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Panel Pre-Filter，Class G3 to G4
初效金屬框可水洗過濾器
Advantages 特點：
• Protection via 2 grids
雙面金屬護網保護
• Ultra compact
非常簡潔，緊湊
• Progressively built-up termal bonded polyester fibre
濾料采用從表至里，由疏至密的聚酯纖維熱熔噴工藝成型
Application: Pre-filter in air ventilation system,prevention of dust and dirt build up on heating/cooling coils.
應用: 送風系統里的預過濾，避免盤管積垢
Specification 性能參數
Type: Pre-filter.
類型：預過濾器
Media: Polyester fibre.
濾材：聚酯纖維
Frame: Galvanized steel/Aluminum/cardboard.
外框材質：鍍鋅鋼板/鋁合金/防水紙框
EN779:2011 filter class:G3(EN779), 90%≥EA≥80% @Arrestance efficiency
G4(EN779), EA≥90% @Arrestance efficiency
過濾效率等級：G3(EN779), 90%≥EA≥80% @計重效率
G4(EN779), EA≥90% @計重效率
Recommended final pressure drop: 250 Pa.
建議終阻力：250Pa
Temperature: 100ºC maximum in continuous service.
連續穩定運行溫度: 不高于100ºC
