01423 340 000

Hobut CT140F 3 Phase Current Transformer range

  • Aperture: 31mm (For Busbars or Cable) 
  • Accuracy: Class 1
  • VA Rating: 2.5VA
  • Input: 250 - 630A
  • Output: 5A
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Product Details

The CT140 3 Phase Current Transformers are suitable for primary ranges from 250A - 630A with 5A secondary (Supplied with terminal cover and fixings).

The products have an overall width of 140mm allowing installation directly on top of moulded case circuit breaker (Foot-mount).

CT140F models:

  • 250:5A (2.5VA)
  • 300:5A (2.5VA)
  • 400:5A (2.5VA)
  • 500:5A (2.5VA)
  • 600:5A (2.5VA)
  • 630:5A (2.5VA)

Product Specification

• Conforms to IEC185, BS 7626, BSEN 60044-1 and IEC 60044-1.
• Rated system voltage 0.72/3kV.
 • Ambient temperature range -30°C to 80°C.
 • Frequency range 50-60Hz.
• Insulation level 3kV for 1 minute.
 • Continuous current 1.2 x rated current.

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