{"id":1233,"date":"2025-04-06T00:53:48","date_gmt":"2025-04-06T00:53:48","guid":{"rendered":"https:\/\/pineele.com\/?p=1233"},"modified":"2025-04-07T02:55:01","modified_gmt":"2025-04-07T02:55:01","slug":"ckg3-7-2-high-voltage-ac-vacuum-contactor","status":"publish","type":"post","link":"https:\/\/pineele.com\/ckg3-7-2-high-voltage-ac-vacuum-contactor","title":{"rendered":"CKG3-7.2 High Voltage AC Vacuum Contactor"},"content":{"rendered":"\n

TheCKG3-7.2 Highvoltage AC Vacuum Contactor is designed for efficient and dependable switching in AC electrical circuits up to7.2kV. With rated currents of160A, 250A, 400A, and 630A, this vacuum contactor excels in frequent operations, offering superior arc-extinguishing performance and an extended service life. It\u2019s a top choice for applications like medium voltage motor control, transformer switching, capacitor banks, and critical operations in substations and industrial networks.\n\n\n\n

\"CKG3-7.2\n\n\n\n
\n\n\n\n

Key Performance Features\n\n\n\n
    \n
  • Vacuum Interruption Technology: Minimizes arc energy for longer contactor lifespan.\n\n\n\n
  • Compact Design: Space-efficient, fits seamlessly into various cabinet setups.\n\n\n\n
  • High Mechanical Life: Rated for up to1,000,000 mechanical operations.\n\n\n\n
  • Robust Making & Breaking Capacity: Handles frequent switching with exceptional reliability.\n\n\n\n
  • Safe Overload Protection: Built-in thermal and magnetic overload safeguards.\n\n\n\n\n
    \n\n\n\n

    Technical Specifications\n\n\n\n
    Product ModelRated Voltage (V)Rated Current (A)Control Voltage (V)Clearance Between Open Contacts (mm)Overtravel (mm)Final Pressure (N)Breaking Capacity (A)Making Capacity (A)Overload CapacityMechanical Life (times)Weight (kg)
    CKG3-7.2\/1607200160220\/1103.5 \u00b1 0.32 \u00b1 0.2\u226585N8Ie, 25 Times10Ie, 100 Times8Ie, 10s1,000,00025.5
    CKG3-7.2\/2507200250220\/1103.5 \u00b1 0.32 \u00b1 0.2\u226585N8Ie, 25 Times10Ie, 100 Times8Ie, 10s1,000,00025.5
    CKG3-7.2\/4007200400220\/1103.5 \u00b1 0.32 \u00b1 0.2\u226585N8Ie, 25 Times10Ie, 100 Times8Ie, 10s1,000,00032
    CKG3-7.2\/6307200630220\/1103.5 \u00b1 0.32 \u00b1 0.2\u226585N8Ie, 25 Times10Ie, 100 Times8Ie, 10s1,000,00036\n\n\n\n
    \n\n\n\n

    Environmental Operating Conditions\n\n\n\n
      \n
    • Ambient Temperature: -15\u00b0C to +40\u00b0C (transportation down to -30\u00b0C).\n\n\n\n
    • Altitude: \u22641000 meters.\n\n\n\n
    • Relative Humidity:\n
        \n
      • Daily average \u226495%.\n\n\n\n
      • Monthly average \u226490%.\n\n\n\n\n\n
      • Saturated Vapor Pressure:\n
          \n
        • Daily \u22642.2 \u00d7 10\u207b\u00b3 MPa.\n\n\n\n
        • Monthly \u22641.8 \u00d7 10\u207b\u00b3 MPa.\n\n\n\n\n\n
        • Earthquake Resistance: Up to Seismic Intensity 8.\n\n\n\n
        • Installation Requirements: No fire, explosion risks, severe vibration, or chemical corrosion.\n\n\n\n\n
          \"High\n\n\n\n
          \n\n\n\n

          Typical Applications\n\n\n\n
            \n
          • Medium Voltage Motor Starters: Smooth and reliable motor control.\n\n\n\n
          • Transformer Switching Circuits: Efficient power management.\n\n\n\n
          • Capacitor Banks: Precise switching for reactive power compensation.\n\n\n\n
          • Load Switching in Substations: Dependable distribution solutions.\n\n\n\n
          • Industrial Automation Panels: Seamless integration for heavy-duty tasks.\n\n\n\n\n
            \n\n\n\n

            Why Choose the CKG3-7.2 Vacuum Contactor?\n\n\n\n
              \n
            1. Extended Mechanical & Electrical Life: Built to last with minimal maintenance.\n\n\n\n
            2. Advanced Vacuum Arc Suppression: Ensures safe and efficient operation.\n\n\n\n
            3. Cost-Effective Solution: High performance at a competitive price.\n\n\n\n
            4. Standards Compliance: Meets national and international benchmarks.\n\n\n\n
            5. Easy Integration: Perfect for metal-enclosed switchgear systems.\n\n","protected":false},"excerpt":{"rendered":"

              The CKG3-7.2 High voltage AC Vacuum Contactor 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\u2019s a top choice for applications like medium voltage […]\n","protected":false},"author":1,"featured_media":1322,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[34],"tags":[],"class_list":["post-1233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ac-vacuum-contactor"],"acf":[],"yoast_head":"\n