{
 "schema_version": 0,
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 "url": "https://bedandbot.it/p/vaillant-vwl-35-6-a-230v-s2/",
 "json": "https://bedandbot.it/p/vaillant-vwl-35-6-a-230v-s2.json",
 "manufacturer": "Vaillant",
 "model_family": "aroTHERM plus",
 "model_code": "VWL 35/6 A 230V S2",
 "unit_type": "air-to-water monobloc",
 "refrigerant": "R290",
 "power_supply": "1x230V 50Hz",
 "values": [
  {
   "id": "bb:value:1852",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 174.0,
   "unit": "%",
   "conditions": {
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    "climate": "average"
   },
   "source": {
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    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
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    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "η s 174 % 130 %",
    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1842",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 146.0,
   "unit": "%",
   "conditions": {
    "application_c": 35,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "η s 146 % 108 %",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1832",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 200.0,
   "unit": "%",
   "conditions": {
    "application_c": 35,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "η s 200 % 148 %",
    "location": "model VWL 35/6 A 230V S2, warmer climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1853",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 130.0,
   "unit": "%",
   "conditions": {
    "application_c": 55,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "η s 174 % 130 %",
    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1843",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 108.0,
   "unit": "%",
   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "η s 146 % 108 %",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1833",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 148.0,
   "unit": "%",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "η s 200 % 148 %",
    "location": "model VWL 35/6 A 230V S2, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
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  {
   "id": "bb:value:1854",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 4.19,
   "unit": "kW",
   "conditions": {
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   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Prated 4.19 kW 3.40 kW",
    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 35 °C column"
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  {
   "id": "bb:value:1844",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 3.34,
   "unit": "kW",
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   "source": {
    "publisher": "HP Keymark",
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Prated 3.34 kW 3.15 kW",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 35 °C column"
   },
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  },
  {
   "id": "bb:value:1834",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 3.53,
   "unit": "kW",
   "conditions": {
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    "climate": "warmer"
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   "source": {
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Prated 3.53 kW 3.55 kW",
    "location": "model VWL 35/6 A 230V S2, warmer climate, EN 14825, 35 °C column"
   },
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   "id": "bb:value:1855",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 3.4,
   "unit": "kW",
   "conditions": {
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   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Prated 4.19 kW 3.40 kW",
    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 55 °C column"
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  },
  {
   "id": "bb:value:1845",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 3.15,
   "unit": "kW",
   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Prated 3.34 kW 3.15 kW",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1835",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 3.55,
   "unit": "kW",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
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    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Prated 3.53 kW 3.55 kW",
    "location": "model VWL 35/6 A 230V S2, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1862",
   "property": "refrigerant_charge",
   "label": "Refrigerant charge",
   "value": 0.6,
   "unit": "kg",
   "conditions": {},
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Mass of Refrigerant 0,600 kg",
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   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1856",
   "property": "scop",
   "label": "SCOP",
   "value": 4.43,
   "unit": "-",
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    "climate": "average"
   },
   "source": {
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "SCOP 4.43 3.33",
    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1846",
   "property": "scop",
   "label": "SCOP",
   "value": 3.72,
   "unit": "-",
   "conditions": {
    "application_c": 35,
    "climate": "colder"
   },
   "source": {
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "SCOP 3.72 2.77",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1836",
   "property": "scop",
   "label": "SCOP",
   "value": 5.08,
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   "conditions": {
    "application_c": 35,
    "climate": "warmer"
   },
   "source": {
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "SCOP 5.08 3.78",
    "location": "model VWL 35/6 A 230V S2, warmer climate, EN 14825, 35 °C column"
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  {
   "id": "bb:value:1857",
   "property": "scop",
   "label": "SCOP",
   "value": 3.33,
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   "conditions": {
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    "climate": "average"
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   "source": {
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "SCOP 4.43 3.33",
    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 55 °C column"
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  {
   "id": "bb:value:1847",
   "property": "scop",
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   "value": 2.77,
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   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "SCOP 3.72 2.77",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1837",
   "property": "scop",
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   "value": 3.78,
   "unit": "-",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "SCOP 5.08 3.78",
    "location": "model VWL 35/6 A 230V S2, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1858",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "value": -7.0,
   "unit": "°C",
   "conditions": {
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    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Tbiv -7 °C -10 °C",
    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1848",
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    "climate": "colder"
   },
   "source": {
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Tbiv -15 °C -15 °C",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 35 °C column"
   },
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  },
  {
   "id": "bb:value:1838",
   "property": "tbiv",
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    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
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    "reference": "011-1W0759",
    "document_date": "2022-11-11",
    "retrieved": "2026-10-03T18:32:45+00:00",
    "quote": "Tbiv 2 °C 2 °C",
    "location": "model VWL 35/6 A 230V S2, warmer climate, EN 14825, 35 °C column"
   },
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  },
  {
   "id": "bb:value:1859",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
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    "application_c": 55,
    "climate": "average"
   },
   "source": {
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    "quote": "Tbiv -7 °C -10 °C",
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  },
  {
   "id": "bb:value:1849",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "value": -15.0,
   "unit": "°C",
   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
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    "quote": "Tbiv -15 °C -15 °C",
    "location": "model VWL 35/6 A 230V S2, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1839",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
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   "unit": "°C",
   "conditions": {
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   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
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   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1860",
   "property": "tol",
   "label": "Operation limit temperature (TOL)",
   "value": -10.0,
   "unit": "°C",
   "conditions": {
    "application_c": 35,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=7999&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=af93609a87012998b2162dddc4a6d8a7",
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    "location": "model VWL 35/6 A 230V S2, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T18:32:45+00:00"
  },
  {
   "id": "bb:value:1850",
   "property": "tol",
   "label": "Operation limit temperature (TOL)",
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   "source": {
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   "last_verified": "2026-10-03T18:32:45+00:00"
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  {
   "id": "bb:value:1840",
   "property": "tol",
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    "publisher": "HP Keymark",
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  {
   "id": "bb:value:1861",
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   "id": "bb:value:1851",
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  {
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 ],
 "conflicts": [],
 "open_questions": [
  {
   "id": "q:vaillant-vwl-35-6-a-230v-s2:cop-a7w35",
   "question": "We have no manufacturer-stated heating capacity and COP at A7/W35 (EN 14511) for this unit. If you know an official datasheet or manual from the manufacturer that states them, you can submit its URL.",
   "how_to_answer": {
    "method": "POST",
    "url": "https://bedandbot.it/api/contribute",
    "content_type": "application/json",
    "body": {
     "question": "q:vaillant-vwl-35-6-a-230v-s2:cop-a7w35",
     "source_url": "https://…",
     "value": "optional, as stated in the source",
     "unit": "optional",
     "note": "optional, max 500 characters",
     "session": "optional"
    }
   },
   "what_happens": "Submissions are stored as unverified. Nothing is published until our checks find the value in the cited source. Links to new domains are reviewed by a person first."
  },
  {
   "id": "q:vaillant-vwl-35-6-a-230v-s2:max-flow-temperature",
   "question": "We have no manufacturer-stated maximum flow temperature for this unit (and the outdoor temperature down to which it is reached). If you know an official document that states it, you can submit its URL.",
   "how_to_answer": {
    "method": "POST",
    "url": "https://bedandbot.it/api/contribute",
    "content_type": "application/json",
    "body": {
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     "source_url": "https://…",
     "value": "optional, as stated in the source",
     "unit": "optional",
     "note": "optional, max 500 characters",
     "session": "optional"
    }
   },
   "what_happens": "Submissions are stored as unverified. Nothing is published until our checks find the value in the cited source. Links to new domains are reviewed by a person first."
  }
 ]
}