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増安接続箱に呼吸弁の設置は必要か

2020-08-18View Original

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題名の通り:増安接続箱に呼吸弁を取り付ける必要があるのか、規格上の要件はあるのか?
Reply #22020-08-19
箱の中の温度変化が大きいため、呼吸弁を取り付けるのが最善です。例えば、電気盤(中に電気的な発熱素子があり、オンオフを繰り返す)や、地域の昼夜の温度差が大きい場所(例えば中東)などです。 純粋な接続箱の場合は、取り付けなくてもよく、従うべき規格はなく、ユーザーの慣習や経験に委ねられます。

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