LMZK‑10 Split Core Open Type Ring Current Transformer 10‑12kV Indoor Toroidal CT for Gas Insulated Switchgear Inflatable Cabinet RMU Metering and Protection
Model and its meaning

Summarize
LMZK-10 Open-type current transformer dedicated to gas-filled cabinetsIts main features include:
High-precision measurement: Provides accurate current measurement to ensure the safe and stable operation of the system.
Excellent insulation performance: Gas insulation design with excellent withstand voltage performance, adaptable to various complex environments.
High Durability: Made with high-quality materials, it has excellent corrosion resistance and anti-aging properties, extending its service life.
4.Easy Installation: The open design facilitates quick installation and maintenance, reducing downtime.
5.Wide Applications: Suitable for current monitoring and protection in substations, power distribution rooms, and other power equipment.
The LMZK-10 current transformer is an indispensable key component in modern power systems, providing users with a reliable current measurement solution.
Technical parameter
The power factor of the load: COSΦ = 0.8 (lagging). This parameter ensures that the equipment can effectively convert and utilize electrical energy during operation, thereby improving the overall efficiency of the system.
Rated secondary current: 5A or 1A, providing flexible current output options to meet the needs of different application scenarios and ensure the applicability of the equipment.
Rated frequency: 50Hz or 60Hz, suitable for major global power system standards, ensuring wide compatibility and stability of the equipment.
Pollution level: Level III, indicating that the equipment can maintain good performance under relatively harsh environmental conditions and is suitable for use in environments that are polluted to a certain extent.
Ambient temperature: minimum temperature -5℃, maximum temperature 40℃, daily average temperature not exceeding 30℃, to ensure stable operation of the equipment under various climatic conditions and avoid performance degradation due to temperature changes.
Altitude: ≤ 1000m, suitable for most geographical environments, ensuring normal operation of the equipment in high-altitude areas.
Product standards: GB/T20840.1, GB/T20840.2, comply with national standards, ensure that product quality and performance meet industry requirements, and provide users with confidence.
|
Model |
Purpose |
Measure the |
Protect the |
Double-winding |
||||||
|
Current |
Accuracy level and |
Accuracy level and |
Accuracy level and |
|||||||
|
0.5 |
1 |
3 |
10P5 |
10P10 |
0.5 |
1 |
10P10 |
10P5 |
||
|
LMZK-10-2 |
50/5 |
– |
– |
2.5 |
– |
– |
– |
– |
– |
– |
|
75/5 |
– |
– |
2.5 |
– |
– |
– |
– |
– |
– |
|
|
100/5 |
– |
2.5 |
– |
2.5 |
– |
– |
– |
– |
– |
|
|
150/5 |
– |
2.5 |
– |
3.75 |
1.5 |
– |
– |
– |
||
|
200/5 |
2.5 |
2.5 |
– |
5 |
2.5 |
– |
– |
– |
– |
|
|
300/5 |
2.5 |
2.5 |
– |
5 |
2.5 |
– |
2.5 |
– |
1.5 |
|
|
400/5 |
5 |
5 |
– |
5 |
2.5 |
2.5 |
2.5 |
– |
2.5 |
|
|
500/5 |
5 |
5 |
– |
5 |
2.5 |
2.5 |
2.5 |
– |
2.5 |
|
|
600/5 |
5 |
5 |
– |
5 |
2.5 |
2.5 |
2.5 |
– |
2.5 |
|


