DERlab
PV Module Performance Tests
FromDERlab
The energy yields of the modules are measured according to DERlab technical guidelines on long-term photovoltaic outdoor tests. The customer will be provided with the measured data and can opt for the additional evaluation service. DERlab technical guidelines describe the testing procedures as well as requirements for location and measurement equipment. The guidelines are available on the DERlab website.
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DERlab Testing procedure
- Two modules are measured in parallel fi eld tests in MPP
- In accordance with the location, the modules are installed at the optimal tilt angle.
- The measurement interval is 15 seconds.
- Characteristic curves are measured in intervals > one minute.
- The period of measurement is at least one year.