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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
Thickness vs Efficiency vs Pressrue drop
厚度/效率/阻力-對應關系表
| Thickness | 初阻力Pressure drop | ||
| 厚度 | @2.5m/s/Pa | ||
| (Inches) | (mm) | G3 | G4 |
| 1 | 25 | 55 | 65 |
Dimensions vs Air flow
長&寬尺寸/風量-對應關系表
| Dimensions (H x W) | Air Flow | |
| (Inches) | (mm) | m3/Hr @2.5m/s |
| 24×24 | 592×592 | 3400 |
| 24×12 | 592×287 | 1700 |
| 24×20 | 592×490 | 2800 |
| 20×20 | 490×490 | 2300 |
Note：Pressure drop +/-15%
Odd sizes available
注：阻力 +/-15%
可定制任意非標尺寸
| 采購商 | 商品規格 | 成交單價（元） | 數量 | 成交時間 |
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