Series REGULUS - 7A412.3

7A412.3

Window type current transformers

INFORMATION:

  • Weight approx. 280 - 350 g
  • Round conductor 33 mm
  • Primary bus bar 40 x 12 mm, 2 x 30 x 10 mm

ACCESSORIES (INCLUDED IN THE SCOPE OF SUPPLY):

  • 1 primary bus bar fixing device (type 13)
  • 2 threaded pins M5 x 35
  • 2 secondary terminal covers (yellow sliders)
  • 2 mounting feet 

Other ratios, burdens and accuracies on request.

OPTIONAL ACCESSORIES:

  • Primary bus bar quick fastening device (type 13-40)
  • Snap-on mounting brackets for rail TS35 (DIN EN 60715)
  • Primary copper bus bars in various sizes
  • Protective caps for the threaded pins 

SPECIAL DESIGNS (ON REQUEST):

  • Other primary and secondary rated currents
  • Cast resin impregnation
  • System voltage 1.2 kV
  • Secondary reconnection 

GENERAL TECHNICAL DATA:

  • Maximum voltage for equipment Um = 0.72 kV (other voltages on request)
  • Rated power frequency withstand voltage 3 kV / 1 min (other voltages on request)
  • Rated frequency 50-60 Hz (other frequencies on request)
  • Thermal rated continuous current Icth = 1.2 x Ipr 
  • Thermal rated short-time current Ith = 60 x Ipr 
  • Rated dynamic current Idyn = 2.5 x Ith
  • Instrument security factor FS5 to FS15
  • Insulation class H 

Normative standards          

  • IEC 61869 Part 1 + 2                                          
  • DIN EN 42600

Enclosure                            

  • Break-proof polyamide
  • Difficult to inflame

Secondary connection        

  • Nickel plated screws (2 Nm)
  • Integrated secondary cover

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Custom solutions: As individual as your application

Some applications have requirements that are beyond the capabilities of standard instrument transformers. In such cases we would appreciate to develop a your customised product or adapt existing products to your needed conditions or requirements. We will find the right solution to your application, too. Don’t hesitate to contact us!

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