| Project | Unit | FKN12-12 Load switch | FZN25-12 Vacuum load switch |
|---|---|---|---|
| Rated voltage | KV | 10 | |
| Maximum working voltage | KV | 12 | |
| Rated frequency | HZ | 50 | |
| Rated current | A | 630 | |
| Thermally stable current | KA/S | 20/2 | 20/4 |
| Mechanical life | T | 2000 | 10000 |
Box-type substation is a compact, efficient and reliable power transformation equipment. It combines high-voltage switchgear, transformers and low-voltage distribution devices in a metal box. It has the advantages of small size, less floor space, and easy installation.


It can effectively ensure the stability and security of power supply and is widely used in urban power grid transformation, industrial and mining enterprises, residential areas and other places. It is an indispensable and important component of the power system, providing solid power guarantee for our life and production.



Utilizing advanced domestic technology and production equipment, we adhere to international quality standards. Every detail is meticulously managed to develop high-reliability, maintenance-free, intelligent, and energy-saving power equipment.


Designed for distribution and power applications, ensuring reliable and efficient electricity supply. These units are manufactured with high-quality materials for long-term durability and performance.