高低温箱

专注高低温试验箱生产及研发

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我们的优势

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新闻动态

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步骤2：检查制冷系统并检查压缩机组的制冷系统。当主制冷机组的制冷剂量不足时，其原因必须是压缩机排气和吸气压力的正常值。低温阶段，吸入压力是要抽真空。试验室R23压缩机吸入管和主机排气，如果发现排气温度不高，吸入管道的温度不低（霜冻），它是也表明制冷剂压缩机不足

专注试验箱生产及研发

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售后服务

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生产设备

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