WARNING 66
Heatsink Temperature Low:
The heat sink temperature is measured as 0°
C. This could indicate that the temperature
sensor is defective and thus the fan speed is
increased to the maximum in case the power
part or control card is very hot.
ALARM 67
Option Configuration has Changed:
One or more options has either been added or
removed since the last power-down.
ALARM 70
Illegal Frequency Configuration:
Actual combination of control board and pow-
er board is illegal.
ALARM 80
Drive Initialised to Default Value:
Parameter settings are initialised to default
setting after a manual (three-finger) reset or
via par. 14-22.
VLT
®
HVAC Drive Design Guide
8. Troubleshooting
MG.11.B2.02 - VLT
®
is a registered Danfoss trademark
159
8
Содержание VLT series
Страница 78: ...4 How to Order VLT HVAC Drive Design Guide 78 MG 11 B2 02 VLT is a registered Danfoss trademark 4...
Страница 120: ...7 RS 485 Installation and Set up VLT HVAC Drive Design Guide 120 MG 11 B2 02 VLT is a registered Danfoss trademark 7...
Страница 152: ...8 Troubleshooting VLT HVAC Drive Design Guide 152 MG 11 B2 02 VLT is a registered Danfoss trademark 8...