| Brand | Wone Store |
| Numero sa Modelo | CKG4(B) Mataas na Voltaheng Vacuum Contactor |
| Naka nga boltahang rated | 7.2kV |
| Rated Current | 250A |
| Nasodnong peryedyo | 50/60Hz |
| Serye | CKG4 |
Ang serye ng high-voltage vacuum contactors na ito, ang AC vacuum contactors ay angkop para sa power network system na may AC 50-60HZ, 6kv(7.2kv), 10kv (12kv) main circuit rated voltage, at rated current mula 160A hanggang 1600A. Ang serye ng contactor na ito ay ginagamit sa long-distance connection at breaking, pati na rin ang madalas na pagsisimula at pagkontrol ng AC motors, transformers, at capacitor banks at iba pang mga okasyon.
Karakteristika
Mabuting triphase synchronization, at matatag na mechanical characteristics.
Maliit na closing bounce.
Ang resistance ng main circuit ay ≤ 200 (μΩ) at mataas ang reliability.
Mas mataas na cost performance.
Parametro
| Tech. parameters | Model | 160、250/12(7.2) | 400/12(7.2) | 630/12(7.2) | 800/12(7.2) | 1250/12(7.2) |
| Rated voltage of Main Loop | (KV) | 12(7.2) | 12(7.2) | 12(7.2) | 12(7.2) | 12(7.2) |
| Rated current of Main Loop | (A) | 160、250 | 400 | 630 | 800 | 1000、1250 |
| Main loop making capacity | (A/100times) | 2500 | 4000 | 6300 | 8000 | 10000 |
| Main loop switching capability | (A/25times) | 2000 | 3200 | 5000 | 6000 | 8000 |
| Ultimate breaking capacity | (A/3times) | 4000 | 4500 | 6300 | 8000 | 10000 |
| Mechanical life | (10,000 times) | 100 | 100 | 100 | 100 | 100 |
| Machanical lock life | (10,000 times) | 10 | 10 | 10 | 10 | 10 |
| Electrical endurance AC3 | (10,000 times) | 25 | 25 | 25 | 25 | 25 |
| Permanent magnet mechanism lifespan | (10,000 times) | 20 | 20 | 20 | 20 | 20 |
| Power frequency withstand voltage of main loop (fracture) | (KV) | 42(32) | 42(32) | 42(32) | 42(32) | 42(32) |
| Phase-phase/phase-to-ground power frequency withstand voltage | (KV) | 42(32) | 42(32) | 42(32) | 42(32) | 42(32) |
| Lightning impulse withstand voltage | (KV) | 75(60) | 75(60) | 75(60) | 75(60) | 75(60) |
| Rated operating frequency | (Times/h) | 150 | 150 | 150 | 150 | 150 |
| Operating Frequency of Permanent magnet mechanism | (Times/h) | 30 | 30 | 30 | 30 | 30 |
| Terminal pressure | (N) | >100 | >100 | >100 | >100 | >100 |
| Clearance between open contacts | (mm) | 6(5)±0.5 | 6(5)±0.5 | 6(5)±0.5 | 6(5)±0.5 | 6(5)±0.5 |
| Overtravel | (mm) | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 |
| Main loop resistance | (μΩ) | ≤200 | ≤200 | ≤200 | ≤150 | ≤150 |
Pag-install
