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Heat pump water heater - NUOS FIT S2 250 FS WIFI
Heat pump water heater - NUOS FIT S2 250 FS WIFI
Heat pump water heater - NUOS FIT S2 250 FS WIFI
Heat pump water heater - NUOS FIT S2 250 FS WIFI
    Ariston

    Heat pump water heater - NUOS FIT S2 250 FS WIFI

    Monobloc floor standing heat pump water heater designed to work in unheated ambient
    rooms with integrated Wi-Fi

    – R290 refrigerant for near-zero emissions (GWP100 = 0,02).
    – A+* Energy Class and highest COP for the full offer up to 3,8.
    – Integrable with PV.
    – Versatile installation: optional outlet air canalization for minimized noise and cooling.
    – Compact size that allows installation in low ceilings (up to 2mt height).

    • NUOS FIT S2 FS 250 WIFI (250 lt capacity)
    Specifikation

      • – Nominal capacity of tank: 250 litres
        – ErP energy efficiency class in DHW mode (EN 16147): A+*
        – Tapping profile (EN 16147): XL
        – COP 3.80 (A)
        – Average power consumption 280 W
        – Average thermal power 854 W
        – Thermal dispersion 2,04 W/K
        – Max water temperature with heat pump: 62°C
        – Max. water temperature with electric heating element: 75°C
        – Mixed water at 40°C V40 (A): 346,8 l
        – Minimum air temperature for heat pump operation (wet bulb at 90% RH) (E): 7°C
        – Maximum air temperature for heat pump operation (wet bulb at 90% RH) (E): 42°C
        – Indoor sound power level (C): 49 dB(A)
        – Refrigerant fluid: R290
        – Quantity of refrigerant fluid (R290): 0.15 kg
        – Maximum water pressure: 8 bar
        – Electrical protection rating: IPX4
        – Minimum temperature in installation room: 1°C
        – Maximum local installation temperature: 42°C
        – Dimensions (H x W x D): 1800 mm x 635 mm x 635 mm
        – Weight: 85 kg
        – Gas side safety pressure switch
        – Rotary compressor and self-adaptive modulating axial fan with standard air flow of 160 m3/h for silent operation
        – High-efficiency condenser with microchannels wrapped on the outside of the tank without any contact with domestic water
        – Supplementary electric heating element (1.8 kW)
        – Anti-corrosion magnesium anode
        – Imprinted titanium current anode
        – Polyurethane foam insulation with an average thickness of 50 mm, CFC and HCFC-free
        – Compact size that allows installation in low ceilings (up to 2mt height)
        – Option to duct the outlet air
        – Can be installed in unheated ambient rooms
        – GREEN operating mode: exclusive use of the heat pump with a maximum adjustable domestic water temperature of 62°C
        – GREEN PLUS operating mode: heating performed in HP to maximize efficiency and HE activation only in extreme conditions to
        guarantee comfort.
        – iMEMORY operating mode: the domestic water temperature is set automatically by monitoring user needs over time, with automatic
        and optimised use of the heat pump and electric heating elements.
        – HC_HP operating mode with domestic water heating based on an external signal (ex: bi-hourly rate), with the use of the heat (
        available in France) pump and/or electric heating elements as needed
        NUOS FIT S2 WI-FI
        32 /
        – BOOST function for simultaneous use of heat pump and electric heating element in a single DHW heating cycle to reach the set
        temperature as soon as possible. At the end of the cycle, the operating mode returns to the previously selected one.
        – PROGRAMMING function for operation with two different DHW temperatures that can be set, with daily programming in four time
        slots and weekly programming
        – PHOTOVOLTAIC function to maximise the self-consumption of photovoltaic systems by storing thermal energy in the event of
        electricity overproduction, using the heat pump and/or electric heating elements
        – ANTI-LEGIONELLA function for thermal water sanitisation
        – NIGHT function for silent operation
        – AWAY function for turning off the machine during periods of absence for several days (active anti-freeze and anti-legionella functions)
        – User-friendly LCD digital display with 5 touch buttons: temperature display, operating mode and faults
        – Remote management and assistance* with the Ariston Net application via a standard integrated Wi-Fi gatewayith the Ariston Net application via a standard integrated Wi-Fi gateway
    Teknisk specifikation
    • Unik ref.NUOS-FIT-S2-250-FS-WIFI
    • ProduktfamilieWater Heaters
    • ProduktgruppeHeat Pump Water Heaters
    • TypeObjekt (enkelt objekt)
    • Udgivelsesdato2026-05-07
    • Udgavenummer1
    Links
    Relateret
    • Materiale primærtMetal
    • Materiale sekundærtPlast
    • Designet iItalien
    Klassifikation
    • BIMobject-kategoriVVS - Vandvarmere
    • IFC-klassifikationElektrisk varmer
    • ETIM-kodeEC000393
    • ETIM-navnHot water heat pump
    • Uniclass 2015-kodePr_60_60_96
    • Uniclass 2015-beskrivelseWater heaters
    • CSI MasterFormat 2014-kode22 33 00
    • CSI MasterFormat 2014-titelElectric Domestic Water Heaters
    • OmniClass-nummer23-31 29 00
    • OmniClass-betegnelseHot Water Heaters

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