Per the 2017 NEC, What size equipment grounding conductor must be used as a minimum for a PV system with the following design? The modules specs: Pmax=300 Wp, Vmp=31.6V, Imp=9.57A, Voc=40.1V, Isc=10.23A; The copper EGC will be installed in conduit with the PV source circuits; The mounting system is not compliant with UL2703; The design is a single source circuit with 14 modules with no overcurrent protection device?
1) #14 AWG
2) #12 AWG
3) #10 AWG
4) #8 AWG