Indoor 5A or 1A Current Output Miniaturized Split Core Current Transformer Ferrite Core

Split core current transformers are a series of miniaturized openable products designed based on the improvement of current instrument and equipment software processing capabilities. Due to the increase in current monitoring equipment, there is a need for an open-type current transformer that is easy to install and compact. 

 

  • Work temperature :

    -40℃~70℃
  • Protection level :

    IP68
  • Certification :

    CE, UL
  • Frequency :

    50Hz~60Hz
  • Fire resistance property :

    UL94-Vo

Introduction:

Split core current transformers are a series of miniaturized openable products designed based on the improvement of current instrument and equipment software processing capabilities. Due to the increase in current monitoring equipment, a small and easy-to-install split core current transformer is needed. This type of product generally uses a small current signal output or a voltage signal output to maximize product accuracy and reduce hardware costs. Standard 5A or 1A current output products have poor load capacity, and it is recommended to use a wire with a cross-sectional area of ​​not less than 2.5mm2. When outputting current signals, the secondary circuit of the transformer needs to be connected before installation to avoid the risk of electric shock due to high voltage generated by the open secondary circuit during installation. After installation, the transformer needs to be well fixed on the measured wire with a nylon tie. This series of product designs can use silicon steel cores, nanocrystalline alloy cores, ferrite cores, etc. according to needs, and reduce costs as much as possible while ensuring application.

 

Normal use and installation conditions:

Installation location: indoors

Ambient temperature: -20℃~+75℃

Environmental humidity: It is recommended that the relative humidity should not be greater than 80%

Altitude: no more than 3000m

Atmospheric conditions: There is no serious pollution, corrosive or explosive media in the atmosphere

An environment without significant frequent vibrations and shocks

Storage temperature: -30℃~+85℃

 

General technical indicators

  Technical indicators   Indicator parameters
  Operating voltage
  ≤720V
  Operating frequency
  50~60Hz
  Rated accuracy level   Equal to or better than 0.2 level
  Rated overload current   1.2 times rated current
  Rated short-time thermal current   60 times rated current @1sec
  Insulation resistance
  ≥1M ohms@500Vdc
  Power frequency withstand voltage
  3KV@2mA\1min\50Hz
  Product flame retardant level
  UL94-V0
  Insulation heat resistance level   E level
  Applicable standards
  GB20840.2、IEC/EN60044-1

 

 

Basic parameters:

 

Hemei Electronics has a complete technical R&D team and skilled and professional production lines. Our current transformers have been sold at home and abroad for many years and are widely trusted by customers. Please feel free to contact us if you have any needs!

 

 

 

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