
GGD type AC low-voltage distribution cabinet is suitable for power users such as power plants, substations, factories and mining enterprises as AC 50HZ, rated working voltage 380V, rated current to 4000A power distribution system, as power, lighting and distribution equipment for power conversion, distribution and control. THE PRODUCT HAS A HIGH SEGMENTATION CAPABILITY AND IS RATED FOR SHORT-TIME WITHSTAND CURRENTS UP TO 50KA GGD AC low-voltage distribution cabinet conforms to IEC439.1
GGD type AC low-voltage distribution cabinet is suitable for power users such as power plants, substations, factories and mining enterprises as AC 50HZ, rated working voltage 380V, rated current to 4000A power distribution system, as power, lighting and distribution equipment for power conversion, distribution and control. THE PRODUCT HAS A HIGH SEGMENTATION CAPABILITY AND IS RATED FOR SHORT-TIME WITHSTAND CURRENTS UP TO 50KA
GGD AC low-voltage distribution cabinet conforms to IEC439.1 "low-voltage switchgear and control equipment", GB7251.1-97 "low-voltage switchgear" and other standards.
2. Environmental conditions: 1. The ambient air temperature is not higher than +40 °C and not lower than -25 °C, and the average temperature within 24 hours is not greater than +35 °C °C.
2. Indoor installation and use, the altitude of the use site shall not exceed 2000 meters.
3. The relative humidity of the surrounding air does not exceed 50% at the maximum temperature of +40 °C, and a large relative humidity is allowed at a lower temperature.
4. The inclination between the equipment and the vertical plane during installation shall not exceed 5 degrees.
5. The equipment is installed in places where there is no violent vibration and impact, as well as places where electrical components are not corroded.
Three: technical parameters
1, rated insulation voltage AC660V;
2. Rated working voltage AC380V;
3. The rated maximum working current is 4000A;
4. Rated short-circuit strength
GGD1 分段能力15KA, 峰值耐受 电流30KA
GGD2 分段能力30KA, 峰值耐受电流63KA
GGD3 segmentation capacity of 50KA, peak withstand current of 105KA
four: the design protection level of the GGD cabinet is IP30-IP40, which can be selected, installed and used according to the requirements of the installation site. This product is not installed against the wall and is operated from the front. When the product arrives at the place of receipt, the first thing to check is whether the packaging is intact and undamaged, and the relevant departments should be notified in time if the problem is found.