosha kwehunyoro hunyoro ndeye
● Altitude ≤1000m;
● Mwaranzi yezuva inogona kufuratirwa;
● Kudengenyeka kubva kunze kwe switchgear uye kudzora midziyo inogona kuregererwa;
● Mhepo yakapoteredza haina kunyanya kusvibiswa neguruva, utsi, gasi rinoparadza kana kuti rinobvira moto, chiutsi kana chiutsi.
◆Chimiro
Iyo huru yedunhu yeVEF-12GD yakatevedzana padivi yekuisa mhando 3 inoshanda chinzvimbo vacuum wedunhu breaker yakarongwa kureba. Chikamu chepamusoro ndicho chinodimbura switch, chikamu chepakati ivacuum circuit breaker, uye chikamu chepasi ndicho chinochinja pasi. Iyo inoshanda sisitimu, iyo yedunhu breaker mechanism uye inopindirana michina iri pamberi pekuchinja. Switch inogona kuiswa kumusoro pasi.
Kuchengeteka uye zvakanakisaembeddedhapana
Kuvimbika kwepamusoro, kugadzikana kwekushanda kwekudzivirira, chimiro chakasimba, miniaturization, kuchengetedza-isina, yakawedzera hushamwari, uye yakakwira mechanic kuramba.
Visual disconnect yakavhurika contacts
Rotary disconnect switch ine inooneka bvisa yakavhurika mazita mushure mekuvhura.
Modular operating mechanism
Iyo yedunhu breaker inotora modular inoshanda mashandiro, iyo inogona kutsiviwa kana kuwedzeredzwa yakazvimiririra, uye ine yakanaka kuchinjana. Inogona kushandiswa nemaoko, kana inogona kushandiswa ne AC kana DC simba rekuchengetedza kuti ione kure kure.
Tatu-shaftsnhanho-ne-nhanho kushanda, yakavimbika mechanical interlocking
Iyo disconnect switch, circuit breaker, uye pasi switch inoshandiswa pane imwe shaft zvichiteerana, uye pane yekumanikidza mechanical interlock pakati pe3 shafts kudzivirira misoperation.
Inobuda waya inopera isina-inobata chaji yekuratidzira sensor
Hapana capacitance, uchishandisa isiri-contact induction tekinoroji, yakachengeteka uye yakavimbika.
Mukova wekhabhineti uye shanduko yepasi yakagadzirwa neyakavimbika inopindirana chimiro
Kuti ive nechokwadi chekuchengetedzwa kweanoshanda, iyo yekugadziridza-isina kabati gonhi rine kabati gonhi rekuvhara.
◆ Main technical parameters
AIHWA. | Items | Unit | Parameters | ||
1 | Rated voltage | kV | 12 | ||
2 | (1min) yakayerwa nguva pfupi yemagetsi frequency inomira voltage: chikamu-ku-chikamu, pane akavhurika mazita | 42/48 | |||
3 | Yakatemerwa mheni simba inomira voltage (peak): phase-to-phase, kumativi akazaruka anobatika | 75/85 | |||
4 | Yekutanga redunhu simba frequency inomira voltage (1min) | IN | 2000 | ||
5 | Rated frequency | Hz | 50 | ||
6 | Rated current | A | 630, 1250 | ||
7 | Rated short circuit breaking current | kA | 20 | 25 | 31.5 |
8 | Rated peak inomira ikozvino | kA | 50 | 63 | 80 |
9 | Rated short circuit kugadzira ikozvino | kA | 50 | 63 | 80 |
10 | 4S yakayerwa nguva pfupi kutsungirira ikozvino | THE | 20 | 25 | 31.5 |
11 | Yakatemerwa nguva pfupi inomira panguva iripo | S | 4 | ||
12 | Yakatemerwa imwe/kumashure-kumashure capacitor kubhengi kutyora ikozvino | A | 630/400 | ||
13 | Yakatemerwa capacitor bhangi kugadzira inrush ikozvino | kA | 12.5(frequency ≤1000Hz) | ||
14 | Rated short circuit current breaking number | nguva | 30 | ||
15 | Mechanical hupenyu (dimbura switch/circuit breaker/earth switch) |
| 3000/10000/3000 | ||
16 | Inobvumirwa kuwedzera kupfeka ukobvu hwekufamba uye yakagadziriswa kubata | mm | 3 | ||
17 | Rated kuvhara kushanda voltage | IN | AC24/48/110/220, DC24/48/110/220 | ||
18 | Rated kuvhura kushanda voltage | ||||
19 | Rated voltage yemota | ||||
20 | Rated simba injini | IN | 70 | ||
makumi maviri nerimwe | Kuchaja nguva | S |
| ||
makumi maviri nemaviri | Clearance pakati akavhurika contacts | mm | 9±1 | ||
makumi maviri nenhatu | Overtravel | 3.5±1 | |||
makumi maviri nemana | Contacts kuvhara bounce nguva | ms |
| ||
25 | Chikamu chetatu kuvhura uye kuvhara asynchronism |
| |||
26 | Nguva yekuvhura (yakatemerwa voltage) |
| |||
27 | Nguva yekuvhara (yakatemerwa voltage) |
| |||
28 | Avhareji yekuvhura kumhanya (mabatiki achangovhurwa ~ 6mm) | m/s | 0.9-13 | ||
29 | Avhareji yekuvhara kumhanya (6mm ~ macontacts achangovharwa) | 0.5-11 | |||
30 | Mazita anovhura rebound amplitude | mm |
| ||
31 | Mazita anovhara macontact pressure | N | 2400±200(20-25kA) 3100±200(31.5kA) | ||
32 | Rated kushanda kutevedzana |
| O-03S-CO-180S-CO |