Current Transformers

ECT-4.7 Current Transformer

ECT-4.7 Current Transformer
Current Transformers

ECT-4.7 Current Transformer

ECT-4.7 current transformer for 75–1000A primary current, accuracy classes 0.2 to 1, burden up to 30VA, 70mm outer width. The ECT-4.7 is built for a wide 75 A to 1000 A primary current range in a 70 mm outer width housing, accepting a 40×10 mm bar, a double 30×10 mm bar, or a 32 mm round conductor. It offers all three accuracy classes (0.2, 0.5/0.5s, 1) with burden ratings scaling from 1 VA up to 30 VA at the top of its range — enough headroom to drive longer secondary wiring runs or multiple instruments, making it a strong choice for main incomer metering and protection on larger distribution boards.

Technical Specifications

Electrical

Primary current75~1000 A
Burden1~30 VA
Accuracy1-0.5-0.5s-0.2-0.2s Class

Operational

LocationIndoor Installation
Operating Temp.Up to 55 °C
Measuring voltage3 kV 1 min
Max. allowed operating voltage0.72 kV
Measuring frequency50 Hz
Nominal thermal short-time current>60 In

Applications & sectors

IndustrialOil & GasPower DistributionData CentresRail & TransportRenewable Energy

Supporting documents

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