INTERMEDIATE SCALE INDICATIVE FIRE RESISTANCE TEST FURNACE
INTERMEDIATE SCALEINDICATIVEFIRERESISTANCE TESTFURNACE
Standards
EN 1363-1 , ISO 834
Furnace Chamber
Furnace Casing: MildSteel FabricatedStructure
ChamberDimension:2500mmx1500mm1500mmDeep
Refractory Material:Insulating Fire BricksGrade28
Heating Mode
Burners shall be mounted on the sidewalls ofthe furnace
Burner Make: The burner is made of Schneider/shineng, the solenoid valveismadeof Honeywell(USA),andtheproportional valve is made by Hockert(Germany).
Combustion Air Blower:1 unit
Combustion ControlPanel：
Construction: FrontAccess powder coatedcubicle
Master Temperature Controller:German Siemens PLC controland Taiwan Advantech
Numberof Heating Zones: One(1) zone control
Furnace ChamberPressure System:
Pressure Transmitter type:DifferentialPressure Transmitter
Range:-50Pascals to+50 Pascals including adjustments for zero setting
Servo motor-controlled damper:1
Automatic FurnaceDamper ControlSystem:1
Damper Construction: Heat ResistantMetal
Other minimum requirements
Furnace ceiling enclosure insulated with low thermal insulation
Thecombustion system is able to generate heat within the furnace chamberaccording to thestandardTime- TemperatureCurve for a duration of up to240 minutes
Furnace wall lining/insulation shall be made ofceramic fiber modulesor anequivalentmaterial that hasaclassification temperature and density that meets the requirements ofteststandards.
The burnerquarls shall be made of dense refractory castable according to burnermanufacturer's specifications
Provision forconnecting25 specimen thermocouples as well as5 additional channelsforfurnacechamberthermocouples, ambient thermometer and exhaust duct thermocouple.Provision for connecting1 pressuretransmitter to monitor furnacechamber pressure.
At least two viewing ports on the rear wall for observing theentire testspecimenon thefire-exposedsideoftheTest Specimen.
Provisionof refractory lined Test SpecimenRestraint Frame for mounting vertical test specimen(2 mx1.5 mcomplete with standalone supports to keep the frame upright
Provisionof refractory lined Test SpecimenRestraint Frame for mounting horizontal test specimen(1.5 mx1.5mcomplete with standalone 4 legged platform to support the frame during theinstallationofthe testspecimen.
Provisionof measuring devices as follows: one set of 50 SpecimenThermocouples,4 setsof Furnace
Thermocouples(ASTM E119), 4 sets of Plate Thermometers(EN1363-1), ThermocouplePads for25pcs
Specimen Thermocouple(ASTM E119), 25 pcs Specimen ThermocouplePads(EN1363-1),1 kgof Thermocouplepad adhesive,1 set cotton pad holder,1 set gapgauge(6mm),1 setGapGauge(25mm),1setRoving
Thermocouple with handheld thermometer
Provisionof smooth adjustment system for the thermocouples in the furnace, to withdraw them at the endofthetest to protect them fromdamage
Provisionof IndustrialNozzle MixGas burners operated with liquefied gas supplied througha vaporization
Technical Specifications
Sizeof furnace: frontopening -2000 mmx1500 mm and
ceiling opening -1500mmx1500mm to
test specimen size of 2000mmx1500 mm(Vertical);1500 mmx1500 mm(Horizontal)
Heating power:1600kW
Type of Burner:5 units, Medium Velocity Nozzle MixType
Maximum Furnace Temperature:1250 degree celsius
Test Standards:ISO834-1.EN1363-1. ASTM E119. UL263. BS 476 part20
Electric Supply(Furnace):415 V +/-10%,50 Hz, 4- wiresystem,150 Amperes
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