1. FN5 type high voltage indoor load break switch with fuse 10kv 12kv 24kv 630a
FN5-12 Series High Vacuum Indoor Load Break Switch .It is designed and developed by our own company by bringing in international advanced technology, considering our own country's specific power supply. It performances meet IEC420 AC H. V. Load Switch with Fuse(1990 Edition) and GB3804 3-63kV AC H. V. Load Switch after strict test and long - time operating. Compared to the product of the kind in the foreign country, its technical parameter has reached the international level with the featrues of small volume and light weight.
2. Product parameter
Name | Unit | Parameter |
Rated voltage | kV | 12 |
Max. working voltage | kV | 12.7 |
Rated frequency | Hz | 50 |
Rated current | A | 400 630 |
Rated short-time withstand current | kA/s | 12.5/4 20/2 |
Rated peak withstand current | kA | 31.5 50 |
Rated short-circuit switch-off current | A | 400 630 |
Rated power load switch -off current | A | 400 630 |
5% rated power load switch-off current | A | 20 31.5 |
Rated capacity switch-off current | A | 10 |
Rated inductance switch-off current | A | 40 |
Rated transfer current | kA | 1.3 |
1min power frequency withstand voltage to groundinterphase/isolation break | kV | 12/48 |
Lighting impulse resisting voltage (peak) to groundinterphase/isolation break | kV | 75/85 |
3. Application
It is used in the network of 50Hz rated voltage 6-12kV for breaking load, over-load and short-circuit current. It is equipped with CS6-I type handle operating mechanism. It is for the CS handle mechanism.
Service condition
(1). The altitude does not exceed 1000m.
(2). The ambient air temperature: Max.: +40. Min.: -10.
(3). The relatire humidity of air diaily average ≤ 90%, monthly average ≤ 95% (temperature: 25 ).
(4). The ambient air should not be obviously polluted by corrosivity and the flammability gas. Etc.
(5). The working site is without frequent violent.
4. Factory showing room
5. Certificate
6.Delivery
7.FAQ
1. Technology ensure the quality satisfy international request.
2.Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.
3. For tender cooperation, it is welcome to discuss the detail in between.
4. Some type reports are provided accordingly.
5. Our factory is 250000m2 for production and office.
6. There are four subsidies in our group company. So our whole group company can produce switchgear, power transformer, load break switch, disconnect switch, vacuum/sf6 circuit breaker, fuse, surge arrester, CT PT, Metering unit.