Grid-tie Solar System Sizing

The following steps will help you determine the array size for your grid tie solar photovoltaic system. 1.  Find you monthly average electricity usage from your energy bill. This is the total kWh you pay for in a single month. Due to seasonal usage like air conditioning, space heating, it is recommended to look at …

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Night Watchman Automatic Light Switch by Flexcharge – Review

Product: Night Watchman Description: 12 Volts, 10 Amps Automatic Light Switch Made by: Flexcharge Operates: mooring lights, mast lights, boat sign lights, yard lights, deck lights. The Night Watchman designed by Flexcharge is a powerful dusk to dawn automatic light switch. The photocell and the electronics come enclosed in a 100% waterproof, UV resistant plastic …

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How to commission a PV combiner box

Tools: Insulated screw drivers, 600VDC volt meter, electrical gloves. Notes: The following steps describe how to commission a solar PV combiner box (CB). This article is not intended for troubleshooting, therefore there is not testing to the ground system. Your multimeter needs to be rated at 600V minimum and be capable of measuring DC voltages …

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