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Sample single-line diagram and site plan

Generated by Gridpol from a fictional project: 20 modules, hybrid inverter, 10 kWh battery, load-side connection. Your drawings carry your company and license in the title block.

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E-1 · Single-line diagram
CONTRACTORSample Solar LLC (fictional)1 Example Way, Tampa, FL 33602License: SAMPLE-000000PROJECT / SERVICE ADDRESSJordan Sample100 Sample Lane, Tampa, FL 33602UTILITYTampa Electric (example)Account: 0000000000Meter: 000000SYSTEM8.20 kW DC / 7.6 kW AC10 kWh storage, self-consumptionLoad-side connection, 200 A busbarPURPOSEUtility interconnection application. Not a building permit planset. Not stamped by a professional engineer. Schematic;verify against installed equipment labels.PROJECTDATEGP-SAMPLE-00012026-11-13Prepared by Gridpol for the contractorSHEET TITLESINGLE-LINE DIAGRAME-1SINGLE-LINE DIAGRAM – SOLAR PV + ENERGY STORAGE1-phase, 3-wire 120/240 V service · interconnection: load-side (backfed breaker)PV ARRAY20 × 410 W = 8.2 kW DC2 strings × 10 modules1RSD / J-BOXrooftopNEC 690.122DC DISC.PV disconnectNEC 690.13/153DC=~HYBRID INVERTER7.6 kW AC · 31.67 A4ESS (DC)10 kWh5 kW5ACAC DISCONNECTnon-fusedvisible, lockable6MAIN SERVICEPANEL200 A busbar · 200 A main7200 A MAIN40 A PVbackfed breakeropposite end from mainMUTILITY METER#000000per utilityUTILITY GRIDTampa Electric (example)8GECEQUIPMENT1PV modules: 20 × Example Solar EX-410 (sample) (410 W STC)2Rapid shutdown device / rooftop junction box (NEC 690.12)3PV DC disconnect (integrated in inverter where listed)4Hybrid inverter: Example Power HX-7600 (sample) (7.6 kW AC, UL 1741 SA/SB)5Energy storage: 1 × Example Power BX-10 (sample) (10 kWh, 5 kW, UL 9540)6AC disconnect, non-fused, visible blade, lockable (NEC 705.20; utility requirement where noted)7Main service panel: 200 A busbar, 200 A main breaker8Utility revenue meter #000000 (bi-directional meter per utility)NOTES1. NEC 705.12(B)(3)(2) 120 % rule: 200 A main + 40 A backfed = 240 A is within 240 A (120 % of 200 A busbar) – OK.2. Storage operating mode: self-consumption, no export from battery.3. PV system: placards and labels per NEC 690 and 705 (rapid shutdown, disconnect, dual power source) as required by theAHJ.4. Values from contractor data and manufacturer documents; NEC references for orientation only – the code edition adopted bythe AHJ governs.
E-2 · Site plan
CONTRACTORSample Solar LLC (fictional)1 Example Way, Tampa, FL 33602License: SAMPLE-000000PROJECT / SERVICE ADDRESSJordan Sample100 Sample Lane, Tampa, FL 33602UTILITYTampa Electric (example)Account: 0000000000Meter: 000000SYSTEM8.20 kW DC / 7.6 kW AC10 kWh storage, self-consumptionLoad-side connection, 200 A busbarPURPOSEUtility interconnection application. Not a building permit planset. Not stamped by a professional engineer. Schematic;verify against installed equipment labels.PROJECTDATEGP-SAMPLE-00012026-11-13Prepared by Gridpol for the contractorSHEET TITLESITE PLANE-2SITE PLAN – SCHEMATIC, NOT TO SCALELocations as reported by the contractor. Dimensions and setbacks are not shown; the installer verifies equipment locations on site.SAMPLE LANEPROPERTY LINERESIDENCE100 Sample Lane, Tampa, FL 33602ARRAY 112 mod · S · 22°ARRAY 28 mod · W · 22°MMSPINVACDESSNLEGENDM – Utility meter: right wall (seen from street)MSP – Main service panel: right wall (seen from street)INV – Inverter: inside garageACD – AC disconnect: right wall (seen from street)ESS – Energy storage: inside garageAC disconnect is within 10 ft of the utility meter (as reported).

Fictional sample. Equipment names are placeholders. Interconnection drawings, not a permit plan set; not stamped by a professional engineer. NEC references are for orientation – the code edition adopted by the authority having jurisdiction governs.

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