{
  "id": "onan_qd13500",
  "manufacturer": "Cummins Onan",
  "model_name": "QD 13500",
  "category": "genset",
  "typical_systems": ["genset"],
  "specs": {
    "power_kw": 10.8,
    "rpm_nominal": 1500,
    "weight_kg": 295,
    "length_m": 1.07,
    "width_m": 0.55,
    "height_m": 0.62,
    "voltage_v": 230,
    "current_a": 47,
    "fuel_consumption_lph": 3.6
  },
  "description": "Cummins Onan QD 13500 marino diésel, 13.5 kVA / 10.8 kW @ 1500 rpm 50 Hz. Aplicación yates 35-50 pies y pesqueros pequeños.",
  "data_source": "seed_estimate",
  "default_sensors": [
    { "id": "rpm", "name": "RPM", "unit_si": "rpm", "range_normal_min": 0, "range_normal_max": 1550, "default_signal_type": "pulse_magnetic_pickup" },
    { "id": "oil_press", "name": "Presión aceite", "unit_si": "bar", "range_normal_min": 2.0, "range_normal_max": 4.5, "alarm_low_value": 0.9, "alarm_low_priority": "emergency", "default_signal_type": "4-20ma" },
    { "id": "coolant_temp", "name": "Temperatura refrigerante", "unit_si": "C", "range_normal_min": 70, "range_normal_max": 95, "alarm_high_value": 100, "alarm_high_priority": "emergency", "default_signal_type": "rtd_pt100" },
    { "id": "voltage_l1", "name": "Tensión L1", "unit_si": "V", "range_normal_min": 220, "range_normal_max": 240, "default_signal_type": "voltage_divider" },
    { "id": "freq", "name": "Frecuencia", "unit_si": "Hz", "range_normal_min": 49.5, "range_normal_max": 50.5, "default_signal_type": "pulse_inductive" },
    { "id": "running_hours", "name": "Horas", "unit_si": "h", "default_signal_type": "4-20ma" },
    { "id": "start_cmd", "name": "Arranque", "unit_si": "bool", "default_signal_type": "relay_no" },
    { "id": "stop_cmd", "name": "Parada", "unit_si": "bool", "default_signal_type": "relay_no" }
  ]
}