Operation Manual

2
Table 1
Advantages of pressurized water ow heaters “PERFECT”:
 Signicantelectricpowersavingcomparingtoaboiler
 Instantandpermanentwarmwaterdelivery
 Electronicpowerswitchprolongssignicantlyheater’slife
 Possibilitytousetheheaterwithverylowwaterpressure(ca0,06MPa)
 Thankstoinstalledelectroniccontrolsystemthemostunreliablemechanicalpartssuch
asmembrane,traditionalelectricalcontactsareeliminated.Signicantprolongationof
theappliancelifeandimprovedreliabilityisreachedinresult.
1. Application
PressurizedwaterowheaterPERFECTisdesignedforinstantdeliveryofwarmwater
tosanitaryequipmentsuchaswashbasins,sinks.Inordertoeconomicalusetheheater
shouldbeinstalledascloseaspossibletotheservedequipment.
Thisapplianceisfullydesignedtobeusedinmoistureenvironment.Howeversplashing
withwaterisprohibited.Maximumdeliveredwatertemperatureshouldnotexceed30ºC.
Oneshouldrememberthatheateroutputdependson:
 itelectricpower;
 waterstreamowingthroughtheappliance.Thebiggerow,thelowerwatertempera-
tureonexit(table1);
 voltagedropinelectricalsystem.Forinstance:voltagedropby10%resultsinlowering
heatoutputby19%(table2).Voltagedropbelow340Vcausesblockageofappliance
powerswitchbyelectronicsystem;
 deliveredwatertemperature.

Suppliedwatertemperature15ºC
Waterow [l/min] 2,5 3 3,5 4 4,5
Perfect 7000 [
O
C] 55 48 43 40 37
Perfect 8000 [
O
C] 60 53 47 43 40
Perfect 9000 [
O
C] – 57 51 46 43