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JOHNN

Instrument Transformers

LZZBJ18-10/185h/2 Current Transformer

The LZZBJ18-10/185h/2 is a high-performance indoor current transformer designed for 10kV medium-voltage power systems. It delivers accurate current measurement and reliable protection signal conversion for switchgear, metering cabinets, and distribution panels, making it an ideal choice for utility substations, industrial facilities, and commercial power installations.

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Model and Meaning

Technical Parameters

Rated primary current (A) Accuracy classes combination Rated secondary output (VA) Rated shorttime thermal current (kA/s) Rated dynamic current (kA)
0.2S 0.2 0.5 (5)10P10 (5)10P15
1040 0.2S/10P
0.5S/10P
0.2/10P
0.5/10P
10 10 15 20 15 0.06I1n 0.15I1n
50100
150300
400, 500
6001000 15 20 30
12001600 60 130
20004000 80 160

Overall Dimension Drawing