Solar system sizing
- How many DualSun SPRING panels are necessary to provide heat to a ground source heat pump ?
- What pre-sizing and pricing ratio could be taken into account for a collective project?
- Can DualSun SPRING panels be used before or with solar thermal panels?
- Is it appropriate to install solar panels in a geographic area with moderate sunlight?
- How to dimension the expansion tank for a DualSun installation?
- How do I choose the best DualSun configuration to heat both my domestic hot water (DHW) and my pool?
Rooftop installation
- Are DualSun panels BROOF T3 certified?
- Which compressibility class for insulation must I choose on flat roofs to install solar panels?
- Are Dualsun panels compatible with a zinc roof?
- How to store DualSun panels before installation?
- Can DualSun panels be installed on a roof with asbestos?
- Can DualSun panels be installed on solar trackers?
Hydraulic installation
- How do DualQuickFit interpanel connectors work?
- Is it necessary to have an expansion tank with a DualSun SPRING installation?
- Can the refrigerant from the heat pumps be circulated through the SPRING panels?
- What is the equipment for a solar water heating system ?
- Is there a direction of hydraulic connection to respect on an installation of DualSun SPRING panels?
- How to properly install the probe at the bottom of the DualSun 200-300 2E water heater?
Pressure & circulation in the panels
- CS/2 regulation: How to wire? How to adjust the flow?
- How to set the pressure during commissioning with the OEG control group or Thermador?
- Can glycol be used to melt the snow on the panels?
- What can I do if Dualsun SLL regulation display an error code or if the indicator light color changes?
- ModVSol L regulation : how to wire? How to adjust the flow?
- KSW-E regulation : how to wire? How to adjust the flow?
Electric installation
- Which inverters can be used with DualSun SPRING & FLASH panels?
- Should I use a centralized inverter or microinverters ?
- What to do in case of untimely circuit breaking on an installation equipped with DualSun panels?
- What is the maximum impulse voltage (Uw) of our FLASH 375 Half Cut White module ?
- Is it possible to connect panels of different powers on the same inverter?
- How is the microinverter mounted to the DualSun FLASH AC panel?
System control & monitoring
- Are DualSun panels in the PVSyst software?
- Are DualSun panels in the ARCHELIOS software?
- Are DualSun SPRING panels available in the SPF Kollektorliste?
- Are the DualSun panels in the Polysun software developed by VelaSolaris?
- What is the privacy policy of the monitoring systems used on DualSun installations?
- When is it necessary to control the auxiliary heating with DualSun solar controller?
Pool installation
- How to dimension a plate heat exchanger for a swimming pool ?
- What is the required equipment for a solar swimming pool heating system with DualSun hybrid panels?
- Can DualSun SPRING panels be placed in landscape on a direct pool heating installation?
- Is it possible to add and control a booster pump on a DualSun pool heating system?
- How to drain a pool installation ?
- What installation options are available for a pool-heating system?