Technical specifications

SGS

		SGS 28	SGS 30	SGS 50	SGS 60	SGS 80	SGS 100
Gas data natural gas 2H (G20)
Input*	kW	32.1	34.5	52.6	63.2	86.6	105.5
Output	kW	30.5	32.7	48.8	59.6	81.9	99.8
Inlet pressure	mbar	20	20	20	20	20	20
Burner pressure	mbar	8.5	8.5	8.5	11.5	6.0	6.0
Gas consumption **	m3/h	3.1	3.3	5.0	6.0	8.3	10.1
Diameter injector	mm	4.90	5.10	7.00	7.10	6.30	6.80
Max. flue gas temperature	°C	70	50	75	75	50	50
Flue gas discharge	kg/h	56.8	61.1	85.4	101.4	141.9	164.3
Gas data butane gas 3+ G30
Input*	kW	30.7	32.8	50.6	59.4	-	-
Output	kW	29.8	31.8	48.1	56.9	-	-
Inlet pressure	mbar	30	30	30	30	-	-
Burner pressure	mbar	-	-	-	-	-	-
Gas consumption **	kg/h	2.2	2.4	3.7	4.3	-	-
Diameter injector	mm	2.50	2.60	3.40	3.80	-	-
Max. flue gas temperature	°C	70	50	75	75	-	-
Flue gas discharge	kg/h	60.0	62.2	86.0	101.9	-	-
Gas data propane gas 3+ G31
Input*	kW	29.0	30.9	50.3	59.1	84.8***	103.3***
Output	kW	28.1	29.8	47.7	56.9	81.9***	99.8***
Inlet pressure	mbar	37	37	37	37	30***	30***
Burner pressure	mbar	-	-	-	-	13.0***	13.0***
Gas consumption **	kg/h	2.1	2.2	3.6	4.2	6.1***	7.4***
Diameter injector	mm	2.50	2.60	3.40	3.80	4.70***	5.10***
Max. flue gas temperature	°C	70	50	75	75	50***	50***
Flue gas discharge	kg/h	54.3	56.5	85.1	101.0	142.1***	176.4***
Draw-off capacity
Storage capacity	l	217	368	368	368	460	460
Max. temperature setting	°C	80	80	80	80	80	80
Tcold = 10ºC / Tset = 65ºC
30 min ∆T=44°C	l	457	642	784	897	1139	1296
60 min ∆T=44°C	l	755	961	1261	1461	1939	2270
90 min ∆T=44°C	l	1053	1280	1738	2043	2737	3245
120 min ∆T=44°C	l	1350	1599	2215	2625	3540	4220
Continuous ∆T=44°C	l/h	595	638	954	1164	1601	1950
Heating-up time ∆T=44°C	min	22	35	23	19	17	14
30 min ∆T=50°C	l	402	565	690	773	1002	1140
60 min ∆T=50°C	l	664	846	1110	1286	1706	1998
90 min ∆T=50°C	l	926	1126	1530	1798	2411	2856
120 min ∆T=50°C	l	1188	1407	1950	2310	3115	3714
Continuous ∆T=50°C	l/h	524	562	840	1025	1409	1716
Heating-up time ∆T=50°C	min	25	39	26	22	20	16
30 min ∆T=55°C	l	366	513	627	703	911	1036
60 min ∆T=55°C	l	604	769	1009	1169	1551	1816
90 min ∆T=55°C	l	842	1024	1391	1634	2191	2596
120 min ∆T=55°C	l	1080	1279	1772	2100	2832	3376
Continuous ∆T=55°C	l/h	476	511	763	932	1281	1560
Heating-up time ∆T=55°C	min	27	43	29	24	22	18
Electrical data
Power consumption	W	275	275	275	275	600	690

Power supply	VAC/Hz				/ +10 % VAC)

General
Fan rotational speed at ignition	r.p.m.	4500	4500	4500	4500	2790	3120
Working speed fan	r.p.m.	5000	5400	6000	6660	5100	5700
Pressure differential	Pa	635/605	855/825	885/855	1085/1055	1005/975	1145/1115
Diameter of air restrictor	mm	23	23	28	29	36	38
Anodes	-	4	4	4	4	2-electric	2-electric
Maximum working pressure	bar			8
Shipping data
Empty weight	kg	177	214	214	214	480	480
Max. weight	kg	394	582	582	582	940	940
Weight incl. packaging	kg	197	234	234	234	491	491
Width packaging	mm	870	870	870	870	920	920
Height packaging	mm	1550	2080	2080	2080	2060	2060
Depth packaging	mm	950	950	950	950	1020	1020

*** 3p (G31)

value	at 15°C en 1013,25 mbar
data on gross	consumption
Gas	Gas
* **

SGS - 30, SGS - 50, SGS - 28, SGS - 60 specifications

A.O. Smith is a well-known name in the water heater industry, recognized for its commitment to innovation and quality. Among its impressive lineup of products are the SGS-50, SGS-28, SGS-60, and SGS-30 water heaters. Each model is designed with unique features and advanced technologies to meet varying customer needs.

The SGS-50 is a robust water heater designed to provide reliable performance for medium to large households. Featuring a 50-gallon tank, it is equipped with an advanced insulation system that minimizes heat loss and enhances energy efficiency. The SGS-50 is powered by high-efficiency burners that heat water quickly, ensuring you have a constant supply of hot water for showers, dishwashing, and laundry. Its durable construction includes a glass-lined tank to prevent corrosion, further extending its lifespan.

The SGS-28 is ideal for smaller households or apartments where space is at a premium. With a 28-gallon capacity, this compact water heater is still packed with features. It utilizes A.O. Smith’s patented technology for quicker recovery rates, meaning you won't have to wait long for hot water. The SGS-28 also offers excellent energy savings, making it an economical choice for budget-conscious consumers.

For larger families or high-demand settings, the SGS-60 model stands out with its 60-gallon capacity. Designed for maximum efficiency, it incorporates smart technology that automatically adjusts the heating cycle based on hot water usage patterns. This feature helps reduce energy costs without sacrificing performance. Additionally, the SGS-60 is outfitted with multiple safety features, including a temperature and pressure relief valve, ensuring a secure operation.

Lastly, the SGS-30 serves as a versatile option between the smaller SGS-28 and the larger SGS-50. Sporting a 30-gallon tank, it offers an excellent balance of size and efficiency. Like its A.O. Smith counterparts, the SGS-30 comes equipped with energy-efficient burners and enhanced insulation, providing quick heating capabilities and a reliable supply of hot water for various household needs.

In summary, A.O. Smith's SGS series of water heaters—including the SGS-50, SGS-28, SGS-60, and SGS-30—showcases a commitment to quality, efficiency, and customer satisfaction. Each model features advanced technologies tailored to specific household requirements, ensuring that A.O. Smith remains a trusted choice for hot water solutions in homes and businesses alike.

Technical specifications

Gas data natural gas 2H (G20)

Gas data butane gas 3+ G30

Gas data propane gas 3+ G31

Draw-off capacity

Tcold = 10ºC / Tset = 65ºC

General

Shipping data

SGS - 30, SGS - 50, SGS - 28, SGS - 60 specifications