Type Designation (Example) Axial flow fan with built-in motor

1. SYMBOL Hyundai Axial Vertical (HAV) Hyundai Axial Horizental (HAH) Hyundai Axial Wall mount (HAW) Explosion Proof (D)
2. SYMBOL Fan India (mm) Adjustable pitch blade (X)
3. SYMBOL Discharge direction Supply : Supply air Normal Exhaust : Exhaust air Normal
4. SYMBOL Swing-out direction Left : Leftward opening Right : Rightward opening Combined : Combined type
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