- Detection - Measurement
- Electrical Measurements
- Transformer current transducer
- Sieyuan Electric Co., Ltd
Transformer current transducer LBfixedACmedium-voltage
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Characteristics
- Technology
- transformer
- Mounting
- fixed
- Electrical characteristics
- AC, medium-voltage
- Other characteristics
- insulated
- Primary current
Max.: 8,000 A
Min.: 0.5 A
Description
Product overview
Key features
Technical specifications
Installation and characteristics
- LB type current transformer is designed for outdoor use with oil-paper insulation. The primary winding is U-type (hairpin). The tank is bottom-mounted. LB is intended for large-current systems and provides stable dynamic and thermal behaviour and high insulation performance.
Key features
- Electrical performance: suitable for large current systems; stable under dynamic and thermal stress.
- Mechanical performance: seismic compliance with ETG1020 and IEEE‑693 regional standards.
- Insulation and sealing: high sealing performance to prevent leakage and corrosion; designed for straightforward operation and maintenance.
Technical specifications
- Seismic standard: ETG1020 / IEEE 693
- Altitude: ≤1000 m (higher altitude customizable)
- Ambient temperature: -60 ℃ to 50 ℃
- Frequency: 50 / 60 Hz
- Accuracy classes (measurement): 0.2S, 0.2, 0.5S, 0.5, 1.0; (protection): 5P, 10P
- Secondary current: 1 A, 5 A
- Primary current range: 0.5 A – 8000 A
- Rated system voltage: 27.5 kV – 220 kV
Installation and characteristics
- Type: LB (outdoor, oil-paper insulated current transformer)
- Primary winding form: U-type (hairpin)
- Installation: tank fixed at bottom of enclosure
- Designed for large current systems with high dynamic and thermal stability
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.