Nader Circuit Breaker

Nader Circuit Breaker
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Home / Blog / Technology /
  • 【Technology】 Key Points of Molded Case Circuit Breaker Selection
    Updated 09/09/2020
    Circuit breakers are classified into universal type and plastic case type according to their structure. Among them, molded case circuit breakers are suitable for power distribution systems with rated voltage 690V, frequency 50/60Hz, and rated current 16 to 1600A or as protection equipment for transfo...
    Tags: molded case circuit breakerrated currenttrip unitbreaking capacity
  • 【Technology】 The hidden protection function of the circuit breaker
    Updated 09/09/2020
    Circuit breaker protection mainly includes: breaker failure protection, automatic reclosing, charging protection, dead zone protection, three-phase inconsistency protection and instantaneous follow-up. This article mainly discusses circuit breaker protection under 3/2 connection mode. 1. Configuratio...
    Tags: breaker failure protectionreclosingthree-phase voltage
  • 【Technology】 Steps to replace the circuit breaker closing coil
    Updated 09/09/2020
    1. Apply for the first type of work ticket and prepare for the start of work. 2. The motor circuit switch F1 is open. 3. The circuit breaker is in position. 4. S4 is placed in the isolation position. 5. Good grounding. 6. The closing spring is completely discharged. 7. The opening spring is completel...
    Tags: bolt
  • 【Technology】 Basic requirements and principles of circuit breaker selection
    Updated 09/09/2020
    Basic requirements for circuit breaker selection: 1) The choice of circuit breaker should meet the load characteristics of the line. When selecting a circuit breaker, we must first accurately understand its performance, so as to set the parameter value of the electrical appliance. The specific standa...
    Tags: low-voltage circuit breaker
  • 【Technology】 5 reasons for air switch tripping
    Updated 09/09/2020
    What is an air switch? Everyone must feel very magical to hear this name. In fact, an air switch can also be called an air circuit breaker, which is a type of circuit breaker. It is a switch that will automatically open as long as the current in the circuit exceeds the rated current. Air switch is a ...
    Tags: air switchelectrical applianceshousehold appliances
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