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SMA S135.0-US Inverter with Hyundai HIS-S290RG Modules 5.8 kW DC Photovoltaic System Electrical Diagram with (2) Series Strings of 10 Modules OO 7 8 9 Optional Supply Side Connection To Nwrter NEC 705.12A sz90 #10 (10)Hyundai HiS-S290RG RG Lt Modules in series N L2 M N 96 bare copper GEC Utdilymetcr SMA SB5.0-US Inverter THHNRHWN•2 160A s290 Hyundai HiSS290RG Max.Input DC Voltage:600 3I4"PVC conduit 60 A fused RG di6connect witb _` Module Specifications VDC 30A(uses ealsmn]' Main Distribution etea o� Panel #10 Pmax: 290 Wp Max ISC per string: 18 A Voc: 38.8 V MPPT Range: 100-550 VDC Vmpp: 32.0 V Max Output Voltage: 240 VAC 150A Panelboard with (4)#10 AWG PV Wire 2-R,2-B (1)#6 AWG Bare Copper Isc: 9.7 A Max Output current: 24 A(AC) 150 A Main breaker(minimum) Impp: 9.1 A AC Nominal Power: 5000 O 150M2 .C.Voltage: -0.30%/C Watts 3 ONotes: All work to meet or exceed NEC 2011 (4)#10 AWG THHN/THWN-2 (Junction box to be located within the array boundary. Junction box must be minimum Nema 3R UL listed 10 OO 2-B,2-11 enclosure.Free air conductors must be installed in raceway if readily accessible as per 690.31(A). (1)#8 AWG THHN/THWN-2 Nema 3R 1-G (The minimum volume of the Nema 311 enclosure for the transition of PV wire to THWN-2 wire shall be 11 3oA/2 Junction 3/4"EMT,FMC(inside structure) 42 cubic inches. Heyco 5 wire Masthead gland seals or similar connector are required as strain relief t Box LFNC,PVC(outside structure) for PV wire into Nema 3R junction box at array. i 690.31 E (Interconnection with 30 Amp 2 pole OCPD via 2011 NEC 705.12(D)(2)Load Side Connection. The 30 A i backfed breaker must be located at the opposite end of the bus from the 150 A main supply breaker SMA Sunny Boy 5.0-US 4OThe required PV Backfed breaker plus the main breaker rating must be less than or equal to 120%of DC Transformerless Inverter with the Main service bus rating. 705.12(D)(2) existing n grounding Ac integrated DC disconnect DOptional Supply Side connection via 705.12A using parallel line taps in a NEMA 3R box(as required) � I`fl electrode (3)#10 AWG THHN/THWN-2 using NSI IPCS4002, Ilsco[PC-KUP-L or NSI Tork IPLD 3/0-3 Multi-Tap Connector or equivalent. i 1-B,1-R,1-W OPV service disconnecting means for"optional"supply side connection must have neutral/EGC bond i (1)#8 AWG THHN/THWN-2 within and must be listed as"suitable for use as service equipment." 230.66 \ 1 1-G The fuses in the disconnect for the"supply side"option must be rated to handle the maximum short- )- 3/4"EMT,FMC,LFNC, Ocircuit current available at the supply terminals.110.9,110.10 Over-current protection for the supply side p q _ _ _ _ _ I or PVC connected conductors shall be located within 10 feet of the connection to the service. 705.31 I I O Grounded conductor shall be routed with ungrounded conductors to PV Service disconnecting means as (3)#1 AWG THHN/THWN-2 per 250.24(C)if"Supply Side"option is used. 1-B,8-R,1-W O(1)98 AWG THHN/THWN-2 For"Supply Side option" Continuous or irreversibly spliced Grounding Electrode Conductor installed 1-13 per 250.24(D). Grounding Electrode Conductor shall be specified as per 250.64 and sized per 250.66 3/4•'EMT,FMC,LFNC, 10 The following label is required on meter can and main panelboard"Services fed from dual power sources or PVC Utility and Photovoltaic system" If required by Utility 11 "PV input Do not relocate this OCPD"label required adjacent to backfed breaker. 705.12(d)(7) 30A 240V AC Disconnect with label: 13 On-Sete Utility Generation 12 onding of module to rail and module to module accomplished through WEEB washers or self grounding ty DC Disconnect Label Requirements mid-clamps. Disconnect Switch Vmpp 320 VDC 13 "Warning:DC conductors of this system are ungrounded and may be energized"required on the PV AC Disconnect Label Requirements Vmax 417.1 VDC DC Disconnect 690.35F Operating Current: 24 A Impp 18.2 A 14."Warning:Photovoltaic Power Source"label required on conduit per 690.31(E)(3)(4) Operating Voltage: 240 VAC Imax 24.25 A 16. Total voltage drop%for all circuits based on listed conductors is 1.770/.