VS1-12 indoor high-voltage vacuum circuit breaker is indoor switchgear for three-phase AC 50Hz rated voltage of 12kV power system, sechidziviriro nekudzora unit yemagetsi emidziyo yegridi uye maindasitiri nemabhizimusi emigodhi. Inokodzera kushanda kazhinji pasi peiyo yakatemerwa kushanda ikozvino, kana kune iyo nzvimbo iyo pfupi-yedunhu ikozvino inoputswa nekuyambuka kwakawanda.
Iyo yedunhu breaker inotora dhizaini yekushanda meshini uye wedunhu breaker body, iyo inogona kushandiswa seyakagadziriswa yekuisa unit kana inobviswa unit.
VS1-12 indoor HV vacuum circuit breaker is 3-phase AC 50Hz 12kV indoor switch equipment.
♦ Kuisa nzira: inobvisa mhando, yakagadziriswa mhando, mativi akaiswa mhando;
♦ Nzira yekushanda: spring ope rating mechanism, permanent magnetic operating mechanism;
♦ Pole type: danda rakaungana, danda rakaiswa;
♦ Kushandisa: switchgear KYN28-12, XGN-12.
♦ Sekondari plug: 58pins, 64pins.
Product Standards
♦ IEC62271-100 Yakakwira Voltage Switchgear uye Controlgear Chikamu 100: AC Circuit-breaker
♦ GB1984 Yakakwirira Voltage AC Denderedzwa-zvipwanya
♦ GB/T11022 Zvakajairwa Zvinotsanangurwa zvePamusoro-voltage Switchgear uye Controlgear Mitemo
♦ JB/T 3855 High Voltage AC Vacuum Circuit-breakers
♦ DL/T402 Tsanangudzo yeHigh-voltage AC Circuit-breakers
Environmental Conditions
♦ Tembiricha yeAmbient: -15°C~+40°C;
♦ Altitude:
♦ Hunyoro hunyoro: avhareji yemazuva ese
♦ Kudengenyeka kwepasi:
♦ Nzvimbo dzisina moto, njodzi yekuputika, tsvina yakakomba, kuora kwemakemikari, pamwe chete nekudengenyeka kwakanyanya.
Main Technical Parameters
| Aihwa | Item | Unit | Value |
| 1 | Rated voltage | kV | 12 |
| 2 | 1 min simba frequency inomira voltage | 42 | |
| 3 | Rated mheni impulse inomira voltage | 75 | |
| 4 | Rated frequency | Hz | 50 |
| 5 | Rated current | A | 630, 1250, 1600, 2000, 2500, 3150, 4000 |
| 6 | Rated short circuit breaking current | kA | 20, 25, 31.5, 40 |
| 7 | Yakatemerwa nguva pfupi inomira ikozvino | 20, 25, 31.5, 40 | |
| 8 | Yakatemerwa nguva pfupi yedunhu | s | 4 |
| 9 | Yakatemerwa peak kukosha kutsungirira ikozvino | kA | 50, 63, 80, 100 |
| 10 | Rated short circuit kugadzira ikozvino | 50, 63, 80, 100 | |
| 11 | Sekondari redunhu simba frequency inomira voltage (1min) | IN | 2000 |
| 12 | Yakayerwa imwe / kumashure-kumashure capacitor kubhengi kutyora ikozvino | A | 630/400 (800/400 ye40kA uye 50kA) |
| Aihwa | Item | Unit | Value |
| 13 | Yakatemerwa capacitor bhangi kuvhara inrush ikozvino | A | 12.5 |
| 14 | Nguva yekuvhura (yakatemerwa voltage) | ms | 20-50 |
| 15 | Nguva yekuvhara (yakatemerwa voltage) | ms | 35-70 |
| 16 | Mechanical hupenyu | Nguva | 10000 |
| 17 | Yakatemerwa nhamba iripo yekutyora | Nguva | 10000 |
| 18 | Rated short circuit current breaking number | Nguva | 50 (30 ye40kA;20 ye50kA) |
| 19 | Kufamba uye kugadzika ma contacts cumulative anobvumirwa kupfeka ukobvu | mm | 3 |
| 20 | Rated kuvhara kushanda voltage | IN | AC/DC110/220 |
| makumi maviri nerimwe | Rated kuvhura kushanda voltage | ||
| makumi maviri nemaviri | Rated voltage yemagetsi ekuchengetedza simba | IN | 70 (80 ror 40kA uye 50kA) |
| makumi maviri nenhatu | Yakatemerwa simba rekuchengetedza simba mota | ||
| makumi maviri nemana | Nguva yekuchengetedza simba | s |
|
| 25 | Clearance pakati akavhurika contacts | mm | 11±1 |
| 26 | Pamusoro pekufamba | mm | 3.5±0.5 |
| 27 | Bata yekuvhara bounce nguva | ms | ≤2 (≤3 ye40kA uye 50kA) |
| 28 | Chikamu chetatu kuvhura uye kuvhara asynchronism | ms | ≤2 |
| 29 | Avhareji yekuvhura kumhanya | m/s | 0.9-1.2 |
| 30 | Kumhanya kweavhareji yekuvhara | m/s | 0.5-0.8 |
| 31 | Main conductive circuit resistance | mΩ | ≤60 (630A) ≤50(1250A) ≤35(1600-2000A) ≤25(pamusoro 2500A) |
| 32 | Kuvhara kubata kumanikidza kwevanobatika | N | 2000±200(20kA) 2400±200(25kA) 3100±200 (31.5kA) 4250±250 (40kA) 6500±500 (50kA) |
| 33 | Rated kushanda kutevedzana | O-0.3s-CO-180s-CO O-180s-CO-180s-CO (50kA) |
