ZW32-24 yekunze HV vacuum circuit breaker ndeye 3-phase AC 50Hz 24kV yekunze switch switch
♦ Nzira yekuisa: danda rakaiswa;
♦ Nzira yekushanda: chitubu chekushanda kwechitubu uye chigarire chekugadzirisa magineti;
♦ Pole type: integrated pole;
♦ Kushandisa: kunze kwe24kV substation, magetsi emagetsi.
♦ Mhando yekushanda, bhuku rekushandisa, magetsi, remote control.
Product Standards
♦ IEC62271-100 Yakakwira Voltage Switchgear uye Controlgear Chikamu 100: AC Circuit-breaker
♦ GB1984 Yakakwirira Voltage AC Denderedzwa-zvipwanya
♦ GB/T11022 Zvakajairwa Zvinotsanangurwa zveHigh-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: -35°C~+40°C;
♦ Altitude:
♦ Kumhanya kwemhepo
♦ Kudengenyeka kwepasi:
♦ Nhamba yakasviba: IV;
♦ Nzvimbo dzekuisa: Hapana moto, njodzi yekuputika kana tsvina yakakomba.
Main Technical Parameters
Aihwa | Item | Unit | Value |
1 | Rated voltage | kV | makumi maviri nemana |
2 | Rated current | A | 630/1250 |
3 | Rated frequency | Hz | 50 |
4 | Rated thermal current | kA | 20/25 |
5 | Rated short circuit breaking current | kA | 20/25 |
6 | Rated dynamic current (peak) | kA | 50/63 |
7 | Yakatemerwa nguva pfupi yekuvhara ikozvino (peak) | kA | 50/63 |
8 | Thermal kugadzikana nguva | s | 4 |
9 | Rated kushanda kutevedzana | Nguva | O-0.3S-CO-1 80S-CO |
10 | 1 min simba frequency inomira voltage (inter-phase, pasi / kutsemuka) | kV | 65 |
Mheni ine simba inomira (peak) (inter-phase, pasi/kutsemuka) | 125 | ||
Sekondari yedunhu 1min simba frequency inomira voltage | 2 |
Aihwa | Item | Unit | Value |
11 | Mechanical hupenyu | Nguva | 10000 |
12 | Rated short-circuit breaking current breaking times | Nguva | 30 |
13 | Yakatemerwa nguva dzekutyora kwedunhu | Nguva | 10000 |
14 | Contact chinhambwe | mm | 12±1 |
15 | Pamusoro pekufamba | mm | 3±1 |
16 | Inter-phase centre kureba | mm | 380±1.5 |
17 | Chikamu chetatu chekuvhara uye kuvhura asynchronism | ms | ≤2 |
18 | Bata yekuvhara bounce nguva | ms | ≤2 |
19 | Nguva yekuvhara | ms | 25~80 |
20 | Nguva yekuvhura | ms | 23~50 |
makumi maviri nerimwe | Avhareji yekuvhura kumhanya | m/s | 1.1-1.7 |
makumi maviri nemaviri | Kumhanya kweavhareji yekuvhara | m/s | 0.5-0.9 |
makumi maviri nenhatu | Main conductive circuit resistance | mΩ | ≤80 |
General Structure Drawing uye Kuisa Saizi (chikamu: mm)
1. Yepamusoro inobuda mutsetse terminal 2. Inodimburira 3. Insulating chubhu 4. Lower outgoing line terminal
5. Conductive clip 6. Flexible connection 7. Insulating lever 8. Bata pressure spring
9. Opening spring 10. Drive 11. Mechanism outgoing shaft 12. Operating mechanism
13. Mechanism box 14. Ikozvino transformer link board
1. Mubato wekushandisa 2. Bvisa main shaft 3. Circuit breaker manual kuvhura/kuvhara mubato
4. Mubato wekuchengetedza simba 5. Kuvhura/kuvhara chiratidzo 6. Wiring plug 7. Current transformer
8. Insulator 9. Insulating frame 10. Insulating lever 11. Incoming line terminal
12. Bvisa blade 13. Inobuda mutsetse 14. Circuit breaker
Kuisa nzira (danda rimwechete / kaviri danda)