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TABLE B1: DC OUTPUT CIRCUIT CONDUCTOR AND CONDUIT IDENTIFICATION INITIAL CONDUCTOR LOCATION FINAL CONDUCTOR LOCATION # STRINGS IN COMBINER BOX IN PARALLEL RACEWAY NAME CIRCUIT ID RACEWAY SIZE OR DIRECT BURIAL # OF PARALLEL CIRCUITS # OF CONDUCTORS IN RACEWAY OR BURIAL BUNDLE % OF MAX CONDUIT FILL 310.15(B)(1) Temp Correction Factor 310.15(C)(1) Fill Adjustment Factor 690.8 (A)(1)(a) and (B)(1) Adjustment Factors Isc DESIGN LINE CURRENT TERMINAL TEMP LIMIT TEMP LIMIT AMPACITY 30C AMB OCPD MINIMUM CORRECTED AMPACITY CONDUCTOR CORRECTED AMPACITY ONE WAY LENGTH (FT) VOLTAGE DROP % CURRENT CARRYING CONDUCTOR TYPE AND SIZE (AWG) EQUIPMENT GROUNDING CONDUCTOR SIZE (AWG) NOTES - FREE AIR WHERE PV WIRE IS PROTECTED FROM PHYSICAL DAMAGE. ST-X INV-X 1 DC0.X DC0.X-1 3/4" EMT 1 3 60%0.96 1.00 1.56 14 22 Cu-90C 40 N/A 18 38 120 0.68%2 - #10 AWG, CU-PV WIRE (1000V)1 - #10 AWG, CU-THWN-2 FREE-AIR OR 3/4" EMT MIN ST-1 INV-X 1 DC1.1 DC1.1-1 1" EMT 1 5 68%0.96 0.80 1.56 14 22 Cu-90C 40 N/A 18 31 120 0.68%2 - #10 AWG, CU-PV WIRE (1000V) 1 - #10 AWG, CU-THWN-2 ST-2 INV-X 1 DC1.1-2 14 22 40 N/A 18 31 0.68%2 - #10 AWG, CU-PV WIRE (1000V) ST-1 INV-X 1 DC1.2 DC1.2-1 3/4" EMT 1 3 60%0.96 1.00 1.56 14 22 Cu-90C 40 N/A 18 38 120 0.68%2 - #10 AWG, CU-PV WIRE (1000V)1 - #10 AWG, CU-THWN-2 TABLE C1: AC OUTPUT CIRCUIT CONDUCTOR AND CONDUIT IDENTIFICATION INITIAL CONDUCTOR LOCATION FINAL CONDUCTOR LOCATION RACEWAY NAME CIRCUIT ID RACEWAY SIZE OR DIRECT BURIAL # OF PARALLEL CIRCUITS # OF CONDUCTORS IN RACEWAY OR BURIAL BUNDLE % OF MAX CONDUIT FILL 310.15(B)(1) Temp Correction Factor 310.15(C)(1) Fill Adjustment Factor 690.8 (A)(1)(e) Adjustment Factor OPERATING LINE CURRENT DESIGN LINE CURRENT TERMINAL TEMP LIMIT TEMP LIMIT AMPACITY 30C AMB OCPD MINIMUM CORRECTED AMPACITY CONDUCTOR CORRECTED AMPACITY ONE WAY LENGTH (FT) VOLTAGE DROP % CURRENT CARRYING CONDUCTOR TYPE AND SIZE NEUTRAL WIRE TYPE AND SIZE GROUNDING CONDUCTOR SIZE (AWG)NOTES INV-1 SPNLBD AC1.1 AC1.1-1 2" EMT 1 5 96%0.96 1.00 1.25 83 104 Cu-75C 230 110 104 250 340 1.48%3 - #4/0 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 EGC INV-2 SPNLBD AC1.2 AC1.2-1 2" EMT 1 5 96%0.94 1.00 1.25 83 104 Cu-75C 230 110 104 216 340 1.48%3 - #4/0 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 EGC INV-3 SPNLBD AC1.3 AC1.3-1 2" EMT 1 5 96%0.94 1.00 1.25 83 104 Cu-75C 230 110 104 216 320 1.40%3 - #4/0 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 EGC INV-4 SPNLBD AC1.4 AC1.4-1 2" EMT 1 5 83%0.94 1.00 1.25 83 104 Cu-75C 200 110 104 188 150 0.82%3 - #3/0 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 EGC INV-5 SPNLBD AC1.5 AC1.5-1 2" EMT 1 5 83%0.94 1.00 1.25 83 104 Cu-75C 200 110 104 188 250 1.37%3 - #3/0 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 EGC SPNLBD ACDS-2 AC1.6 AC1.6-1 2-1/2" EMT 2 5 83%0.94 1.00 1.25 416 520 Cu-75C 620 600 520 583 10 0.07%3 - #350 MCM, CU-THWN-2 1 - #2/0 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 EGC ACDS-2 VNEM METER AC1.7 AC1.7-1 2-1/2" EMT 2 5 85%0.94 1.00 1.25 416 520 Cu-75C 620 N/A 520 583 10 0.07%3 - #350 MCM, CU-THWN-2 1 - #2/0 AWG, CU-THWN-2 1 - #1/0 AWG, CU-THWN-2 EGC VNEM METER ACDS-1 AC1.8 AC1.8-1 2-1/2" EMT 2 5 83%0.94 1.00 1.25 416 520 Cu-75C 620 600 520 583 10 0.07%3 - #350 MCM, CU-THWN-2 1 - #2/0 AWG, CU-THWN-2 1 - #1 AWG, CU-THWN-2 EGC ACDS-1 MSB AC1.9 AC1.9-1 3" RMC 2 5 77%0.94 1.00 1.25 416 520 Cu-75C 620 N/A 520 583 45 0.30%3 - #350 MCM, CU-THWN-2 1 - #350 MCM, CU-THWN-2 1 - #2/0 AWG, CU-THWN-2 GEC AC CONDUITS ( For 3-Phase system)3 PHASE AC VOLTAGE DROP DESIGN LINE CURRENT MINIMUM CORRECTED AMPACITY CONDUIT FILL CONDUCTOR CORRECTED AMPACITY CONDUIT NAME 1.732*ONE WAY LENGTH*RESISTANCE PER 1000FT*PHASE CURRENT/1000 FT/OPERATING VOLTAGE/# WIRES PER PHASE) = VOLTAGE DROP IN CONDUIT OPERATING CURRENT*1.25 OPERATING CURRENT*1.25 100*(TOTAL CONDUCTOR AREA)/((CONDUIT AREA)*(PERCENT ALLOWED FILL)) = PERCENT MAXIMUM FILL CONDUCTOR AMPACITY AT 30C * CONDUCTOR PER PHASE * TEMP. CORRECTION FACTOR * FILL ADJUSTMENT FACTOR = CONDUCTOR CORRECTED AMPACITY AC1.1 (1.732*340 * 0.0608 * 83 / 1000FT / 208 / 1)=1.48%(83.27 * 1.25) = 104.09 (83.27 * 1.25) = 104.09 100 * 340 / (3.36 * 0.4) = 96%(260*1*0.96*1) = 249.6 PV MODULE SPECIFICATIONS PV MODULE MODEL ZNSHINE SOLAR ZXM7-UHLDD144-580/N WATTAGE (W)580 Voc stc (V)51.5 Vmp stc (V)42.8 Isc (A)14.35 Imp (A)13.56 Voc temp coeff -0.25% Voc max (V)54.46 Vmp high temp (V)39.92 DC CONDUITS DC VOLTAGE DROP DESIGN LINE CURRENT MINIMUM CORRECTED AMPACITY CONDUIT FILL CONDUCTOR CORRECTED AMPACITY CONDUIT NAME (2*ONE WAY LENGTH*RESISTANCE PER 1000FT*PHASE CURRENT Imp/1000 FT/STRING VOLTAGE/# WIRES PER PHASE)= VOLTAGE DROP IN CONDUIT ISC*1.56 ISC*1.25 100*(TOTAL CONDUCTOR AREA)/((CONDUIT AREA)*(PERCENT ALLOWED FILL)) = PERCENT MAXIMUM FILL CONDUCTOR AMPACITY AT 30C * CONDUCTOR PER PHASE * TEMP. CORRECTION FACTOR * FILL ADJUSTMENT FACTOR = CONDUCTOR CORRECTED AMPACITY DC0.X (2 * 120 * 1.24 * 13.59493056/ 1000FT /638.78 / 1 ) = 0.68%(14.35 * 1.56) = 22.42 (14.35 * 1.25) = 17.94 100 * 0.13 / (0.53 * 0.4) = 60%(40 * 1 * 0.96 * 1) = 38.4 Voltage Drop Table WIRES / EQUIPMENT INV-1 INV-2 INV-3 INV-4 INV-5 INV-X to SPNLBD 1.48%1.48%1.40%0.82%1.37% SPNLBD to ACDS-2 0.07% ACDS-2 to VNEM METER 0.07% VNEM METER to ACDS-1 0.07% ACDS-1 to MSB 0.30% TOTAL AC VOLTAGE DROP 1.99%1.99%1.90%1.33%1.87% TOTAL DC VOLTAGE DROP 0.68% TOTAL VOLTAGE DROP 2.67%2.67%2.58%2.00%2.55% CONDUIT SCHEDULE CONDUIT NUMBER FROM TO CABLES SIZE (In)LENGTH (FT)CONDUIT TYPE PURPOSE NOTES CC-1 INV-1 INV-2 RS485 1/2"70 EMT COMMUNICATION CC-2 INV-2 INV-3 RS485 1/2"100 EMT COMMUNICATION CC-3 INV-3 INV-4 RS485 1/2"180 EMT COMMUNICATION CC-4 INV-4 INV-5 RS485 1/2"200 EMT COMMUNICATION CC-5 INV-5 DAS RS485 1/2"300 EMT COMMUNICATION CEC-AC RATING CALCULATION CEC AC RATING = PTC WATTS OF MODULE X NO. OF MODULES X INVERTER EFFICIENCY INVERTER ID INVERTER MODEL KWAC MODULE MODEL NO. OF MODULES PTC WATTS INV EFF CEC-AC RATING INV-1 S6-GC30K-LV-US [208V][SI1-SB]29.9 ZNSHINE SOLAR ZXM7-UHLDD144-580/N 72 550.7 97.0 38.46 KW INV-2 S6-GC30K-LV-US [208V][SI1-SB]29.9 ZNSHINE SOLAR ZXM7-UHLDD144-580/N 74 550.7 97.0 39.53 KW INV-3 S6-GC30K-LV-US [208V][SI1-SB]29.9 ZNSHINE SOLAR ZXM7-UHLDD144-580/N 75 550.7 97.0 40.06 KW INV-4 S6-GC30K-LV-US [208V][SI1-SB]29.9 ZNSHINE SOLAR ZXM7-UHLDD144-580/N 72 550.7 97.0 38.46 KW INV-5 S6-GC30K-LV-US [208V][SI1-SB]29.9 ZNSHINE SOLAR ZXM7-UHLDD144-580/N 72 550.7 97.0 38.46 KW TOTAL 149.4 365.0 195.0 KW A SCALE: FAULT CURRENT CALCULATION NTS AC LOADS SOURCE WIRE IN BETWEEN DESTINATION SOURCE DESTINATION CIRCUIT ID AC TAG No. of Lugs per Phase Min. Lug Size Max Lug Size Parallel Conductors Wire Size Wire Type OCPD No. of Lugs per Phase Min. Lug Size Max Lug Size Connection Type FRAME Size INV-1 SPNLBD INV-1 to SPNLBD AC1.1 1 4 AWG 3/0 AWG 1 4/0 AWG CU 110 1 4 AWG 4/0 AWG CIRCUIT_BREAKER 110 INV-2 SPNLBD INV-2 to SPNLBD AC1.2 1 4 AWG 3/0 AWG 1 4/0 AWG CU 110 1 4 AWG 4/0 AWG CIRCUIT_BREAKER 110 INV-3 SPNLBD INV-3 to SPNLBD AC1.3 1 4 AWG 3/0 AWG 1 4/0 AWG CU 110 1 4 AWG 4/0 AWG CIRCUIT_BREAKER 110 INV-4 SPNLBD INV-4 to SPNLBD AC1.4 1 4 AWG 3/0 AWG 1 3/0 AWG CU 110 1 4 AWG 4/0 AWG CIRCUIT_BREAKER 110 INV-5 SPNLBD INV-5 to SPNLBD AC1.5 1 4 AWG 3/0 AWG 1 3/0 AWG CU 110 1 4 AWG 4/0 AWG CIRCUIT_BREAKER 110 SPNLBD ACDS-2 SPNLBD to ACDS-2 AC1.6 2 2 AWG 500 MCM 2 350 MCM CU 600 2 2 AWG 600 MCM ACDS 600 ACDS-2 VNEM METER ACDS-2 to VNEM METER AC1.7 2 2 AWG 600 MCM 2 350 MCM CU N/A LUGS_ONLY N/A VNEM METER ACDS-1 VNEM METER to ACDS-1 AC1.8 2 350 MCM CU 600 2 2 AWG 600 MCM ACDS 600 ACDS-1 MSB ACDS-1 to MSB AC1.9 2 2 AWG 600 MCM 2 350 MCM CU N/A LUGS_ONLY N/A SA N T A A N A D O W T O W N P L A Z A 40 7 E 1 s t S T . , S A N T A A N A , C A 9 2 7 0 1 JO B N U M B E R : AP N : 3 9 8 - 5 1 6 - 1 9 SP R E C K S O L A R & D E S I G N 30 0 0 F D A N V I L L E B L V D . , S U I T E 4 2 2 AL A M O , C A 9 4 5 0 7 41 9 E 1 s t S T . , S A N T A A N A , C A 9 2 7 0 1