Delta PG-35 Manuale di Servizio Pagina 57

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11-12
CONTROL SYSTEM
SM DELTA 1-E.2 GB
11.12 SW Parameters
11.12.1 Indoor Units SW Parameters
General Parameters for All Models:
Parameters defining the indoor fan speed as a function of Indoor Coil temperature in heat mode
(ICT):
ICTST Speed ICT to stop indoor fan 25
ICTVLSpeed ICT to go down to very low speed 28
ICTLSpeed ICT to start in very low speed 30
ICTHSpeed ICT to start in increase speed from very low 32
ICTTSpeed ICT to enable Turbo fan speed 40
Parameters for defrost protection:
ICTDef1 ICT to go back to normal 8
ICTDef2 ICT to ‘stop rise’ when ICT decrease 6
ICTDef3 ICT to ‘stop rise’ when ICT is stable 4
ICTDef4 ICT to ‘Hz Down’ when ICT decrease 2
ICTDef5 ICT to ‘Hz Down’ when ICT is stable 0
ICTDef6 ICT to stop compressor -2
Parameters for indoor coil over heating protection:
ICTOH1 ICT to go back to normal 45
ICTOH2 ICT to ‘stop rise’ when ICT increase 48
ICTOH3 ICT to ‘stop rise’ when ICT is stable 52
ICTOH4 ICT to ‘Hz Down’ when ICT increase 55
ICTOH5 ICT to ‘Hz Down’ when ICT is stable 60
ICTOH6 ICT to stop compressor 62
Model Depended Parameters:
Parameter name
Models
22 25 35
NLOAD limits as a function of selected indoor fan speed
MaxNLOADIF1C 40 40 40
MaxNLOADIF2C 55 51 55
MaxNLOADIF3C 120 90 90
MaxNLOADIF4C 127 127 127
MaxNLOADIF5C 127 127 127
Indoor Fan speeds
IFVLOWC 700 700 700
IFLOWC 800 850 850
IFMEDC 950 1050 1000
IFHIGHC 1050 1200 1200
IFTURBOC 1150 1250 1250
IFVLOWH 700 700 700
IFLOWH 850 950 950
IFMEDH 1000 1050 1100
IFHIGHH 1100 1250 1250
IFTURBOH
1200 1350 1300
Nominal Compressor Frequency
NomLoadC 40 51 61
NomLoadH 55 58 62
CONTENT
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