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Project Name: <br />George Hansen <br />Property address: <br />106 E 4th St, <br />Santa Ana, CA 92701 <br />DATE: 08/18/2023 <br />SINGLE LINE <br />DIAGRAM2 <br />60A 2P BLADE TYPE 240V NON-FUSIED <br />AC DISCONNECT <br />120% RULE CALCULATION PER NEC 705.12(D)(2)(3) <br />SUB BUSBAR RATING:200 AMPS <br />SERVICE BREAKER RATING:150 AMPS <br />PV BACKFEDING CURRENT:AMPS <br />BUSBAR X 120%- MAIN BREAKER = MAX PV BREAKER <br />240 - 150 = 90 <br />60 <br />PERCENT <br />OF VALUES <br />NUMBER OF CURRENT <br />CARRYING CONDUCTORS IN EMT <br />.80 4-6 <br />.70 7-9 <br />.50 10-20 <br />#ITEM DESCRIPTION QTY <br />1 PV MODULE <br />2 <br />3 JUNCTION BOX 4"x4"x2" UL LISTED WATER TIGHT <br />NEMA TYPE 3 2 <br />4 AC DISCONNECT 1 <br />5 MAIN SERVICE <br />PANEL 1 <br />6 <br />KEY NOTES: <br />·SOLID BARE G.E.C (FREE-AIR) MOUNTED UNDER ARRAY <br />·PER NEC ARTICLE 690.35 INVERTER GROUND FAULT PROTECTION PROVIDED <br />·ALL GROUNDS AND NEUTRALS BONDED TO EXISTING GROUNDING <br />CONDUCTOR W/IRREVERSIBLE CRIP CONNECTOR, <br />·BACKFED BREAKERS MUST BE LOCATED @ OPPOSITE END OF BUS BAR <br />FROM MAIN BREAKER OR MAIN LUG ON GRID SIDE. WHEN A BACKFED <br />BREAKER IS THE METHOD OF UTILITY INTERCONNECTION, BREAKER SHALL <br />NOT READ ' LINE OR LOAD'. <br />·PER CEC 250.65(C): CONDUCTOR SPLICES ONLY ALLOWED WITH <br />COMPRESSION CONNECTORS OR EXOTHERMIC WELDING <br />·ALL GROUNDS AND NEUTRALS BONDED TO EXISTING GROUNDING <br />CONDUCTOR W/IRREVERSIBLE CRIP CONNECTOR, <br />·VERIFY (E) UFER GROUND NEAR MSP. IF (E) UFER IS NOT ACCESSIBLE OR <br />VERIFIABLE, INSTALL A NEW 5/8" Ø X 8' LONG GROUNDING ROD AND BOND <br />SOLAR SYSTEM EQUIPMENT GROUNDING ACCORDINGLY. <br />... <br />2 3 <br />3 4 <br />1 <br />2 <br />Brench a: (10) Modules,(10) MicroInverters <br />60A <br />31 <br />Silfab 490 Watt <br />SILFAB SOLAR SIL-490 HN <br />Voc = 53.96V, Vmp = 45.23V <br />Isc = 11.36A, Imp = 10.83A <br />7 1 <br />3 <br />INVERTERS <br />31 <br />EXISTING MAIN SERVICE PANEL & <br />METER 200A BUSBAR & 150A MAIN <br />BREAKER <br />ENPHASE IQ COMBINER 4/4C <br />80A, 120/240V, <br />NEMRA 3R <br />ENPHASE <br />COMBINER BOX 1 <br />ENVOY 3G PV MONITORING SYSTEMENPHASE <br />MONITORING <br />6 <br />20A <br />15A <br />7 <br />WIRE CHART <br />#MAX AMPS X NEC MULT = <br />DESIGN AMPS <br />BREAKER <br />SIZE (A)WIRE TYPE EGC/GEC <br />WIRE RATING X TEMP DERATE X <br />CONDUCTOR DERATE = <br />DERATED WIRE <br />CONDUIT SIZE <br />2 (1) #10 AWG CU-THWN-2 EGC <br />(1) #8 AWG CU-THWN-2 EGC <br />20 (6) #10 AWG, CU-THWN-2 40 X .71 X .8 = 22.72 >= 19.93 <br />... <br />1 <br />2 <br />Brench b: (10) Modules, (10) MicroInverters <br />3 3/4" EMT31 X 1.25 X 1.45 = 56.18 A 60 (3) #6 AWG, CU-THWN-2 75 X .91 X 1 = 68.25 >= 56.18 <br />1a <br />1a <br />20A <br />ENPHASE IQ8A MICROINVERTERS <br />IQ8A-72-2-US (240V) <br />PEAK PWR TRACKING VOLTAGE: = 36-45 V <br />CEC EFFICIENCY := 97.5% <br />ENCLOSURE :NEMA 6 <br />MAXIMUM INPUT CURRENT:= 15 A <br />MAXIMUM OUTPUT CURRENT: = 1.45A <br />MAXIMUM INPUT POWER: = 295 - 500W <br />MAXIMUM OUTPUT POWER: = 349VA <br />3/4" EMT <br />NOTE:AC DISCONNECT VISIBLE AND LOCKABLE <br />1a 20 (1) #6 BARE SOLID COPPER GEC IN FREE AIR30 X .71 X 1 = 21.3 >= 18.125(2) #12 AWG, ENPHASE Q CABLE10X 1.25 X 1.45 = 18.125 A <br />120/240V <br />1P,3W <br />200A BUS <br />TOP FED <br />MAIN C/B <br />5 <br />60A <br />... <br />1 <br />2 <br />Brench c: (11) Modules, (11) MicroInverters <br />1b <br />20A <br />1b 20 (1) #6 BARE SOLID COPPER GEC IN FREE AIR30 X .71 X 1 = 21.3 >= 19.93(2) #12 AWG, ENPHASE Q CABLE11 X 1.25 X 1.45 = 19.93 A <br />11 X 1.25 X 1.45 = 19.93 A <br />8 <br />8 1(E) 200A SUB PANEL,120/240SUB PANEL <br />EXISTING <br />15 <br />0 <br />A <br />PEAK POWER SOLUTIONS <br />360 E 1ST STREET #947, <br />TUSTIN, CA 92780 <br />Phone: 714-258-3900 <br />License # 973253 C10 <br />106 E 4th St - 101116506 <br />& 2018087910/10/2023