{"id":1237,"date":"2025-04-06T01:03:46","date_gmt":"2025-04-06T01:03:46","guid":{"rendered":"https:\/\/pineele.com\/?p=1237"},"modified":"2025-04-07T02:56:41","modified_gmt":"2025-04-07T02:56:41","slug":"ckj5-125-low-pressure-ac-vacuum-contactor","status":"publish","type":"post","link":"https:\/\/pineele.com\/ckj5-125-low-pressure-ac-vacuum-contactor","title":{"rendered":"CKJ5-125 Low Pressure AC Vacuum Contactor"},"content":{"rendered":"\n

TheCKJ5-125 Low Pressure AC Vacuum Contactor is a high-performancevacuum contactor engineered for long-distance switching and control of AC motors and circuits in power systems. With a ratedVoltage guide of up to1140V and a current capacity of125A, thisAC vacuum contactor excels in environments requiring frequent operations, such as industrial plants, mining, metallurgy, petrochemical facilities, power generation, and transportation networks.\n\n\n\n

\"CKJ5-125\n\n\n\n

Designed for durability and efficiency, the CKJ5-125vacuum contactor is perfect for high-voltage solutions motor control, circuit protection, and managing power equipment in demanding applications, including explosion-proof settings when paired with electromagnetic starters.\n\n\n\n

Key Features of the CKJ5-125 AC Vacuum Contactor\n\n\n\n
    \n
  • Vacuum Arc Extinction: Reduces arc energy, minimizing wear and extending the lifespan of thisAC vacuum contactor.\n\n\n\n
  • Compact & Robust Design: Built to withstand tough conditions while saving space.\n\n\n\n
  • High Electrical Endurance: Rated for over60,000 electrical operations.\n\n\n\n
  • Versatile Applications: Ideal for mining, metallurgy, petrochemicals, and power systems.\n\n\n\n
  • Advanced Protection: Pair with thermal relays for thermal and electromagnetic safety.\n\n\n\n\n

    Parameters & Technical Specifications\n\n\n\n
    Product ModelRated Voltage (V)Rated Current (A)Main Contact ParameterPower Frequency Voltage Resistance (Effective Value)Opening Distance (mm)Over Travel (mm)Final Pressure (N)Main CircuitControl CircuitAuxiliary Circuit
    CKJ5-80114036\/110\/220\/380801.8 \u00b1 0.230 \u00b1 31 \u00b1 0.24200250020002000
    CKJ5-125114036\/110\/220\/3801251.8 \u00b1 0.230 \u00b1 31 \u00b1 0.24200250020002000
    CKJ5-250114036\/110\/220\/3802502 \u00b1 0.278 \u00b1 7.81 \u00b1 0.24200250020002000
    CKJ5-400114036\/110\/220\/3804002 \u00b1 0.2117.6 \u00b1 11.81 \u00b1 0.24200250020002000
    CKJ5-600114036\/110\/220\/3806002 \u00b1 0.2196 \u00b1 19.61 \u00b1 0.24200250020002000\n\n\n\n

    Additional Technical Parameters\n\n\n\n
    Product ModelMaking Capacity (AC-3)Breaking Capacity (AC-4)Limit Breaking Current (A)Electric LifetimeMechanical LifetimeWeight
    CKJ5-8010Ie, 100 Times8Ie, 25 Times2000, 3 Times60 \u00d7 10\u20746 \u00d7 10\u20744 KG
    CKJ5-12510Ie, 100 Times8Ie, 25 Times2000, 3 Times60 \u00d7 10\u20746 \u00d7 10\u20744 KG
    CKJ5-25010Ie, 100 Times8Ie, 25 Times4500, 3 Times60 \u00d7 10\u20746 \u00d7 10\u20748 KG
    CKJ5-40010Ie, 100 Times8Ie, 25 Times4500, 3 Times60 \u00d7 10\u20742 \u00d7 10\u207412 KG
    CKJ5-60010Ie, 100 Times8Ie, 25 Times6000, 3 Times60 \u00d7 10\u20740.5 \u00d7 10\u207420 KG\n\n\n\n

    Installation & Dimensions\n\n\n\n

    TheCKJ5-125 AC Vacuum Contactor is designed for seamless integration into power systems. Its compact size ensures flexibility in installation:\n\n\n\n

      \n
    • Dimensions: 157mm x 134mm x 135mm\n\n\n\n
    • Installation Size: 142mm x 118mm (4\u20137mm bolts)\n\n\n\n\n

      Thisvacuum contactor is easy to install, maintain, and replace, making it a practical choice for various setups.\n\n\n\n

      Typical Applications of the CKJ5-125 Vacuum Contactor\n\n\n\n
        \n
      • AC Motor Control: Perfect for frequent motor startups and stops.\n\n\n\n
      • Industrial Power Equipment: Controls transformers, generators, and more.\n\n\n\n
      • Power Systems: Suited for medium- and low-voltage applications in energy, manufacturing, and processing industries.\n\n\n\n
      • Explosion-Proof Settings: Reliable in hazardous environments with proper safety integration.\n\n\n\n\n

        Why Choose the CKJ5-125 AC Vacuum Contactor?\n\n\n\n
          \n
        1. Superior Reliability: Vacuum arc extinction ensures long life and low maintenance for thisAC vacuum contactor.\n\n\n\n
        2. Broad Industry Use: Trusted in mining, petrochemicals, metallurgy, and power systems.\n\n\n\n
        3. Heavy-Duty Durability: Over 60,000 electrical operations for demanding tasks.\n\n\n\n
        4. Space-Saving Design: Compact yet powerful, ideal for constrained installations.\n\n\n\n
        5. Safety in Harsh Environments: Explosion-proof compatibility when paired with relays.\n\n\n\n\n

          Frequently Asked Questions (FAQ)\n\n\n\n

          1. What sets AC Vacuum Contactors apart from air contactors?\n\n\n\n

        AC vacuum contactors like the CKJ5-125 use vacuum arc extinction for superior durability and reduced maintenance compared to air contactors, which suffer from faster wear and shorter lifespans.\n\n\n\n

        2. How do I install the CKJ5-125 Vacuum Contactor?\n\n\n\n

        Thisvacuum contactor is simple to install using the provided dimensions (142mm x 118mm). Ensure a dust-free, moisture-free environment and secure main and auxiliary circuit connections.\n\n\n\n

        3. Which industries benefit from the CKJ5-125 AC Vacuum Contactor?\n\n\n\n

        Mining, petrochemical, metallurgy, energy, and transportation sectors rely on thisAC vacuum contactor for its reliability and performance in high-voltage, frequent-switching tasks.\n","protected":false},"excerpt":{"rendered":"

        The CKJ5-125 Low Pressure AC Vacuum Contactor is a high-performance vacuum contactor engineered for long-distance switching and control of AC motors and circuits in power systems. With a rated Voltage guide of up to 1140V and a current capacity of 125A, this AC vacuum contactor excels in environments requiring frequent operations, such as industrial plants, […]\n","protected":false},"author":1,"featured_media":1326,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[34],"tags":[],"class_list":["post-1237","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ac-vacuum-contactor"],"acf":[],"yoast_head":"\n