Smoke extract wall fan - RWM 57-4550-4W-16

 with horizontal discharge suitable for smoke extraction in the case of fire for temperatures up to +600 °C, 120 min. Tested and certified to DIN EN 12101-3 - Certificate No 0036-CPR-RG01-17. Casing made of rugged galvanised steel sheet. Intake cone made of galvanised steel sheet and with connection to flange acc. to DIN 24155-2 Inlet guard fitted as a standard in accordance with DIN EN ISO 13857. Discharge with guard. Backward curved impeller of welded, coated sheet steel construction, All parts under mechanical stress made of galvanised steel oder painted. Motor completely out of hot gas area and cooled by outside air. Feed line loose cable to motor connection box.