The LSY-10/130 is a high-performance, epoxy resin-cast current transformer designed for 10kV medium-voltage power systems. It provides accurate current measurement and reliable protection for electrical distribution networks, ensuring safe and efficient power transmission.
Product introduction
The LSY-10/130 is a high-performance, epoxy resin-cast current transformer designed for 10kV medium-voltage power systems. It provides accurate current measurement and reliable protection for electrical distribution networks, ensuring safe and efficient power transmission.
Key Features
✔ High Accuracy
·Measurement Class: 0.2, 0.5 (for precise energy metering)
·Protection Class: 5P, 10P (for fault detection & relay protection)
✔Robust Construction
·Epoxy resin encapsulation – Excellent insulation, moisture resistance, and mechanical durability
·Dry-type, maintenance-free – No oil filling required
✔ Compact & Lightweight
·Space-saving design for easy installation in switchgear, RMUs, and control cabinets
✔ Wide Current Range
·Primary Current: Up to 130A (customizable options available)
·Secondary Output: Standard 5A or 1A
✔Safety & Compliance
·Meets IEC 60044-1, GB 1208, and ANSI standards
Applications
·Energy metering in substations & industrial plants
·Overcurrent & short-circuit protection
·Motor & generator monitoring
·Renewable energy systems
Product advantage
·Long lifespan – Resistant to thermal & electrical stress
·Customizable – Optional split-core or solid-core designs
·Cost-effective – Low maintenance, high reliability
Technical data table 1
| Phase number | Rated primary current(A) |
Rated secondary current(A) |
Accuracyclass | Rated output | ||||
| A B C 三 相 Three-phase |
50-600 | 15 | 0.5S0.535P10P | 1-10 | ||||
Technical data table 2
| Rated current ratio (A) |
Accuracyclass | Rated output | ||||||
| 600/1 | 0.55(5P10) | 1 | ||||||
| 600/5 | 0.55(5P10) | 5 | ||||||
Outline and dimensions of installation
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