1.Current Transformer (CT) for meter 2.With DC immunity upon IEC 62053-21 standard Precise Current Transformer

Current Transformer NRC07

Characteristics			Values
Operating frequency			50/60Hz
Operating temperature			-25 ~ 75oC
Relative humidity			80% ~ 90%
Rated primary current   Ip			10 or 20A
Maximum primary operating current Imax			100A
Turn ratio N			1: 2500
Testing current for DC component Itest			I max /
Burden resistor Rb			5Ω, 10Ω, 20Ω
Accurate operating current range			5% I p ~ I max
Accuracy class			0.2%
Insulation intensity under power frequency			Without damage by 3000V for 1 min.
Insulation resistance			> 50MΩ

(CT, Current transformer, Meter components, DC immunity CT, DC immune CT, electronics)

Current Transformer with DC immunity NRC07