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.
IEC Standard Compliance:IEC 61869-2
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
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