Radial Fans

Description

• In all closed areas having ventilation problems.
• For ventilating and cooling of poultry farms.
• For ventilating and cooling of poultry farms.
• For ventilating and cooling green houses
• For clearing away the gas, smoke, dust, odour, etc. in factries, workshops and similar places.

MODEL	ENGINE SPEED (d/d)	WING DIAMETER (inch)	MOTOR POWER (kW)	CAPACITY (m3/h)	PRESSURE P(mm.ss)
RF040	2850 RPM d/d	17″	4	7000	152
RF055		19″	5,5	9800	228
RF075		19″	7,5	13000	228
RF110		20″	11	15300	355
RF150		21″	15	18500	355
RF185		21″	18,5	19800	355
RF220		23″	22	20450	406
RF300		23″	30	21300	406

GENERAL INFORMATION

Ventilationsystemsbuiltaccordingtothe silocapacityandthecharacteristic of thegrainto be storedareinstalledintotheconcreteduringthelayingof thefoundationconcrete.Thesecanalsarecoatedusingspeciallytwistedandperforatedzinc-platedsheetsspeciallydesignedfortheproduct.

OBIAL uses ALFANbrandedradialandaxialfansinvaryingcapacitiestoventilatetheproductsstored inthesilos of varyingsizesandcapacities.

OBIAL ventilationchimneysallowfortheeasydischarge ofdustformationandpesticides inside thesilos. Thesechimneysaresloped,withwirecurtains on theirfrontsurfaces.Thesecurtainspreventbirdsandotherforeignobjectsfrompenetratingintothesilos.Andthankstoitsslopedstructure, it preventsrainandsnowtopenetrate.

Wheremoreairoutlet is needed, OBIAL produces a ventilationfan with a wingdiameter of 560 mm. Thisfan’sairsuctiondirectioncontains awirecurtain, withtheairoutletdirectionhaving a louveredstructure.Louversopenduring fan operation, andaredesignedsothattheyareshutwhenthe fanstops.

OBIAL also produces portable tunnel ventilation canalsstrengthened by corrugating and joining zinc-plated sheets to solve theventilation problems in horizontal grain storages.