SystemAir Danvent TIME - Cooling Capacity and Absorbed Power Consumption in Kw for Compressor - EER Factor; Power Consumption For The Fans; Data Plate

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Annex10—5
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10.20CoolingcapacityandabsorbedpowerconsumptioninkWforcompressor‐EER
factor
Coolingcapacityandabsorbedpowerconsumptiondataislistedinthetablebelowforcalculationofthe
energyperformanceofthebuilding.Coolingcapacityandabsorbedpowerconsumptionarelistedfor3
levels–minimum–medium–andmaximumrevolutionsforthecoolingcompressorwhentheevaporation
temperatureis10
°Candcondensationtemperatureis50°C.Maximumcoolingcapacityatnominalairflow
whensupplyairflowisequaltoexhaustairflow,outdoor28°C/50%r.H.,indoor25°C/50%r.H.andsupply
air18°C/90%r.H..
CoolingcapacityinkW/absorbedpowerconsumptioninkWandEER‐value–
allatnominalairvolume
 DVU‐10 DVU‐15 DVU‐20 DVU‐25 DVU‐30 DVU‐40
Minimum
–
35Hz 5.6/1.2‐
4.5
7.7/1.9‐
4.1
11.5/2.2‐
5.2
15.7/3.3‐
4.7
18.5/3.8‐
4.9
23.2/4.5‐
5.1
Medium
–
60Hz 8.9/2.3‐
3.8
12.4/3.4‐
3.7
18.5/4.3‐
4.4
27.5/7.1‐
3.9
29.6/7.1‐
4.2
39.7/9.4‐
4.2
Maximum
–
90Hz 11.1/3.7‐
3.0
15.7/5.4‐
2.9
23.3/6.9‐
3.4
33.8/11.1‐
3.0*
36.7/11.3‐
3.2*
47.3/13.2‐
3.6
*85Hz
Theminimumcapacityisselectedatthefrequencyconverteroutputat35Hz(thecompressorintheDVU
20,25/30and40canreducethecapacityfurthertoevenlowerrevolutionsat30Hz).Atthelowest
revolutionsthehotgasvalveopenstoreducethecapacityfurther–the
lowestcoolingcapacityequals10%
ofthecapacityat90Hz.Ifthetemperatureandhumidityconditionsonthesitedeviatefromtheabove‐
mentionedconditions,accuratevaluescanbecalculatedinthedesignprogrammeSystemairCAD.
Systemairisreadytoprovideyouwithaprint‐out,ifacopy
ofcalculationofthespecificunitinthe
SystemairCADisnotavailable.
10.21Powerconsumptionforthefans
Theunitsection‐DVU‐isoneofseveralsectionsintheairhandlingunit,andthesupplyairfanforthe
evaporatoraswellastheexhaustairfanforthecondenser,heatrecoveryandheatingcoilareinstalledin
othersections.Theenergyperformanceforthecompleteunitincludingthe
consumptionofthefansis
alwayscalculatedinthedesignprogrammeSystemairCAD.Systemairisreadytoprovideyouwithaprint‐
out,ifacopyofthecalculationofthespecificunitintheSystemairCADisnotavailable.
10.22Dataplate
Thedataplateforthecoolingunitismountedinsidetheunitsection–DVU–behindoneofthedoors.An
exampleofthedataplateisshownbelow.
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DVU‐40
Manufaturingyear
SerialNumber:
Refrigerant 407C
Quantityofrefrigerant 9.8kg
Compressor DanfossVTZ171
Supplyvoltage 3*400V+N+PE
Runningloadampere 31.5A
Maincircuitbreaker 35A
Shortcircuitlevelmin 1,0kA
Shortcircuitlevelmax 7,3kA
Maxworkingtemperature 55°C
Minworkingtemperature
‐40°C
Maxworkingpressure 26bar
Testingpressure 28.6bar
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