solar panel up close

Topic: Solar Modules and Racking

  • Do solar panels work in Winter?

    Canada is blessed with 4 wonderfully different seasons and each season offers different opportunities for work and play. While there…
  • What Kind of Roof is Best For Solar?

    A solar array can be successfully installed on pretty much any type of roofing, however the cost and complexity can…
  • Tracking system no longer tracks

    Have you lost track? If your system was installed with an automatic tracker and no longer seems to follow the…
  • Lightning damage

    Make no mistake:  lightning packs a punch.  And it can destroy solar energy equipment, as well as other appliances and…
  • Rodent Screening

    Ah, squirrels. Red ones, grey ones, black ones… funny thing is the black ones are actually grey squirrels. And in…
  • PV Modules Have Moved

    A PV array should solidly attached to its racking and the roof. Modules should be straight and square. Gaps between…
  • Array Oversize

    Array oversize applies to any solar electric system, but is most commonly a topic in design of grid tie batteryless…
  • Ground Faults

    A ground fault is a wiring fault -- a live wire is making contact with the ground. Ground faults are…
  • Arc Faults

    Arc faults are potentially dangerous wiring problems. An arc fault is a tiny electrical arc jumping across a gap. This…