Many electricians generally reflect that when maintaining the distribution cabinet, they will find that there is more or less moisture in the distribution cabinet. Some distribution cabinets are very humid, the surrounding cables are covered by mildew, and the metal components in the distribution cabinet are rusty, and they often trip, and some even cause fire.
In fact, the distribution cabinet rust and mildew is mostly caused by moisture, when it is found that there is a moisture phenomenon, we should immediately take measures for moisture-proof treatment, next Jinan chassis cabinet to share with you the effective method of distribution cabinet dehumidification.
The effective methods of dehumidification for distribution cabinet are as follows:
Make use of the power cut opportunity to clean the equipment to keep the distribution box clean.
Closed distribution cabinet. The ventilation windows and vents of the high pressure chamber shall be provided with air filtration measures according to the regulations. Keep the air in the high pressure room clean.
How to deal with the humidity of power distribution cabinet? The effective way of dehumidification of power distribution cabinet
The cable trench, cable tunnel and cable hole under the distribution cabinet shall be waterproof and sealed, and the natural ventilation and moisture drainage channel shall be installed to keep the air in the cable tunnel dry.
Outdoor power distribution cabinet can be equipped with rain hook.
Timely eliminate the rain leakage defect on the top of the distribution cabinet.
The iron plate at the bottom of the indoor enclosed bus bridge of the outgoing line is changed into steel mesh plate, or a 100 mm gap is opened horizontally (near the wall). When the rainwater enters from the fixed steel plate of the outgoing line through the wall bushing, it can be discharged from the gap. Do not enter the switch cabinet.
If the condensation has occurred and is serious, it is recommended to use spr-nl anti condensation device or hk-sepri-t overhead dehumidification system to automatically control the humidity and remove the moisture in the cabinet.
The above is the introduction of "Jinan cabinet dehumidification of power distribution cabinet effective method", hope to help you, if you want to know more wonderful content, please pay more attention to our website.