{
 "schema_version": 0,
 "id": "bb:product:viessmann-vitocal-250-a-pro-awo-ac-af251-a40",
 "url": "https://bedandbot.it/p/viessmann-vitocal-250-a-pro-awo-ac-af251-a40/",
 "json": "https://bedandbot.it/p/viessmann-vitocal-250-a-pro-awo-ac-af251-a40.json",
 "manufacturer": "Viessmann",
 "model_family": "Vitocal 250-A",
 "model_code": "Vitocal 250-A PRO AWO-AC-AF251.A40",
 "unit_type": "air-to-water monobloc",
 "refrigerant": "R290",
 "power_supply": "3x400V 50Hz",
 "values": [
  {
   "id": "bb:value:6266",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 191.0,
   "unit": "%",
   "conditions": {
    "application_c": 35,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "η s 191 % 151 %",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6256",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 161.0,
   "unit": "%",
   "conditions": {
    "application_c": 35,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "η s 161 % 132 %",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6246",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 267.0,
   "unit": "%",
   "conditions": {
    "application_c": 35,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "η s 267 % 197 %",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6267",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 151.0,
   "unit": "%",
   "conditions": {
    "application_c": 55,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "η s 191 % 151 %",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6257",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 132.0,
   "unit": "%",
   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "η s 161 % 132 %",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6247",
   "property": "eta_s",
   "label": "Seasonal space heating energy efficiency (ηs)",
   "value": 197.0,
   "unit": "%",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "η s 267 % 197 %",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6268",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 24.8,
   "unit": "kW",
   "conditions": {
    "application_c": 35,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Prated 24.80 kW 25.60 kW",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6258",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 26.8,
   "unit": "kW",
   "conditions": {
    "application_c": 35,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Prated 26.80 kW 27.40 kW",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6248",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 27.4,
   "unit": "kW",
   "conditions": {
    "application_c": 35,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Prated 27.40 kW 28.10 kW",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6269",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 25.6,
   "unit": "kW",
   "conditions": {
    "application_c": 55,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Prated 24.80 kW 25.60 kW",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6259",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 27.4,
   "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=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Prated 26.80 kW 27.40 kW",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6249",
   "property": "prated",
   "label": "Rated heat output (Prated)",
   "value": 28.1,
   "unit": "kW",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Prated 27.40 kW 28.10 kW",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6276",
   "property": "refrigerant_charge",
   "label": "Refrigerant charge",
   "value": 3.3,
   "unit": "kg",
   "conditions": {},
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Mass of Refrigerant 3,300 kg",
    "location": "subtype Vitocal 250-A PRO, general data"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6270",
   "property": "scop",
   "label": "SCOP",
   "value": 4.85,
   "unit": "-",
   "conditions": {
    "application_c": 35,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "SCOP 4.85 3.85",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6260",
   "property": "scop",
   "label": "SCOP",
   "value": 4.1,
   "unit": "-",
   "conditions": {
    "application_c": 35,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "SCOP 4.10 3.37",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6250",
   "property": "scop",
   "label": "SCOP",
   "value": 6.74,
   "unit": "-",
   "conditions": {
    "application_c": 35,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "SCOP 6.74 5.01",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6271",
   "property": "scop",
   "label": "SCOP",
   "value": 3.85,
   "unit": "-",
   "conditions": {
    "application_c": 55,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "SCOP 4.85 3.85",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6261",
   "property": "scop",
   "label": "SCOP",
   "value": 3.37,
   "unit": "-",
   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "SCOP 4.10 3.37",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6251",
   "property": "scop",
   "label": "SCOP",
   "value": 5.01,
   "unit": "-",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "SCOP 6.74 5.01",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6272",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "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=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Tbiv -10 °C -10 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6262",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "value": -15.0,
   "unit": "°C",
   "conditions": {
    "application_c": 35,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Tbiv -15 °C -15 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6252",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "value": 2.0,
   "unit": "°C",
   "conditions": {
    "application_c": 35,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Tbiv 2 °C 2 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6273",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "value": -10.0,
   "unit": "°C",
   "conditions": {
    "application_c": 55,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Tbiv -10 °C -10 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6263",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "value": -15.0,
   "unit": "°C",
   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Tbiv -15 °C -15 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6253",
   "property": "tbiv",
   "label": "Bivalent temperature (Tbiv)",
   "value": 2.0,
   "unit": "°C",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "Tbiv 2 °C 2 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6274",
   "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=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "TOL -10 °C -10 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6264",
   "property": "tol",
   "label": "Operation limit temperature (TOL)",
   "value": -22.0,
   "unit": "°C",
   "conditions": {
    "application_c": 35,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "TOL -22 °C -22 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6254",
   "property": "tol",
   "label": "Operation limit temperature (TOL)",
   "value": 2.0,
   "unit": "°C",
   "conditions": {
    "application_c": 35,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "TOL 2 °C 2 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 35 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6275",
   "property": "tol",
   "label": "Operation limit temperature (TOL)",
   "value": -10.0,
   "unit": "°C",
   "conditions": {
    "application_c": 55,
    "climate": "average"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "TOL -10 °C -10 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, average climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6265",
   "property": "tol",
   "label": "Operation limit temperature (TOL)",
   "value": -22.0,
   "unit": "°C",
   "conditions": {
    "application_c": 55,
    "climate": "colder"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "TOL -22 °C -22 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, colder climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  },
  {
   "id": "bb:value:6255",
   "property": "tol",
   "label": "Operation limit temperature (TOL)",
   "value": 2.0,
   "unit": "°C",
   "conditions": {
    "application_c": 55,
    "climate": "warmer"
   },
   "source": {
    "publisher": "HP Keymark",
    "url": "https://www.heatpumpkeymark.com/en/?type=109126&tx_pskeymark_frontend%5Bsubtype%5D=5921&tx_pskeymark_frontend%5Baction%5D=showSubtype&tx_pskeymark_frontend%5Bcontroller%5D=Frontend&cHash=2448dff97089116788133b29db217f4a",
    "reference": "011-1W0833",
    "document_date": "2024-07-16",
    "retrieved": "2026-10-03T19:42:59+00:00",
    "quote": "TOL 2 °C 2 °C",
    "location": "model Vitocal 250-A PRO AWO-AC-AF251.A40, warmer climate, EN 14825, 55 °C column"
   },
   "last_verified": "2026-10-03T19:45:37+00:00"
  }
 ],
 "conflicts": [],
 "open_questions": [
  {
   "id": "q:viessmann-vitocal-250-a-pro-awo-ac-af251-a40: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:viessmann-vitocal-250-a-pro-awo-ac-af251-a40: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:viessmann-vitocal-250-a-pro-awo-ac-af251-a40: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": {
     "question": "q:viessmann-vitocal-250-a-pro-awo-ac-af251-a40:max-flow-temperature",
     "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."
  }
 ]
}