ABB CEF-VT Voltage Transformer Fuses - IEC Standard 7.2kV-24kV

ABB Power ProductsABB MV HV Medium - High Voltage Fuses

Indoor Fuses for MV Medium Voltage Cable Networks

ABB CEF-VT Voltage Transformer Fuses - IEC Standard 7.2kV-24kV

 

ABB medium voltage CEF-VT fuses 7.2kV to 24kV are applicable as voltage transformer fuses and as typical circuit protection requesting current limiting back-up fuses. ABB CEF-VT fuses can be located both inside medium voltage transformer ABB fuse holders and on typical ABB fuse bases.

ABB Indoor Fuses - CEF-VT Voltage Transformer Fuse

ABB CEF-VT Voltage Transformer Fuse Features

  • MV fuse design for protection against faults in voltage transformer units
  • Low minimum breaking current fuses
  • Low power losses, specially suitable in enclosed compartments
  • High breaking capacity fuse links
  • High current limitation
  • ABB fuses type tested according to IEC 60282-1
  • ABB medium voltage fuses CEF-VT-TCU equipped with Temperature Control Unit, which protects against high temperature in enclosed compartments
  • Can be equipped with medium type striker, which is activated immediately when the fuse-elements melt
  • HV fuse dimensions according to IEC 60282-1 and DIN 43625

 

ABB CEF-VT Voltage Transformer Fuse Ratings

Rated fuse voltage 7.2kV to 24kV

Normal fuse current 2Amps - 6.3Amps

ABB Indoor Fuses - CEF-VT Voltage Transformer

ABB CEF-VT Voltage Transformer Fuses - Ratings & Dimensions

Rated Voltage

Rated Current Striker Fuse Length Fuse Dia.

Max Tested Breaking Current

Min Breaking Current Fuse Resis-tance at 20°C  Power Loss At Rated Current
Un In - e D I1 I3 R0 Pn
7.2kV / 12kV 2A No 192mm 53mm 63kA 27A 1.50Ω  7.4W
2A No 292mm 53mm 63kA 27A 1.50Ω   7.4W
2A Yes 192mm 53mm 63kA 27A 1.34Ω  7.4W
2A Yes 292mm 53mm 63kA 27A 1.34Ω  7.4W
6.3A Yes 192mm 53mm 63kA 41A 0.33Ω  18W
6.3A Yes 292mm 53mm 63kA 41A 0.33Ω  18W
17.5kV / 24kV 2A No 292mm 53mm 31.5kA 32A 3.10Ω  17W
2A No 442mm 53mm 31.5kA 32A 3.10Ω  17W
6.3A Yes 292mm 53mm 31.5kA 46A 0.60Ω  35W
6.3A Yes 442mm 53mm 31.5kA 46A 0.60Ω  35W




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ABB CEF-VT Voltage Transformer Fuses -  IEC Standard 7.2kV-24kV