The LZZBJ9-35KV is a type of indoor medium voltage current transformer designed for reliable performance in 50Hz, 35kV AC power systems. It integrates both metering and protection functions into a single unit, featuring a cast-resin insulated structure that ensures excellent electrical and mechanical durability.
The LZZBJ9-35 is a high-performance indoor current transformer featuring epoxy resin cast insulation and a fully enclosed structure. Designed for use in AC power systems operating at frequencies of 50–60 Hz and voltages up to 35 kV, it provides accurate power measurement, reliable current monitoring, and effective relay protection.
Robust Insulation
Epoxy resin cast construction ensures excellent electrical insulation, mechanical strength, and long-term reliability.
Service Conditions
Installation: Indoor use only
Ambient Temperature: -15°C to +40°C (daily average not exceeding +30°C)
Altitude: ≤ 1,000 m
Humidity: Average relative humidity ≤ 95% over 24 hours
Pollution Level: Class II
Environment: Free from significant dust, smoke, corrosive gases, vapor, or salt; no severe vibration or impact
Structural Overview
The transformer is fully cast in epoxy resin, providing a compact and maintenance-free design.
Primary terminals are clearly marked as P1 and P2; secondary terminals are labeled sequentially (e.g., 1S1, 1S2, 2S1, 2S2) for easy identification and wiring.
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