VA7010電(dian)(dian)動(dong)(dong)二通(tong)閥冷凍水或熱水進入(ru)風機盤管,為房間提供冷氣(qi)或暖氣(qi),當(dang)室溫(wen)達(da)到溫(wen)控器設定值時,溫(wen)控器令電(dian)(dian)動(dong)(dong)二通(tong)閥斷(duan)電(dian)(dian),
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