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Bu CKG3-7.2 High Gerilim AC Vakum Kontaktörü is designed for efficient and dependable switching in AC electrical circuits up to 7.2kV. With rated currents of 160A, 250A, 400A, and 630A, this vacuum contactor excels in frequent operations, offering superior arc-extinguishing performance and an extended service life. It’s a top choice for applications like medium voltage motor control, transformer switching, capacitor banks, and critical operations in substations and industrial networks.
Key Performance Features
- Vacuum Interruption Technology: Minimizes arc energy for longer contactor lifespan.
- Compact Design: Space-efficient, fits seamlessly into various cabinet setups.
- High Mechanical Life: Rated for up to 1,000,000 mechanical operations.
- Robust Making & Breaking Capacity: Handles frequent switching with exceptional reliability.
- Safe Overload Protection: Built-in thermal and magnetic overload safeguards.
Teknik Özellikler
| Product Model | Nominal Gerilim (V) | Nominal Akım (A) | Control Voltage (V) | Clearance Between Open Contacts (mm) | Overtravel (mm) | Final Pressure (N) | Breaking Capacity (A) | Making Capacity (A) | Overload Capacity | Mechanical Life (times) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| CKG3-7.2/160 | 7200 | 160 | 220/110 | 3.5 ± 0.3 | 2 ± 0.2 | ≥85N | 8Ie, 25 Times | 10Ie, 100 Times | 8Ie, 10s | 1,000,000 | 25.5 |
| CKG3-7.2/250 | 7200 | 250 | 220/110 | 3.5 ± 0.3 | 2 ± 0.2 | ≥85N | 8Ie, 25 Times | 10Ie, 100 Times | 8Ie, 10s | 1,000,000 | 25.5 |
| CKG3-7.2/400 | 7200 | 400 | 220/110 | 3.5 ± 0.3 | 2 ± 0.2 | ≥85N | 8Ie, 25 Times | 10Ie, 100 Times | 8Ie, 10s | 1,000,000 | 32 |
| CKG3-7.2/630 | 7200 | 630 | 220/110 | 3.5 ± 0.3 | 2 ± 0.2 | ≥85N | 8Ie, 25 Times | 10Ie, 100 Times | 8Ie, 10s | 1,000,000 | 36 |
Environmental Operating Conditions
- Ortam Sıcaklığı: -15°C to +40°C (transportation down to -30°C).
- Yükseklik: ≤1000 meters.
- Bağıl Nem:
- Daily average ≤95%.
- Monthly average ≤90%.
- Saturated Vapor Pressure:
- Daily ≤2.2 × 10⁻³ MPa.
- Monthly ≤1.8 × 10⁻³ MPa.
- Earthquake Resistance: Up to Seismic Intensity 8.
- Kurulum Gereksinimleri: No fire, explosion risks, severe vibration, or chemical corrosion.
Tipik Uygulamalar
- Medium Voltage Motor Starters: Smooth and reliable motor control.
- Transformer Switching Circuits: Efficient power management.
- Capacitor Banks: Precise switching for reactive power compensation.
- Load Switching in Substations: Dependable distribution solutions.
- Industrial Automation Panels: Seamless integration for heavy-duty tasks.
Why Choose the CKG3-7.2 Vacuum Contactor?
- Extended Mechanical & Electrical Life: Built to last with minimal maintenance.
- Advanced Vacuum Arc Suppression: Ensures safe and efficient operation.
- Cost-Effective Solution: High performance at a competitive price.
- Standards Compliance: Meets national and international benchmarks.
- Easy Integration: Perfect for metal-enclosed switchgear systems.
