Mitsubishi Electronics PCH30GK OC277-18, Noise Criterion Curves PCH24GK, PCH36GK PCH42GK

Page 18

8. NOISE CRITERION CURVES

 

 

 

 

 

 

 

 

 

 

 

PCH24GK

 

 

 

NOTCH SPL(db)

LINE

PCH30GK

 

 

 

NOTCH SPL(db)

LINE

 

 

 

 

 

 

Hi

48

 

PCH36GK

 

 

 

Hi

51

 

 

 

 

 

 

 

Lo

42

 

PCH42GK

 

 

 

Lo

45

 

BAR

90

 

 

 

 

 

 

 

BAR

90

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.0002MICRO

70

 

 

 

 

 

 

 

0.0002MICRO

70

 

 

 

 

 

 

 

 

80

 

 

 

 

 

 

 

 

80

 

 

 

 

 

 

 

dB re

 

 

 

 

 

 

 

NC-70

dB re

 

 

 

 

 

 

 

NC-70

60

 

 

 

 

 

 

 

60

 

 

 

 

 

 

 

LEVEL,

 

 

 

 

 

 

 

LEVEL,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NC-60

 

 

 

 

 

 

 

NC-60

PRESSURE

50

 

 

 

 

 

 

 

PRESSURE

50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NC-50

 

 

 

 

 

 

 

NC-50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40

 

 

 

 

 

 

 

 

40

 

 

 

 

 

 

 

SOUND

 

 

 

 

 

 

 

NC-40

SOUND

 

 

 

 

 

 

 

NC-40

30

 

 

 

 

 

 

 

30

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BAND

 

 

 

 

 

 

 

NC-30

BAND

 

 

 

 

 

 

 

NC-30

20

APPROXIMATE

 

 

 

 

 

20

APPROXIMATE

 

 

 

 

 

OCTAVE

THRESHOLD OF

 

 

 

 

 

OCTAVE

THRESHOLD OF

 

 

 

 

 

 

HEARING FOR

 

 

 

 

NC-20

 

HEARING FOR

 

 

 

 

NC-20

 

 

CONTINUOUS

 

 

 

 

 

 

CONTINUOUS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

NOISE

 

 

 

 

 

 

 

10

NOISE

 

 

 

 

 

 

 

63

125

250

500

1000 2000 4000 8000

 

63

125

250

500

1000 2000 4000 8000

 

 

 

 

 

 

 

BAND CENTER FREQUENCIES, Hz

 

 

 

 

BAND CENTER FREQUENCIES, Hz

 

3.3ft

ceiling

 

3.3ft

unit

about 4.62ft

 

MICROPHONE

 

Ambient temperature 80˚F

 

Test conditions are based on JIS Z8731

 

OC277-18

Image 18
Contents Contents OC277-1Features OC277-2Easy Maintenance no Maintenance Necessary for 2500 Hours OC277-3Improving Efficiency of Piping Work Part Names and Functions OC277-4Remote controller operation buttons OC277-5Remote controller display OC277-6Specifications OC277-7Models PCH24GK, PCH30GK, PCH36GK, PCH42GK Models PCH24GK, PCH30GK, PCH36GK, PCH42GK Performance Data DataOC277-8 CFM SHC TPCOC277-9 CFMOC277-10 Performance CurveOC277-11 PCH36GK Cooling Capacity PCH36GK Heating CapacityOC277-12 Condensing Pressure and Suction PressureOC277-13 PCH30GKOC277-14 PCH36GKOC277-15 PCH42GKOC277-16 Standard Operation DataSHF PCH24GK PCH30GK PCH36GK PCH42GK Outlet AIR Speed and Coverage Range OC277-17Operating Range Additional Refrigerant Charge R22ozPCH30GK OC277-18Noise Criterion Curves PCH24GK PCH36GK PCH42GKOutlines and Dimensions OC277-19Indoor unit PCH24GK OC277-20 Indoor unit PCH30/36/42GKOC277-21 Refrigerant System DiagramRemote controller PCH30GK PCH36GK PCH42GKWiring Diagram Model PCH24/30/36/42GK Wiring DiagramOC277-22 Operation FLOW-CHART OC277-23Main Operation OC277-24 Cooling OperationDRY OC277-25DRY Operation YESOC277-26 Heating OperationMicroprocessor Control OC277-27Outline of Microprocessor Control Indoor Unit Control How to operateOC277-28 Compressor controlCoil frost protection OC277-29Start condition Termination conditionsSwing OC277-30Auto vane control Auto ReturnOC277-31 Detecting abnormalities in the outdoor unitRange a Range B Range C DRY operation time chart How to operate OC277-32DRY operation OC277-33 Heat operation Heat operation time chartOC277-34 Display in Heat operationBooster heater control OC277-35Overheat protection Overheat preventionIndoor coil temperature abnormality detection OC277-36Defrosting operation Temperature range Initial mode How to operateMode change OC277-37OC277-38 COOL/DRY operationAuto return OC277-39 Timer operationTimer function Test run Before test runOC277-40 Emergency operationBefore emergency operation OC277-41 Dip switch functionsOn remote controller board On indoor controller boardPCH24GK PCH30GK PCH36GK PCH42GK SW7 OFF Fan motor max. rotational frequency Service RefOC277-42 PCH36, 42GKTrouble Shooting Remote Controller Display AbnormalityOC277-43 OC277-44 When malfunction occurs during operationFor group control using one remote controller Example Check Unit code addressOC277-45 Cool Wrong Wiring on SiteOC277-46 HeatOC277-47 Other Troubles and CausesHow to check the parts OC277-48PCH OC277-49 Variety of System Control Functions System ControlOC277-50 PAC-SA89TA-EHow to set unit-address Group Control with a Single Remote ControllerHow to wire OC277-51How to set SW17-7 See Figure Control Using TWO Remote ControllersRemote ON-OFF and Individual Remote Controls Remote controller LCD indicationSwitch function of remote ON-OFF switch Individual Control by Grouping the Remote ControllersBasic wiring OC277-53OC277-54 Multiple Remote Control DisplayTimer Operation or the Operation by AN External Signal Auto Restart FunctionOC277-55 Disassembly ProcedurePCH24GK Operating Procedure Removing the air intake grilleRemoving the sirocco fan OC277-56Removing the fan motor Removing the side panelRemoving the vane motor Operating Procedure PhotosOC277-57 Removing the Indoor coil thermistorRemoving the guide vane OC277-58Removing the drain pan Remove the intake grilleOC277-59 Removing the support heaterRemoving the heat exchanger Parts List OC277-60Structural Part PCH24GK OC277-61 OC277-62 Structural Part PCH30GK PCH36GK PCH42GKOC277-63 OC277-64 FAN and Heater Parts PCH24GKOC277-65 FAN and Heater Parts PCH30GK PCH36GK PCH42GKOC277-66 Electrical Parts PCH24GK10 PCH30GK PCH36GK PCH42GKTimer Optional PartsOC277-67 Names and functions PAC-SC32PTA Weekly Timer Setting DisplayOC277-68 SET Back DisplayOC277-69 Timer AdapterMultiple Remote Controller Adapter Refrigerant PipesSpecifications are subject to change without notice