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Miniature current transformer type J0m 5 A/20 mA

Miniature current transformer type J0m 5 A/20 mA

Miniature current transformer are designed for supplying measuring and protective circuits of electrical power devices. Also they can be used in secondary circuit of the CT's.

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Technical data

Rated primary current Ipn = 5 A
Continuous thermal current Ipn = ext. 120%
Rated secondary current Isn = 20 mA
Rated burden Robc ≤ 10 Ω
Accuracy Δi ± 3%
Max. voltage Um = 0.72 kV
Test voltage Up = 3 kV
Frequency f = 50 ÷ 60 Hz