Handleiding
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Resolution of this fault requires a direct intervention on the power supply of this unit.
Direct intervention on the power supply can cause electrocution, burns or even death. This action
must be performed only by trained persons. In case of doubts contact your maintenance company.
Symptom
Cause
Solution
Circuit status is Off.
The circuit is stopped.
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx OffOverVoltage-AC
String in the alarm log:
± Cx OffOverVoltage-AC
String in the alarm snapshot
Cx OffOverVoltage-AC
Chiller main power supply had an up
peak which caused the trip.
Check if main power supply is within
the acceptable tolerance for this
chiller
Main power supply setting on the
Microtech is not suitable with the
power supply in use (A/C units).
Measure the power supply to the
chiller and select the proper value on
the Microtech HMI.
Reset
Notes
Local HMI
Network
Auto
The alarm clears automatically when
the voltage is reduced to an
acceptable limit.
5.6.22 Overvoltage Alarm on DC rectified voltage
This alarm indicates that chiller supply voltage exceeded the maximum limit which allows proper operations of the
components. This is estimated looking at the DC voltage on the inverter which depends of course on the main power.
Resolution of this fault requires a direct intervention on the power supply of this unit.
Direct intervention on the power supply can cause electrocution, burns or even death. This action
must be performed only by trained persons. In case of doubts contact your maintenance company.
Symptom
Cause
Solution
Circuit status is Off.
The circuit is stopped.
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx OffOverVoltage-DC
String in the alarm log:
± Cx OffOverVoltage-DC
String in the alarm snapshot
Cx OffOverVoltage-DC
Chiller main power supply had an up
peak which caused the trip.
Check if main power supply is within
the acceptable tolerance for this
chiller
Main power supply setting on the
Microtech is not suitable with the
power supply in use (A/C units).
Measure the power supply to the
chiller and select the proper value on
the Microtech HMI.
Reset
Notes
Local HMI
Network
Auto
The alarm clears automatically when
the voltage is reduced to an
acceptable limit.
5.6.23 Undervoltage Alarm on input voltage
This alarm indicates that chiller supply voltage exceeded the minimum limit which allows proper operations of the
components.
Resolution of this fault requires a direct intervention on the power supply of this unit.
Direct intervention on the power supply can cause electrocution, burns or even death. This action
must be performed only by trained persons. In case of doubts contact your maintenance company.
Symptom
Cause
Solution
Circuit status is Off.
The circuit is stopped.
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx OffUnderVoltage-AC
String in the alarm log:
± Cx OffUnderVoltage-AC
String in the alarm snapshot
Cx OffUnderVoltage-AC
Chiller main power supply had a down
peak which caused the trip.
Check if main power supply is within
the acceptable tolerance for this
chiller
Main power supply setting on the
Microtech is not suitable with the
power supply in use (A/C units).
Measure the power supply to the
chiller and select the proper value on
the Microtech HMI.
Reset
Notes
Local HMI
Network
Auto
The alarm clears automatically when
the voltage is increased to an
acceptable limit.
Bekijk gratis de handleiding van Daikin EWAH670TZXRB2, 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 | EWAH670TZXRB2 |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11657 MB |
