Evco c-pro 3 nano CHIL - Page 4

EVCO S.p.A. c-pro 3 nano CHIL | Application manual ver. 1.0 | Code 144CP3NCHE104
page 4 of 90
8.3 Configuration of the Circuits ........................................................................... 48
8.4 Operating Mode Control .................................................................................. 49
8.5 Setting the RTC .............................................................................................. 50
8.6 Compressor Control ........................................................................................ 50
8.6.1 Lateral Band (LB) Control...................................................................................................................... 50
8.6.2 Zero energy band (ZEB) Control ............................................................................................................ 51
8.6.3 Self-adapting Control ............................................................................................................................ 52
8.7 Compressor Management ............................................................................... 52
8.7.1 Compressor State .................................................................................................................................. 52
8.7.2 Compressor Rotation ............................................................................................................................. 53
8.7.3 Pump-down Switch-off Procedure ......................................................................................................... 53
8.7.4 Relative Pump-down Threshold ............................................................................................................. 54
8.7.5 Protection Periods ................................................................................................................................. 54
8.7.6 Thermal switch Inputs .......................................................................................................................... 55
8.8 Condenser Control .......................................................................................... 55
8.8.1 Modulating Fan Control ......................................................................................................................... 55
8.8.2 Mono phase Fan Control ........................................................................................................................ 58
8.8.3 Condenser Valve Control ....................................................................................................................... 58
8.8.4 Single Condenser .................................................................................................................................. 58
8.9 Fan Management ............................................................................................ 59
8.9.1 Fan Mode ............................................................................................................................................... 59
8.9.2 Fan Periods ........................................................................................................................................... 59
8.9.3 Thermal Switch Inputs .......................................................................................................................... 59
8.10 Circulation Pump Management .................................................................... 59
8.10.1 Pump Mode ........................................................................................................................................... 60
8.10.2 Flowmeter Management ........................................................................................................................ 61
8.11 Circulation Source Pump Management ........................................................ 61
8.12 Defrost Management ................................................................................... 61
8.12.1 Defrost Cycle Compensation .................................................................................................................. 62
8.13 Anti-Freeze/Auxiliary Heating Heaters Management .................................. 62
8.14 Single Evaporation ...................................................................................... 63
8.15 Free-cooling Management ........................................................................... 63
8.15.1 Free-cooling Enablement ....................................................................................................................... 63
8.15.2 Free cooling Regulation ......................................................................................................................... 63
8.15.3 Free-cooling Regulation Valve ............................................................................................................... 65
8.16 Temperature Alarm Check ........................................................................... 66
8.16.1 High and Low Temperature Alarm Management .................................................................................... 66
8.16.2 Management of the primary exchanger efficiency alarm ....................................................................... 66
8.17 Pressure Alarm Control ............................................................................... 66
8.17.1 High pressure switch alarm management ............................................................................................. 66
8.17.2 High-pressure transducer management ................................................................................................ 66
8.17.3 Low pressure switch alarm management (chiller mode) ....................................................................... 66
8.17.4 Low pressure transducer alarm management (heat pump mode) ......................................................... 67
8.17.5 Low pressure start alarm ...................................................................................................................... 67
8.18 Time Schedule ............................................................................................. 68
8.19 Management of Other Parameters .............................................................. 68
8.19.1 Variation of setpoint with timer scheduler ............................................................................................ 69
8.19.2 Dynamic setpoint .................................................................................................................................. 69