Samsung ProXpress M387 Series - Fuser Unit

2.ProductSpecications
2.2.4.3.Fuserunit
Itisconsistedofahalogenlamp,heatroller,pressureroller,thermistorandthermostat.Itsticksthetoneronapaperby
heatandpressuretocompletetheprintingjob.
Pressure Roller
Pressure Roller2
Halogen Lamp
Heat Roller
Thermistor
Thermostat
1)Thermostat
Whenaheatlampisoverheated,aThermostatcutsoffthemainpowertopreventover-heating.
•ThermostatType:Non-Contacttype
•ControlTemperature:190℃±5℃
2)Thermistor
Itisatemperaturedetectingsensor.
•TemperatureResistance:7KΩ(180℃)
•RatedB-valueR25/853370K±3%(TheRatedB-valueiscalculatedfromthezero-powerresistancemeasured
at25℃and85℃)
3)Heatroller
Theheatrollertransferstheheatfromthelamptoapplyaheatonthepaper.
ThesurfaceofaheatrolleriscoatedwithTeon,sotonerdoesnotsticktothesurface.
4)Pressureroller
Apressurerollermountedunderaheatrollerismadeofasiliconresin,andthesurfacealsoiscoatedwithTeon.When
apaperpassesbetweenaheatrollerandapressureroller,thetoneradherestothesurfaceofapaperpermanently
throughthiscombinationofheatandpressure.
5)HalogenLamp
•V oltage:120V ,115±5%/220V ,230±5%
•Capacity:850Watt±42.5W
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