Vacuum type Hot Water Heaters

Type	CH-N25	CH-N30	CH-N40	CH-N50	CH-N65	CH-N80	CH-N100	CH-N160
Boiler Drum Output [kW]	291	349	465	581	756	930	1163	1860
Maximum Allowable Working Pressure [kPa]	490
Heat Exchanger Material/Type	Stainless steel / U-Tube Type (Flange Mounting Structure)
Heating Surface Area [m²]	7.9	7.9	9.9	9.9	17.5	17.5	23.1	29.4
Thermal Efficiency %	90	89	90	89	90	89	90	90
Fuel Consumption Kerosene [L/h]	33.4	40.6	53.4	67.5	86.9	108.1	133.7	213.8
Fuel Consumption Oil [L/h]	32.1	38.9	51.2	64.8	83.3	103.6	128.2	205.0
Fuel Consumption Gas [m³N/h]	28.7	34.8	45.8	57.9	74.5	92.7	114.6	183.3
Weight at Operation [kg]	1600	1600	2050	2050	2950	2950	3850	5400

Fuel

The property of fuel is as follows

Kerosene

Lower Heating Value 43.5 [MJ/kg]　Specific Gravity 0.8

Oil

Lower Heating Value 42.7 [MJ/kg]　Specific Gravity 0.85

Gas

Lower Heating Value 40.6 [MJ/m³N] (under the gas pressure 2 [kPa])