The LCZ-35 is an epoxy resin cast insulated indoor current transformer designed for 50/60Hz power systems with rated voltages up to 35kV. It provides accurate current measurement and reliable relay protection for medium voltage switchgear applications.
Robust Insulation
Epoxy resin cast construction ensures excellent insulation properties and moisture resistance
Switchgear Dedicated
Specially designed for handcart-type switchgear applications
| Model | LCZ-35 |
|---|---|
| Rated voltage | 35 kV | Rated insulation level: 40.5/95/185 kV |
| Rated frequency | 50/60 Hz |
| Rated primary current | 5～1500A |
| Rated secondary current | 5A or 1A |
| Accuracy classes | 0.2S, 0.5, 10P10, 10P20, and various combinations |
| Power-frequency withstand voltage | 95 kV/1 min |
| Lightning impulse withstand voltage | 185 kV |
Service Conditions
Installation: Indoor use only
Ambient temperature: -15°C to +40°C
Altitude: ≤ 1000m
Humidity: Daily average ≤ 95%, monthly average ≤ 85%
Environment: Free from significant dust, corrosive gases, or severe vibration
Structural Overview
Semi-enclosed pillar-type structure with primary winding cast in epoxy resin
Features grounding bolts and four mounting holes on the bottom plate for installation
Primary terminals marked as P1 and P2; secondary terminals labeled sequentially for easy identification
Available in standard, Q-type, and G-type variants for different installation requirements
