ABS 塑料模制而成。 内板：低碳钢，带有内部金属丝网格栅。 固定到标准风扇安装点。 过滤器材料：合成纤维（可洗）。 ref. | dimensions mm | | | ---|---|---|---|--- Papst | A | B | C | D PMFA80 | 125 | 105 | 17.5 | 71.5 PMFA90 | 125 | 105 | 17.5 | 82.5 PMFA120 | 162 | 136 | 17.5 | 104.8 PMFA160 | 226 | 190 | 19.5 | 162 ### 风扇过滤器
The is a Filter Pad will achieve 75% dust particle retention down to 5 to 10microns in size and can withstand temperatures up to 100°C. The pad is also flame resistant to BS2963. A reduction of airflow of around 20 to 30% can be expected with a clean filter assembly fitted. It is suitable for use with the assembly of PMFA160.