Melbury He

Hamworthy MHE530 530kW Melbury HE

Units MHE530
Energy
Building Regulations seasonal efficiency (%) gross 84.99
Boiler output at 80/60°C kW 530
Boiler output at 80/60°C Btu/h x 1000 1808
Boiler input (gross) – max kW 645
Boiler input (gross) – max Btu/h x 1000 2201
Boiler input (nett) – max kW 581
Boiler input (nett) – max Btu/h x 1000 1983
Boiler output at 80/60°C for natural gas – min kW 95
Boiler output at 80/60°C for natural gas – min Btu/h x 1000 324
Boiler output at 80/60°C for oil – min kW 211
Boiler output at 80/60°C for oil – min Btu/h x 1000 720
Water
Water content litres 530
System design flow rate at 20°C ΔT rise l/s 6.34
Waterside pressure loss at 20°C ΔT rise mbar 11
System design flow rate at 10°C ΔT rise l/s 12.68
Waterside pressure loss at 10°C ΔT rise mbar 42
Water flow rate – min l/s No min flow rate
Water pressure – max barg 6
Water pressure – min barg 0.55
Water flow temperature – max °C 90
Water flow temperature – min °C 70°C Nat Gas / 60°C Oil
Water return temperature – max °C 60°C Nat Gas / 50°C Oil
Fuel
Flow rate for natural gas – max m3/h 61.5
Inlet pressure for natural gas – Nominal* mbar 20
Inlet pressure for natural gas – max mbar 50
Input rate for oil (35 Sec) l/h 61.0
Flue
Flue gas volume at 15°C, 9% CO2, N.T.P – Approx. m3/h 737.9
Flue gas temperature at 80/60°C °C 209
Combustion chamber resistance mbar 5.97
Connections
Water flow connection PN6 DN100
Water return connection PN6 DN100
Gas inlet connection Rc2″
Safety valve connection PN16 n/a
Drain connection R1 1/4″
Flue diameter (O/D) – Nominal mm 200
Flue hood drain connection R3/4″
Electrical supply for boiler 230V 1Ph 50Hz
Electrical supply for burner 400V 3Ph 50Hz
Shipping weight (excluding burner) – Approx. kg 1130