Handleiding
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Air cooled inverter water chiller
OPERATION
MANUAL
EWAD TZ B 160-700
Air cooled inverter water chiller
D-EOMAC00909-16EN
Operation Manual
33
4.3.4 EXV
This page resumes all the relevant information about the status of the EXV logic.
Setpoint/Sub-Menu
Default
Range
Description
EXV State=
Closed
Closed, Pressure, Superheat
EXV State
Suction SH=
6.0°C
Suction Superheat
Superht Target=
6.0°C
Suction Superheat setpoint
Evap Pressure=
220kPa
Evaporating Pressure
EXV Position=
50.0%
Expansion valve opening
4.3.5 Economizer
This page resumes all the relevant information about the data and the status of the economizer
Setpoint/Sub-Menu
Default
Range
Description
Economizer=
With
Without, With
Setting to enable or disable the Economizer
Econ State=
Regulation
Off,Preopen, SSH, Liq Inj
Economizer State
Econ EXV Pos=
0%
Economizer EXV opening
Econ SH=
6.0°C
Economizer Superheat
Econ SH Tar=
6.0°C
Actual calculated Economizer superheat target
Min EcoSH Tar=
6.0°C
Minimum Economizer superheat target
Econ Press=
500kPa
Economizer Pressure
Econ Sat Temp=
24°C
Economizer Saturated Temperature
Econ Temp=
30°C
Economizer Temperature
Econ En Cap=
1200rpm
Minimum compressor speed to enable Economizer
PR Limit
Auto
Auto, Fixed
Setpoint to select if the Pressure Ratio limit to enable the
economizer is fixed or automatically calculated
Fix PR Limit=
3.3
1.5…5.0
Fixed pressure ratio limit to enable the economizer
Auto PR Limit=
3.0
Calculated pressure ratio limit to enable the economizer
Pressure Ratio=
-
Actual pressure ratio
DSH Limit=
Actual calculated DSH limit to enable the economizer
DSH=
Actual discharge superheat
4.3.6 Settings
This page resumes the settings of the circuit.
Setpoint/Sub-Menu
Default
Range
Description
Pumpdn Press=
100kPa
70…280kPa
Pumpdown pressure limit
Pumpdn Time=
120s
0…180s
Pumpdown timeout limit
Service Pumpdn=
Off
Off,On
Activation of the function service pumpdown
Liq Inject Act=
90°C
80…100°C
Discharge Temperature limit to enable the liquid injection
Var VR Act PR=
3.8
1.5…5
Pressure Ratio threshold to activate VR3 slide position
4.4 Temperature Setpoint
This page resumes all chiller water temperature setpoints (limits and active setpoint will depend on
the operating mode selected).
Setpoint/Sub-Menu
Default
Range
Description
Cool LWT 1=
7.0°C
4.0…15.0°C (cool mode)
-8.0…15.0°C (cool w/ glycol mode)
Primary cooling setpoint
Cool LWT 2=
7.0°C
4.0…15.0°C (cool mode)
-8.0…15.0°C (cool w/ glycol mode)
Secondary cooling setpoint (see 3.6.3)
Ice LWT=
-4.0°C
-8.0…4.0°C
Ice setpoint (ice banking with on/off mode)
Max LWT=
15.0°C
10.0…20.0°C
High limit for Cool LWT1 and Cool LWT2
Min LWT=
-8.0°C
-15.0…-8.0°C
Low limit for Cool LWT1 and Cool LWT2
HR EWT Stp=
40.0°C
30.0…50.0°C
Heat Recovery Entering Water Setpoint
HR EWT Dif=
2.0°C
1.0…10.0°C
Heat Recovery Water Temperature differential
4.5 Temperatures
This page resumes all the relevant water temperatures
Setpoint/Sub-Menu
Default
Range
Description
Bekijk gratis de handleiding van Daikin EWAD620TZPLB, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Daikin |
| Model | EWAD620TZPLB |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11976 MB |
