46NAT GAS / LPG MODEL 30 50 72 95 120 145HEATOUTPUTkWBtu29.4100,00049.0167,00072.0246,00096.0328,000120.0409,000144.0491,000HEATINPUT (Nett )kWBtu32.0109,18053.3181,70078.8268,900105.2359,000130.4445,000156.5534,000EFFICIENCY % Nett 92.0 92.0 91.4 91.2 91.5 91.5EFFICIENCY % Gross 82.8 82.8 82.3 82.1 82.4 82.4HEATOUTPUT Low FirekWBtu14.248,40023.680,80034.9119,10046.6158,90057.7197,00069.3236,500HEATINPUT (Nett ) Low FirekWBtu16.054,60026.791,20039.4134,50052.6179,50065.2222,50078.3267,200GAS CONNECTION BSP/Rc 1/2” 1/2” 3/4” 3/4” 3/4” 3/4”MIN INLETPRESS NAT GASmbarIns WG17.57.017.57.017.57.017.57.017.57.017.57.0BURNERPRESSURE NAT GASmbarIns WG8.33.38.33.36.82.77.02.89.23.79.23.7BURNER PRESSURE NATGAS HI LOHi mbarLo mbar8.33.38.33.36.82.57.02.69.23.89.23.8MAIN INJECTORNATURAL GASmmNo Off2.262.2103.093.0123.4103.412NAT GASCONSUMPTIONft3/hrm 3/hr1193.381995.632948.3339311.1249013.8758716.63MIN INLETPRESS LPGmbarIns WG37.014.837.014.837.014.837.014.837.014.837.014.8BURNERPRESSURE LPGmbarIns WG29.211.6829.211.6828.711.528.711.525.510.225.510.2LPG PROPANECONSUMPTIONm 3/hrKg/h1.302.412.164.003.215.944.287.925.349.886.4111.86MAIN INJECTORPROPANEmmNo Off1.361.3101.691.6122.0102.012TEMPERATURERISEºCºF305437673970346132583258AIRFLOWft3/minm 3/sec16950.8022251.0531791.5048742.3064633.0577563.66CENTRIFUGAL FAN STATICPRESSUREPaIns WG800.321100.441000.401300.501500.601500.60SOUND LEVEL @ 3m Dba 63 64 72 74 74 76FLUE DIAMETER mm 100 100 130 130 130 130COMBUSTION AIR DIA mm 100 100 130 130 130 130SUPPLY VOLTAGE Standard 230/1/50 230/1/50 230/1/50 415/3/50 415/3/50 415/3/50ELECTRICAL POWER Amps 3.2 3.2 7.2 3.6 5.2 6.5INTERNAL FUSE RATING Amps 10 10 10 6 6 6POWER ABSORPTION kW 0.4 0.4 1.2 1.6 2.3 3.1FUSED ISOLATOR SIZE Amps 16 16 20 16 16 25GROSS FLUE TEMP ºC 145 150 150 150 160 160Nett WEIGHT Kgs 192 202 330 380 440 460AIR PRESS SWITCH mbar 1.03 1.03 1.65 1.65 1.65 1.65FLUERESISTANCEmin mbarmax mbar-0.1+0.2-0.1+0.2-0.1+0.2-0.1+0.2-0.1+0.2-0.1+0.27.2 Technical Data—Heater Specifications