Moisture-proof settings for high-voltage distribution boxes
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You can get enclosures with IP ratings that keep moisture out of the box in the first place. A rating of IP67 or higher prevents the vast majority of vapor from getting into the box. During the use of high-voltage switchgear in high-voltage distribution room, due to environmental and climatic factors, the insulating materials in high-voltage switchgear are eroded by ozone, weak acid corrosive gas and crystal water for a long time, and the insulation strength will be. Based on industry observations, condensation typically invades through these seven pathways: 1. Temperature Rollercoasters When transformers, VFDs, or PLCs heat up interiors while external surfaces stay cool, you've created perfect conditions for condensation—like a cold drink "sweating" on a. IEC 60694 «Common specifications for high-voltage switchgear and controlgear».