Hi all!
What should be the proper SPDs for DC and AC application?
DC SPD: MPPTs are rated 500V
PV+ to PV- measures 300Vdc ~ 400Vdc
PV- to PE/GND measures -200VDC
PV+ to PE/GND measures +150VDC
Is SPD with a Uc of 500Vdc the correct one?
What if either PV+ or PV- is shorted to N? What should be...
Last time I used Ferrule Connectors, I got brass/bronze.
Frustrated, I thought of using Copper Tubes or Butt Connectors to make Ferrule terminals:
Having said that, I found this item (called Cable Lug).
What are your opinions regarding these two for high current connections (10A ~ 100A)...
I have East, South and West roofs. Obviously I should not string my panels into a single string.
So I thought of installing 3 strings. Unfortunately, my MPPT cannot accommodate the current.
A friend suggested installing a Current Limiter before entering the MPPT.
The only purpose-built...