Ariston UK - Product Range Catalogue

Clas ONE Clas System ONE

Clas ONE Clas System ONE The lightweight Clas ONE comes complete with an 8 year warranty and a range of high-end features including a large backlit display, an energy saving 'Auto' function. / XtraTech stainless steel heat exchanger / High domestic hot water flow rates / 'Auto' function technology / Comfort function / High efficiency pump / 1:7 modulation / Quiet operation starting at 49dB / Lightweight unit starting at 29kg / 8 year warranty / 'A' energy rating for optimum efficiency / Large backlit display / Includes LPG conversion kit / Ariston NET compatible * 8 year warranty is available to Ariston Approved Installers only *Up To ENERGY RATING A A XtraTech stainless-steel heat exchanger PERFORMANCE CERTIFIED BY TÜV RHEINLAND GROUP The lightweight Clas System ONE comes complete with an 8 year warranty and a range of high-end features including a large backlit display, an energy saving 'Auto' function. / XtraTech stainless steel heat exchanger / 'Auto' function technology / Comfort function / High efficiency pump / 1:7 modulation / Quiet operation starting at 49dB / Lightweight unit starting at 29kg / 8 year warranty / 'A' energy rating for optimum efficiency / Large backlit display / Includes LPG conversion kit / Ariston NET compatible * 8 year warranty is available to Ariston Approved Installers only *Up To ENERGY RATING A XtraTech stainless-steel heat exchanger PERFORMANCE CERTIFIED BY TÜV RHEINLAND GROUP Technical Data 24 30 38 Technical Data 18 24 30 180 25 Efficiency 180 25 Efficiency 745 Energy rating - heating/DHW Energy rating data - seasonal space heating efficiency Energy rating data - water heating efficiency Energy rating data - noise level Energy rating data - tapping profile SEDBUK rating SAP efficiency 2005 SAP efficiency 2009/2012 Rating % % dB - Band % % A/A 94 83 49 XL A 90 89.4 A/A 94 82 51 XL A 90.2 89.4 A/A 94 85 52 XXL A 90 89.4 745 Energy rating rating - heating/DHW Energy rating data - seasonal space heating efficiency Energy rating data - water heating efficiency Energy rating data - noise level Energy rating data - tapping profile SEDBUK rating SAP efficiency 2005 SAP efficiency 2009/2012 Rating % % dB - Band % % A 94 - 51 - A 90.2 89.4 A 94 - 49 - A 90.1 89.5 A 94 - 51 - A 90.3 89.5 150 315 (Mod. 24) 385 (Mod. 30/38) Power & Performance DHW flow rate ∆T @ 35ºC Heat output max (CH) Heat output max (DHW) Min/Max heating temperature (high temp. range) Min/Max heating temperature (low temp. range) DHW temperature min/max l/min kW kW °C °C °C 10.4 22 26 35/82 20/45 36/60 12.5 28 30 35/82 20/45 36/60 15.5 31 38 35/82 20/45 36/60 150 315 (Mod. 18/24) 385 (Mod. 30) Power & Performance DHW flow rate ∆T @ 35ºC Heat output max (CH) Heat output max (DHW) Min/Max heating temperature (high temp. range) Min/Max heating temperature (low temp. range) DHW temperature min/max l/min kW kW °C °C °C - 18 - 35/82 20/45 - - 22 - 35/82 20/45 - - 28 - 35/82 20/45 - KEY A \ Central heating flow B \ Domestic hot water outlet C \ Gas inlet D \ Domestic hot water inlet E \ Central heating return *Distance from back of boiler to front of clock Characteristics Minimum ambient temperature DHW minimum flow rate DHW pressure - min/max Built-in expansion vessel capacity Servicing clearances - top/front/bottom Servicing clearances - left/right Weight NOx Electrical Data Electrical supply Protection grade of electrical system °C l/min bar I mm mm kg mg/kWh V/Hz IP 5 2 0.2/7.0 8 300/450/250 50/50 29.7 53 230/50 X5D 5 2 0.2/7.0 8 300/450/250 50/50 32.3 51 230/50 X5D 5 2 0.2/7.0 8 300/450/250 50/50 33.4 55 230/50 X5D KEY A \ Central heating flow C \ Gas inlet D \ Domestic cold water inlet E \ Central heating return *Distance from back of boiler to front of clock Characteristics Minimum ambient temperature DHW minimum flow rate DHW pressure - min/max Built-in expansion vessel capacity Servicing clearances - top/front/bottom Servicing clearances - left/right Weight NOx Electrical Data Electrical supply Protection grade of electrical system °C l/min bar I mm mm kg mg/kWh V/Hz IP 5 - - 8 300/450/250 5/5 28.5 57 230/50 X5D 5 - - 8 300/450/250 5/5 28.5 53 230/50 X5D 5 - - 8 300/450/250 5/5 31.1 51 230/50 X5D Product Codes 3301043 3301044 3301045 Product Codes 3301046 3301047 3301048 | 26 | 27