Models - GE Kelman DGA 900 Plus Installation & Commissioning Manual

The models can be saved, uploaded and downloaded together with the rest of the DGA
900 configuration via the dashboard menu option.

10.2 Models

Sometimes it is necessary to reset a specific model or its parameters due to a change in
initial conditions and/or a change in hardware. This section lists those models and the
reset options.
Note: Previously stored data is unaffected by a reset.
Select Service > Models to view the Models reset page as shown in Figure 10-2.
Figure 10-2: Service > Models
Listed below are the models that can be reset.
▪
Moisture Content in Winding Insulation
▪
Moisture Content in Insulating Barriers
The outputs of these models are slow changing. If initialised with the wrong input values,
it may take a substantial period before these outputs can be considered reliable.
Therefore, once the input is considered reliable from the PGA, it is advisable to reset
these models.
Click Reset to reset the entire model as opposed to the data value of any parameter.
Note: After installation, it is advisable to reset the above two models.
Listed below are the models with parameters that can individually be reset.
▪
Insulation Aging
MA-041 – DGA 900 Plus - Installation & Commissioning Manual - Rev 1.1 4-Mar-22 Page 72 of 99