29 01202 662500 | sales@hamworthy-heating.com | hamworthy-heating.com 1286 1177 Condensate drain 32 dia. 460 min 460 min* 139 865 680 recommended 534 Return connection R2" male Gas connection R1" male Flow connection R2" male 150mm clearance 460 recommended Technical data Dimensions Note: All dimensions in mm unless otherwise stated. * Rear clearance required when using Hamworthy pipe kits. * If higher flow temperatures are required (up to 85°C maximum) please contact Hamworthy. Purewell Variheat mk2 boiler models Units PV70c PV95c PV110c PV140c PV180c Energy Building regulations - seasonal efficiency (%) gross 95.3 95.6 95.8 95.7 94.6 ErP efficiency rating (modules ≤ 70kW only) A N/A N/A N/A N/A Boiler output (non-condensing) mean 70°C - maximum kW 63.5 86.3 99.8 134.4 172.8 Boiler output (non-condensing) mean 70°C - minimum kW 21.2 28.8 33.3 44.8 50.3 Boiler output (condensing) mean 40°C - maximum kW 70 95 110 140 180 Boiler output (condensing) mean 40°C - minimum kW 23.3 31.67 36.37 46.67 53.0 Gross boiler input - maximum kW 72.2 98.4 115 151.3 194.6 Gross boiler input - minimum kW 24.1 26.7 38.3 50.4 56.6 Net boiler input - maximum kW 65 88.6 103.5 136.3 175.2 Net boiler input - minimum kW 21.7 29.6 34.5 45.4 51.0 Water System design flow rate @ 20°C ∆T rise l/s 0.8 1.1 1.3 1.7 2.1 Water side pressure loss @ 20°C ∆T rise mbar 32 52 72 134 221 System design flow rate @ 11°C ∆T rise l/s 1.5 2.1 2.4 3 3.9 Water side pressure loss @ 11°C ∆T rise mbar 96 176 244 442 731 Maximum water pressure bar g 6 6 6 6 6 Gas Gas flow rate natural gas (G20) - maximum m3/hr 6.9 9.4 10.9 14.4 18.5 Maximum gas inlet pressure natural gas (G20) mbar 25 25 25 25 25 Flue Flue Gas Flow Rate@ 15°C, 9.5% CO2 m3/hr 86 117 137 180 232 Approx. flue gas temperature @ 80/60 (50/30)°C °C 60 (40) 60 (40) 65 (45) 70 (50) 75 (50) Pressure at boiler flue spigot @full load Pa 100 100 100 100 100 Dry NOx emission (0% excess oxygen, dry air free) European Class 6 mg/kWh 21.3 31.1 39.1 32 37.8 Nominal flue diameter (I/D) mm 150 150 150 150 150 Electrics Electrical supply 230 V 1Ph 50Hz Power consumption @maximum W 94 94 94 207 207 IEC power outlet power consumption @ maximum W 460 460 460 460 460 Start current and run current Amp 0.54 0.54 0.54 0.6 0.6 Misc. Approx shipping weight kg 195 195 195 250 250 Noise emission @1m and @maximum boiler modulation Max dB (A) 53 53 53 65 65 Front Back Side BOILERS
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