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Kyn28A-24 Armored removable AC metal enclosed switchgear
Kyn28a-24 armored removable AC metal enclosed switchgear (hereinafter referred to as switchgear) is applicable to indoor three-phase 50/60Hz power system with rated voltage of 24kV. It is mainly used in power plants, substations, industrial and mining enterprises and high-rise buildings to receive and distribute electric energy and control, protect and monitor the circuit.
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Products Description
1. Environmental conditions: maximum temperature: + 40p, minimum temperature: - 15p, and the average value measured within 24h shall not exceed 35p;
2. The temperature conditions are as follows: the average value of daily relative humidity shall not exceed 95%; The average monthly relative humidity shall not exceed 90%; The average value of daily water vapor pressure shall not exceed 2.2kpa; The average monthly water vapor pressure shall not exceed 1.8kpa;
3. The altitude shall not exceed 1000m;
4. The surrounding air is not obviously polluted by dust, smoke, corrosive or combustible gas, steam or salt mist;
5. Vibration or ground motion from the outside of switchgear and control equipment can be ignored;
6. The amplitude of electromagnetic interference induced in the secondary system shall not exceed 1.6ky.
Special service conditions
When it is used under normal environmental conditions beyond those specified in GB/t11022, the company and users can negotiate and reach an agreement on special operating conditions beyond normal operating conditions. In order to prevent condensation, the switchgear is equipped with a heater, which shall be put into use when the switchgear is in standby state. The heater shall also be put into operation during normal operation of switchgear
