CNS

CNS Moulded Case Circuit Breaker

Our CNS series of MCCB has already provided ODM/OEM and other related services to many well-known domestic and foreign manufacturers.
With professional heart, do the professional thing” reflects our commitment to the pursuit of excellent quality.
In order to ensure each MCCB can meet the high standard requirement of performance and safety, every production workshop is equipped with a long-delay, short-delay, instantaneous efficacy desk, with a standing voltage calibration desk, mechanical life test rack, intelligent tester, and other testing equipment. We test rigorously for the products’ tripping precision, sensitivity, and reliability of mechanical operation, and the material of key accessories, so as to ensure every product can meet the customer’s quality requirement.

In order to control costs and quality effectively, all accessories of the circuit breaker are designed, molded, and put into continuous production on our own.

Our commitment to all customers is to offer the products with the best cost-performance ratio.

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      Functions and Characteristics

      Item No.CNS  800-1600
      Number of poles3P, 4P
      ControlManualwith toggle
      with direct or extended rotary handle
      ConnectionsFixedfront connections
      Plug-infront connections/rear connections
      Electrical characteristics as per IEC60947 and EN60947-2
      Rated current(A) InIn800, 1000, 1250, 1600
      Rated insulation voltage(V)Ui800
      Rated impulse withstand voltage(kV)Uimp8
      Rated operational voltage(V)UeAC 50/60Hz,690
      Breaking capacity levels                                      N            H
      Utilization categoryAC220/240V                        85          85
      380/415V                        50          70
      440V                               50          65
      500/525V                        40          50
      660/690V                        30          42
      Operation performanceMechanical10000
      Electrical 440V5000
      Protection                                                                                          Chart C-1
      Overload protectionlong-time delayIr (In x……)
      Short-circuit protectionshort-time delayIsd (Ir x……)
      InstantaneousIi (In x……)
      Indication and control auxiliaries
      Auxiliary switch
      MX Shunt coil
      MN under-voltage coil

      Dimension

      Tripping Curves

      Packing Data

      ModelQty/CTN(pcs)GW(kg)NW(kg)Carton Size(cm)
      CNS-800 3P114.11245.5*35.5*31.5
      CNS-800 4P118.215.444.5*36*42.5
      CNS-1600 3P114.412.345.5*35.5*31.5
      CNS-1600 4P118.81644.5*36*42.5

      Advantage

      • High precision mold 500+ sets
      • Products exhibit exceptional craftsmanship
      • 48-Hour Anti-Saltspray
      • 20,000+ Life Time
      • High Breaking Capacity up to 100kA
      • -25℃ Min Temperature

      Customized to your design

      Manufacture products based on customer’s complete specifications.

      Customers provide comprehensive specifications documents covering all product details, specifications include complete technical drawings, bill of materials, material/component requirements, and all dimensions, our Engineering and manufacturing team reviews specifications to ensure producibility, we can also provide some new ideas to help you make your product better!

      Customized Solution

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        Frequently Asked Questions

        A: We are professional manufacturer in industrial electrical equipment since 1992. Welcome to have online/offline factory tour for further communication.

        A: Sure, please send us an inquiry and tell us your demand, we have a professional team to support you in model selection til the order is placed.

        A: Moulded Case Circuit Breaker, Air Circuit Breaker, Earth Leakage Circuit Breaker, Miniature Circuit Breaker, Contactor, Motor Protection Circuit Breaker, etc.

         

        A: We strict in high quality. Products has low temperature rise, long life time and good corrosion resistance. Our materials are Mitsubishi PC, DuPont PA66, DMC-A/DMC-2, metal coating-corrosion resistance 72 hours, T2 copper bar, T2 copper pillar, T2 copper plate. All Products pass the test of CQC,CE,CB and TUV.

         

        A: Yes, 24 months warranty, and our products are 100% inspected. If any problems, let us know immediately, and we will give a satisfactory solution.

        A: Yes, 100% inspection. Products passed all tests: micro resistance test, withstand voltage test, temperature rise test, short time delay characteristic test, long time delay characteristic test and instantaneous trip test for each phase.

        A: Yes sure, we provide OEM/ODM/OBM/OPM service, consult us for details like MOQ and design.

         

        A: Usually it takes about 25 days for production. If you have urgent requirements, please send us a list to check the stock. We have sufficient stock for materials.

         

        A: We have flexible payment terms, and accept TT, 30% deposit with 70% balance before shipment. 

         

        A: Welcome! Please let me know your Country/Area first, we will have a check and then process it. Don’t hesitate to contact us for further cooperation.

         

        A: Yes, for large quantities, we always support with better prices. Also, there are some seasonal promotions. Please contact us for a special discount.

         

        A: For transportation issues, we will assist in troubleshooting and provide accessories and guidance. If the product cannot be repaired, we will send you replaced one in the next order. For installation issues, we will provide installation instructions or video guidance.

         

        A: Welcome! We are in Liushi Town,  Wenzhou City, Zhejiang, China. Let us know when you are planning to visit.

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