Product Overview:
The WLCM-12D/630/20/3 load switch (OM type) complies with the relevant requirements of GB3804, titled “3.6kV~40.5kV High Voltage AC Load Switch,” and GB16926, titled “AC High Voltage Load Switch and Fuse Combination Appliance.” The key specifications include:
Description
The WLCM-12D/630/20/3 Load Break switch (OM type) complies with the relevant requirements of GB3804, titled “3.6kV~40.5kV High Voltage AC Load Switch,” and GB16926, titled “AC High Voltage Load Switch and Fuse Combination Appliance.” The key specifications include:
Main Circuit:
- Rated Current: 630A
- Rated Short-Time Withstand Current: 20kA (4s), 25kA (3s)
- Mechanical Life: 5000 times
Grounding Circuit:
- Rated Short-Time Withstand Current: 20kA (2s)
- Mechanical Life: 3000 times
Precautions for Environmental Conditions:
- Altitude: Should not exceed 2000m, and the seismic crack degree should not exceed 8 degrees.
- Temperature Range: The product can be used in an environment with temperatures ranging from -40°C to +140°C.
- Relative Humidity: The relative humidity should not exceed 90% on average daily or monthly.
Please note:
- This product is not suitable for use in locations with frequent severe vibrations, an evident impact of water vapor, chemical corrosive deposits, salt spray, dust, dirt, or in areas with fire and explosion hazards.
Main Technical Parameters:
- Rated Frequency: 50 Hz
- Rated Current: 630A
- Rated Short-Time Withstand Current: 20/25kA
- Rated Peak Withstand Current: 50/63kA
- Rated Short-Circuit Duration: 4s
- Rated Short-Circuit Closing Current: 50kA
- Theoretical Operating Time: 5000
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