DORCHESTER DR-SA 16, Инструкция по установке, наладке и обслуживанию

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1.3.2 Technical data
Device category II2H3+
Description Unit DR-SA 16 DR-SA 19
DATA G20 – 20 mbar:
Nominal output kW 18.9 20.1
Nominal load (gross) kW 24.7 26.2
Supply pressure (G20) mbar 20 20
Burner pressure (G20) mbar 12.0 7.9
Gas consumption (G20)* m 3 /h 2.4 2.5
Diameter main orifice (G20) mm 3.90 4.50
Diameter pilot orifice (G20) mm 0.56 / 0.41 0.56 / 0.41
Heating time ∆T = 45 K min 43 55
DATA G30 – 30 mbar:
Nominal output kW 18.9 20.1
Nominal load (gross) kW 24.1 25.6
Supply pressure (G30) mbar 30 30
Gas consumption (G30)* kg/h 1.8 1.9
Diameter main orifice (G30) mm 2.30 2.35
Diameter pilot orifice (G30) mm 0.23 0.23
Heating time ∆T = 45 K min 43 55
DATA G31 – 37 mbar:
Nominal output kW 17.6 19.1
Nominal load (gross) kW 22.5 24.5
Supply pressure (G31) mbar 37 37
Gas consumption (G31)* kg/h 1.6 1.8
Diameter main orifice (G31) mm 2.30 2.35
Diameter pilot orifice (G31) mm 0.23 0.23
Heating time ∆T = 45 K min 43 55
GENERAL:
Storage capacity litres 278 372
Water connections ** 1-11.5 NPT 1¼-11.5 NPT
Gas connection Rp
1
/
2
Rp
1
/
2
Drain valve ¾”-14NPT ¾”-14NPT
Anode ¾”-14NPT ¾”-14NPT
T&P-plug ¾”-14NPT ¾”-14NPT
Maximum operating pressure bar 8 8
Maximum operating pressure un-vented bar 5,5 5,5
Nominal operating pressure un-vented bar 3,5 3,5
Empty weight kg 122 149
* Gas consumption at 1013,25 mbar and 15 °C
** For a leak proof connection to an NPT thread, a coupling with threads to ISO 228/1 can be used