634265N0 | Heavy Duty Gas Storage

Rheem Heavy Duty Gas water heaters have been designed to supply large quantities of hot water. The cylinder is protected by multiple anodes and a double layer of vitreous enamel.

Designed for greater protection
Adjustable thermostats
Equa-Flow® system allows for flexibility in installation

Storage Capacity	Dimensions	Installation Location
265 Litres	1835 x 610 x 710mm HxW	Outdoor

Storage Capacity	265 Litres
Dimensions	1835 x 610 x 710mm HxW
Installation Location	Outdoor

Product Specifications

Storage Capacity

265 Litres

TPR Valve Connection

RP¾

Thermostat Setting Max

82 °C

Dimensions

1835 x 610 x 710mm HxW

Thermostat Setting Min

60 °C

Expansion Control Valve (ECV) Setting

850 kPa

Installation Location

Outdoor

1st Hour Delivery

620 Litres

T&PR Setting

1000 kPa

Weight Empty Approx

132 kg

Gas Connection Size

RP¾

Gas Type

Natural

Max Water Supply Pressure with ECV

680 kPa

Inlet Connection

RP1¼

Thermal Input

110 MJ/hr

Domestic Warranty: Parts (Parts/Labour)

1 Year

Domestic Warranty: Cylinder/Tank (Labour)

5 Year

Domestic Warranty: Cylinder/Tank (Replacement)

10 Year

Non-Domestic Warranty: Parts (Parts/Labour)

1 Year

Non-Domestic Warranty: Cylinder/Tank (Labour)

1 Year

Non-Domestic Warranty: Cylinder/Tank (Replacement)

5 Year

Electrical Rating 240V 50Hz

150 Watts

Electrical Rating 240V 50Hz

0.65 Amps

Factory Thermostat Setting

70 Degrees C

Manifold - Min Centre to Centre

920 mm

Performance Data at 50°C Rise

Model	No. of Units in Parallel	Initial Storage Capacity (Litres)	Thermal Input (MJ/h)	Litres Hot Water at 50°C rise over peak period (based on natural gas)
Model	No. of Units in Parallel	Initial Storage Capacity (Litres)	Thermal Input (MJ/h)	1 hr	2hrs	3 hrs	4 hrs	6 hrs	8 hrs
620260 & 630260	1	260	51	380	570	760	950	1330	1700
	2	520	102	770	1140	1520	1900	2650	3410
	3	780	153	1150	1720	2280	2850	3980	5110
621265 & 631265	1	265	110	620	1030	1440	1850	2670	3490
	2	530	220	1240	2060	2880	3700	5340	6980
	3	795	330	1870	3100	4330	5560	8010	10470
621275 & 631275	1	275	200	970	1710	2460	3200	4690	6180
	2	550	400	1930	3420	4910	6400	9380	12370
	3	825	600	2900	5130	7370	9600	14080	18550
	4	1100	800	3860	6840	9820	12810	18770	24730
	5	1375	1000	4830	8550	12280	16010	23460	30910
	6	1650	1200	5790	10260	14740	19210	28150	37100

Performance Data at 65 °C rise

Model	No. of Units in Parallel	Initial Storage Capacity (Litres)	Thermal Input (MJ/h)	Litres Hot Water at 65°C rise over peak period (based on natural gas)
Model	No. of Units in Parallel	Initial Storage Capacity (Litres)	Thermal Input (MJ/h)	1 hr	2hrs	3 hrs	4 hrs	6 hrs	8 hrs
621265 & 631265	1	265	110	530	840	1160	1470	2100	2730
	2	530	220	1050	1690	2320	2950	4210	5470
	3	795	330	1580	2530	3470	4420	6310	8200
621275 & 631275	1	275	200	790	1370	1940	2510	3660	4810
	2	550	400	1590	2730	3880	5030	7320	9610
	3	825	600	2380	4100	5820	7540	10980	14420
	4	1100	800	3170	5470	7760	10050	14640	19230
	5	1375	1000	3970	6830	9700	12570	18300	24030
	6	1650	1200	4760	8200	11640	15080	21960	28840

Technical Gas Performance Details

		620260 & 630260		621265 & 631265			621275 & 631275
Gas Type		Natural	Propane	Natural	Propane	Butane	Natural	Propane	Butane
Thermal Input	MJ/h	51	51	110	100	95	200	190	160
Output	kW	11.0	11.0	23.8	21.7	20.6	43.3	41.2	34.7
Min Gas Supply Pressure	kPa	1.13	2.75	1.13	2.75	2.75	1.13	2.75	2.75
Test Point Pressure	kPa	1.00	2.7	0.85	2.5	2.5	0.9	2.65	2.65
Max Gas Supply Pressure	kPa	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5
Litres Recover per/hr at Rise of	20°C	480	480	1030	940	890	1870	1780	1500
	30°C	320	320	690	630	600	1250	1190	1000
	40°C	240	240	520	470	450	940	890	750
	50°C	190	190	410	380	360	750	710	600
	60°C	160	160	350	320	300	630	600	500
	65°C	150	150	320	290	280	580	550	460
	70°C	140	140	300	270	260	540	510	430
	75°C	130	130	280	250	240	500	480	400