Installation manual BF X

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•Material:Highquality,impactandUV-resistantABScolourRAL9010.
•Designfrontcoverremovableforcleaningwithouttheuseoftools.
•RemovablefilterinPPtoprotecttheimpellerandthemotorfromdust.
•Highlyqualityforward-curvedimpellerforhighperformanceandtopsilence.
•Singlephase2-speedmotorwithintegralthermalprotection.
•Motormountedonballbearingsthatguaranteealongerproductlifecycle(30,000h)
and suitable for cold climates.
•Thefanisdoubleinsulated:noearthconnectionisrequired.
•Suitableforcontinuousorintermittentoperation.
•IPX4degreeofprotection.
•Powersupply220Vto240V~50/60Hz.
ensureadequateairintake,toensuregoodcombustionandproperequipmentoperation.
•Installtheproductsothattheimpellerisnotaccessiblefromtheairoutletsideas
veriedbycontactwiththeTestFinger(testprobe“B”ofthenormEN61032)in
compliance with the current safety regulations.
•Ceiling installation
 Inordertoguarantee theIPX4degreeofprotectionagainst moistureincaseof
ceilinginstallation,usetheappropriateceilingmountkit,whichisnotincluded.Use
onlytherearentryholeforsupplycables.Ifthereisapossibilityofcondensation
alongtheairdischargeduct,provideadrainagesystemtopreventcondensation
from discharging into the environment through the fan.
Attention: do not mount the product on the ceiling without this kit.
•Recessed installation
 Incaseofrecessedinstallationinplasterboardwalls,thespecicxingkitmustbe
used (accessory on request).
BFXisacentrifgualfandesignedtoensureairextractioninsmall/medium-sizedrooms
suchasbathrooms,toiletsandkitchens.
Suitableforairdischargethroughlonglengthducting.Wallorceilinginstallation,surface
orrecessedinplasterboardwalls(fig.1).
INTRODUCTION
TECHNICAL SPECIFICATIONS
STANDARD
ThefanisoperatedusingaseparateON/OFFswitchorviaalightswitch(g.48A).
WITH TIMER (over-run)
Thefanisprovidedwithatimercircuitwhichisadjustablefromaprox.1minuteto25
minutesviatrimmer(g.49A).
Operation:connectedaccordingtothediagraming.48B,afterthelightisswitched
on,thefanactivateswithadelayofmax1.5seconds.Afterthelightisswitchedoff,the
fan continues to function for a pre-set period of time.
WITH HUMIDISTAT & TIMER
Thefanisequippedwithahumiditydetector,whosethresholdisadjustablefrom50%
to95%RelativeHumidity,andwithatimerwhichisadjustablefromaprox.1minuteto
25minutesviacorrespondingtrimmer(g.49B).
TurnthetrimmerHYcompletelyclockwiseandthehumidistatfunctionisdeactivated.
Automatichumidistatoperation:connectedaccordingtothediagraming.48B,when
VERSIONS