33 01202 662500 | sales@hamworthy-heating.com | hamworthy-heating.com Technical data 300-350kW modules Dimensions 300-350kW modules Note: All dimensions in mm unless otherwise stated. *Note: the rear clearance allows for installation of a Hamworthy pipe kit. If installing a third stack of boilers either an additional 500mm clearance would be required behind the pipe kit or the spacer spool (400mm) would need to be fitted between the second and third boiler stack. Height to top of flue terminal (A) No. of modules mm 3 2080 2 1446 Flue depth centreline (B) Models mm UF600-2 & UF900-3 381 UF700-2 & UF1050-3 450 Boiler model Units UF300-1 UF600-2 UF900-3 UF350-1 UF700-2 UF1050-3 No. of modules 1 2 3 1 2 3 Energy Building regulations Part L seasonal efficiency % gross 95.6 95.6 95.6 96.9 96.9 96.9 Boiler output 80/60°C kW 273.0 546.0 819.0 316.4 632.8 949.2 Boiler output 50/30°C kW 295.9 591.8 887.7 348.9 697.8 1046.7 Boiler input gross (maximum) kW 314.6 629.1 943.7 360.8 721.6 1082.5 Boiler input nett (maximum) kW 283.3 566.5 849.8 324.9 649.8 974.8 Boiler output 80/60°C (minimum) kW 54.6 54.6 54.6 63.3 63.3 63.3 Water Water content litres 23.4 46.8 70.2 27.0 54.0 81.0 System design flow rate @ 11°C ∆T rise l/s 6.5 13.0 19.6 7.6 15.2 22.8 Water side pressure loss @ 11°C ∆T rise mbar 807 807 807 835 835 835 System design flow rate @ 20°C ∆T rise l/s 3.6 7.2 10.8 4.2 8.4 12.6 Water side pressure loss @ 20°C ∆T rise mbar 246 246 246 255 255 255 Maximum water pressure barg 6 6 6 6 6 6 Maximum flow temperature setting °C 85 85 85 85 85 85 Minimum flow temperature setting °C 30 30 30 30 30 30 Gas Gas flow rate (maximum) m 3 /hr 30.0 60.0 89.9 34.4 68.8 103.1 Gas inlet pressure - minimum/nominal/maximum mbar 17.5 min / 20.0 nom / 25.0 max Flue Approx flue gas volume @ 72°C , 9.0% CO2 m 3 /hr 474 948 1422 543 1086 1629 Maximum flue gas temperature @ 80/60°C °C 72 72 72 72 72 72 Pressure available at flue connection Pa 100 100 80 110 70 60 mbar 1.0 1.0 0.8 1.1 0.7 0.6 NOX,pond,Hs (gross) emission (0% excess oxygen, dry air) mg/kWh 34 34 34 36 36 36 NOX Class 6 6 6 6 6 6 Misc. Electrical supply 230V ~ 50Hz 230V ~ 50Hz 230V ~ 50Hz 230V ~ 50Hz 230V ~ 50Hz 230V ~ 50Hz Approx shipping weight kg 287 551 815 310 597 884 Noise emission @1m @max modulation (per module) Max dB (A) 60.9 60.9 60.9 60.9 60.9 60.9 Minimum boiler to boiler spacing Minimum cle Flue Ø300 1 700 50 1450 2200 750 750 Flow R2-11 Return R2-11 Gas R1 1/4-11 Note: all flow, return and gas connections male 700 A Rear 1300 Minimum boiler to boiler spacing Minimum clearances Flue Ø300 400 400 1800* 700 50 1450 2200 750 750 Flow R2-11 Return R2-11 Gas R1 1/4-11 Note: all flow, return and gas connections male 700 2017 A B Flue 1128 Rear Side 1043 789 1300 Minimum boiler to boiler spacing Minimum clearances Flue Ø300 400 400 1800* 700 50 1450 2200 750 750 Flow R2-11 Return R2-11 Gas R1 1/4-11 Note: all flow, return and gas connections male 700 2017 A B Flue 1128 Rear Side 1043 789 Minimum clearances* 1300 1300 400 400 BOILERS Side Rear
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