空压机无损排放器，保护压缩空气不流失。当空压机排放的冷凝液上升到排放器上限位时，开始排水，冷凝液液位下降到下限位时停止排水-Lossless compressor discharge, protection of compressed air is not lost. When the compressor discharge condensate rise to emission control cap position, begins to drain, condensate fluid l