The KYN61-40.5 withdrawable switchgear is high-quality air insulated switchgear which has passed the type test. It meets the requirements of IEC298, GB3906, DL404 and other standards. The protection class of switchgear enclosure reaches IP4X.
Rated Voltage kV | 35 |
Highest Working Voltage kV | 40.5 |
Power Frequency Withstand Voltage kV | 95 |
Lightning Impulse Withstand Voltage kV | 185 |
Rated Frequency Hz | 50/60 |
Rated Current of Circuit Breaker and Branch Busbar A | 2500 |
Rated Peak Withstand Current kA | 80 |
Rated Short-circuit Breaking Current kA | 31.5 |
Rated Short-time Withstand Current 4s kA | 31.5 |
Secondary Voltage V | DC110, 220; AC110, 220 |
Note: When the ambient temperature is 55℃ and the rated current is 2500A, forced ventilation is required.
Operating Conditions
1. Altitude: ≤ 2000mm
2. Ambient temperature: -10℃~ 40℃
3. Relative Humidity: Daily average≤95%
Monthly average≤90%
4. Earthquake Intensity: ≤ 8 degree
5. This withdrawable switchgear should be used in places without fire or explosion hazard, serious filth, chemical corrosion or severe vibration.
Note: If the actual use environment does not meet the above requirements, customers should consult with our company.
As an experienced withdrawable switchgear manufacturer and supplier in China, our company offers a comprehensive range of products, including low voltage distribution switchgear, vacuum circuit breaker, and more.