CT75 Series Current Transformers

19 series moulded case current transformer


Miniature three phase current transformers suitable for primary ranges from 80-160A with 5A secondary. Supplied with terminal cover and integral foot mount


The products have an overall width of 75mm allowing installation of 75mm allowing installation directly on top of moulded case circuit breakers. They can also be used independantly in 3 phase applications.



Technical Specification
  • Conforms to IEC 185, BS 7626, BSEN 60044-1 and IEC 60044-1
  • Rated system voltage 0.72 / 3kV.
  • Ambient temperature range -30ºC to 80ºC.
  • Insulation level 3kV for 1 minute.
  • Continuous current 1.2 x rated current.
Primary Current

Burden And Accuracy

Part No

60A 1VA Class 1 CT75F-60/5-1/1
80A 1.5VA Class 1 CT75F-80/5-1.5/1
100A 1.5VA Class 1 CT75F-100/5-1.5/1
125A 2.5VA Class 1 CT75F-125/5-2.5/1
150A 2.5VA Class 1 CT75F-150/5-2.5/1
160A 2.5VA Class 1 CT75-160/5-2.5/1



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