CLAS ONE R The quiet and compact CLAS ONE R comes with an 'A' ErP rating for optimum efficiency and is a great replacement in an open vented system. ENERGY RATING A / XTRATECH Stainless steel heat exchanger / 'Auto' function technology / Easy to use and install / Compact and quiet / 8 Year Warranty / ‘A’ ErP rated for optimum energy efficiency / Two temperature zone capability / Auto-diagnostic system / Anti-frost device / Range of wired and wireless controls available XtraTech stainless-steel heat exchanger PERFORMANCE CERTIFIED BY TÜV RHEINLAND GROUP SUPER SILENT EASY TO USE ITALIAN DESIGN SYSTEM MANAGEMENT AUTO FUNCTION EASY INSTALLATION EASY MAINTENANCE TECHNICAL DATA 24 CLAS ONE R 24 kW 595 200 200 120 120 122 52 25 Efficiency ERP rating - heating/DHW ERP data - seasonal space heating efficiency ERP data - noise level SEDBUK rating SAP efficiency 2005 SAP efficiency 2009/2012 Rating % dB Band % % A 94 50 A 90.1 89.5 664 Power & Performance Heat output max (CH) Min/Max heating temperature (high temp. range) Min/Max heating temperature (low temp. range) kW °C °C 21 35/82 20/45 135 161 Characteristics CLAS ONE R Minimum ambient temperature Servicing clearances - top/front/bottom Servicing clearances - left/right Weight NOx °C mm mm kg mg/kWh 5 250/450/300 5/5 23 53 Electrical Data Electrical supply Protection grade of electrical system V/Hz IP 230/50 X5D Product Codes 3301466 38
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