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4 Years
Yueqing Kampa Electric Co., Ltd.
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Indoor High Voltage Load Break Switch FN12-12 12KV 630A
Service Condition
A.The ambient air temperature: Max.: +40 °C. Min: -25°C.
B. The altitude ≤ 1000m.
C. The relatire humidity of air. daily average ≤ 95%. monthly average ≤ 90%.
D. The ambient air should not be obviously polluted by corrosivity or the flammability gas and geam. etc.
E. Without frequent shake.
Technical Parameter and Performances
| Number | Name | Unit | FN12-12D/630-20 | FN12-12D.R/100-31.5 |
| 1 | Rated voltage | kV | 12 | |
| 2 | Rated frequency | Hz | 50 | |
| 3 | Reated current | A | 630 | 100 |
| 4 | Lighting impulse resisting voltage | kV | 75/85 | |
| 5 | 1min power frequency with stand voltage | kV | 42/48 | |
| 6 | Rated heat - stability current | kA | 20(4S) | |
| 7 | Rated machine-stability current | kA | 50 | |
| 8 | Rated closing current (peak) | kA | 50 |
|
| 9 | Rated short-circuit breaking current | kA |
| 31.5 |
| 10 | Rated transfer current | kA |
| 1.5 |
| 11 | Max. breaking current | kA | 1.8 | |
| 12 | Breaking no-load transformer capacity | Kva | 1250 | |
| 13 | Rated cable charging current | A | 10 | |
| 14 | Rated power load current breaking times | time | >100 | |
| 15 | Switch-off time of rated power load current switch on-and-off | S |
| >0.06 |
| 16 | Earth switch heat-stability current | kA | 20(2S) | 20(2S) |
| 17 | Earth switch heat-stability curreak (peak) | kA | 50 | 50 |
| 18 | Motor operating power valtag | V | AC220,DC48 | |
| YueqingKampaElectricCo.,Ltd.isEstablishedin1990.Hasvarietyofgoods,suchas Circuit Breaker,Relay,Switch,Contactorandsoon. WearemanufacturerandhavetenyearsexperienceinElectricalindustry. |
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