{
  "classification": "Synthetic example. Not a customer result.",
  "extract_date": "2026-10-27",
  "title": "Case T / 400 AC kW grid, battery and diesel proposal",
  "inputs": {
    "period": {
      "start": "2026-10-01T00:00:00Z",
      "end": "2026-10-01T03:00:00Z",
      "duration_hours": "3"
    },
    "additional_load_ac_kw": "400",
    "baseline": {
      "existing_site_load_ac_kw": "1200",
      "additional_load_ac_kw": "0",
      "battery_discharge_ac_kw": "20",
      "generator_net_ac_kw": "180",
      "generator_external_aux_ac_kw": "20",
      "battery_charge_ac_kw": "0",
      "calculated_grid_import_ac_kw": "1000",
      "generator_gross_ac_kw": "200"
    },
    "proposal": {
      "existing_site_load_ac_kw": "1200",
      "additional_load_ac_kw": "400",
      "battery_discharge_ac_kw": "220",
      "generator_net_ac_kw": "530",
      "generator_external_aux_ac_kw": "20",
      "battery_charge_ac_kw": "0",
      "calculated_grid_import_ac_kw": "850",
      "generator_gross_ac_kw": "550"
    },
    "applicable_generator_rating_gross_ac_kw": "500",
    "rating_boundary": "Gross output before external generator auxiliaries; those auxiliaries are added once to net output.",
    "fuel": {
      "initial_litres": "500",
      "physical_floor_litres": "50",
      "protected_reserve_litres": "50",
      "combined_threshold_litres": "100",
      "baseline_burn_litres_per_hour": "60",
      "proposal_burn_litres_per_hour": "140"
    },
    "battery": {
      "initial_dc_kwh": "1100",
      "discharge_efficiency": "0.8",
      "dc_auxiliary_kw": "0"
    }
  },
  "driving_margins": {
    "generator_power_ac_kw": "-50",
    "fuel_endpoint_litres": "-20",
    "baseline_fuel_protection_endpoint_litres": "-20"
  },
  "finding": "Not supported",
  "next_action": "Review the supplied generator profile, gross rating, auxiliaries, fuel consumption and protected obligations with the responsible engineer before agreeing revised inputs.",
  "limits": [
    "The 400 AC kW is additional site load, not generator output.",
    "Source contributions are separately supplied; no optimized replacement profile is inferred.",
    "Reducing the request by 50 kW is not established as a passing alternative.",
    "No safe shorter period, repeat-cycle capability, firm capacity or operating authorization is established.",
    "Fuel endpoint margins describe hypothetical continuation of a profile that already fails generator power at time zero."
  ],
  "source_evidence": [
    {
      "role": "Retained Case T synthetic input",
      "sha256": "b9cb558e5d7c7630f92d2085395b09e55c7e9c873ee700221274a512fddf5ac4"
    },
    {
      "role": "Retained Case T combined finding",
      "sha256": "7cf6afc3e5400b838588a515875d2787b9e32fbedc0388df58188bcf70a07bff"
    }
  ]
}