• Air Circuit Breaker YEW3-1600
  • Air Circuit Breaker YEW3-1600
  • Air Circuit Breaker YEW3-1600
  • Air Circuit Breaker YEW3-1600
Air Circuit Breaker YEW3-1600
Draw type and Fixed type can choose

Rated operating voltage:50Hz,AC400V,AC690V

Rated current:200A-1600A

Rated insulation voltage:AC1000

The product conformsto GB/T14048.2-2016″Low-voltage switchgear and control equipment Part6-1:Multi-functional electrical conversion switchgear”(IEC60947-2).IEC60947-2、GB/T 14048.2

  • Description
  • Tags
  • 1.Usage and range of application
    In the circuit of AC 50Hz,its rated working voltage is under 400V and 690V,its rated working current reaches to1600A,could be used for controlling the low voltage distribution net and keeping it safety.It is used to distribute electricenergy,protect line and powerl equipment from overload,short circuit,undervoltage,single-phase grounding fault.Circuitbreaker Introduction of the structure as a variety of protection functions,selective protection is accurate,can avoidunnecessary power outage,improve the safety andl reliability of power grid operation.Under normal conditions,it can beused for infrequent switching of routes.
    The product conformsto GB/T14048.2-2016"Low-voltage switchgear and controlequipment Part6-1:Multi-functional electrical conversion switchgear"(IEC60947-2).
    IEC60947-2、GB/T14048.2
    Rated insulation voltage:50Hz,AC1000V
    Rated operating voltage:50Hz,AC400V,AC690V
    Rated current:200A-1600A
    Installation:drawertype,fixed type
    Wiring:horizontal wiring
    Operation mode:electricalmechanism operation,manualmechanism operation
    Tripping type:intelligent controller,undervoltage tripper,shunt release tripper
    Usage Category:Class B
    Pollution level:Ⅲ

     

    2.Product details

    Shell frame grade rated working voltage 1600 
    Rated limit short-circuit 400V 65 
    breaking capacity Icu(kA) 690V 50 
    Rated operating short-circuit 400V 55 
    breaking capacity Ics(kA) 690V 42 
    Rated short-time withstand 400V 50 
    current Icw(kA)/1s 690V 42 
    Rated operating voltage AC400,AC690
    Rated insulation voltage AC1000
    Rated impulse withstand voltage 12000 
    Power frequency withstand voltage 2200V 1min 50Hz

     

    3.Classify:

    1. Accord to install:Fix type,Drawer
    2. Accord to pole:3P、4P
    3. Accord to operation:Electric operation,Manual operation(Repair,maintenance)

     

    4.UsageandPerformance
    4.1 Energy storage
    The spring in the operating mechanism must be stored before the circuit breaker is closed,which can be storedmanually using the handle or by Energy storage electric operating mechanism.
    4.2 Manual energy storage
    Pressdown the handle 6to 7 times untilyou hear aclick sound.At this time,the state indication of the mechanism jumps fromenergy release to energy storage to complete energy storage
    4.3 Automatic energy storage
    If electric energy storage mechanism is installed,the circuit breaker will automatically re-store energy afterevery closing.

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