The LZZBJ9-10 1G current transformer is a 10 kV indoor pillar-type epoxy resin cast current transformer, suitable for use in GZS-10 (VD4/VSI) medium-voltage switchgear and XGN-10 cubicle switchgear. Its primary functions include power metering, current measurement, and relay protection.
Main Parameters
• Rated voltage: 10 kV (insulation level 12/42/75 kV)
• Rated frequency: 50 Hz
• Rated primary current: 5–3000 A (common ratings include 50/5, 100/5, 200/5, 300/5, 400/5, 600/5, 800/5, 1000/5, etc.)
• Rated secondary current: 5 A (or 1 A)
• Accuracy class: Measurement class 0.2S/0.5S/0.2/0.5; Protection class 10P10/10P20
• Rated output: 10 VA, 15 VA, 20 VA, etc.
• Structure: Indoor, fully enclosed epoxy resin casting, pollution-resistant and moisture-proof, installable in any orientation
