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skype id: wholesale-exporter
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压力过滤器应根据游泳池设备水水质检测结果或过滤的水头损失确定反冲洗周期，桑拿设备并尽量实现自动冲洗。如按过滤器的水头损失确定反冲洗周期时，泳池设备压力过滤器应根据游泳池设备水水质检测结果或过滤的水头损失确定反冲洗周期，并尽量实现自动冲洗。如按过滤 器的水头损失确定反冲洗周期时，泳池设备应符合下列规定： 一、石英砂和无烟煤为滤料时，spa成套设备水头损失不超过3~5m；二、聚苯乙烯塑料珠为滤料时，水头损失不超过1~3m。压力过滤器的反冲洗强度和 反冲洗时间，按下表采用：压力过滤器的反冲洗强度和反冲洗时间spa成套设备 序号 滤料类别 冲洗强度（L/s· m） 膨胀率(%) 冲洗时间(min) 123 单层石英砂双层滤料聚苯乙烯塑料珠 12~1513~164~10 40~4545~5020~30 553~5应符合下列规定： 一、石英砂和无烟煤为滤料时，水头损失不超过3~5m；二、聚苯乙烯塑料珠为滤料时，水头损失不超过1~3 m。压力过滤器的反冲洗强度和反冲洗时间，按下表采用：压力过滤器的反冲洗强度和反冲洗时间 序号 滤料类别 冲洗强度（L/s· m） 膨胀率(%) 冲洗时间(min) 123 单层石英砂双层滤料聚苯乙烯塑料珠 12~1513~164~10 40~4545~5020~30 553~5

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