Thermo Products Models from 8 kW to 24 kW : 240 Volts ( single phase ) Technical specifications

Section 1 : Technical specifications

Table 1: Boiler specifications 240 Vac (single phase) :

	Power		Nominal load in amps		Numberof elements	\
						Stages\ Thermostats	pilots
Model			elements	circulator				Wire	Fuse
				Including
			Heating					Cu	Amps
	Kw	BTU/h
				the
COMBOMAX XX-8	8	27 296	33.3	34.3	1 X 3KW	2		8	50
					1 X 5KW
COMBOMAX XX-10	10	34 120	41.6	42.6	2 X 5KW	2		6	60
COMBOMAX XX-15	15	51 180	62.5	63.5	2 X 3KW	4		3	100
					2 X 4.5KW
COMBOMAX XX-18	18	61 416	75.0	76.0	4 X 4.5KW	4		3	100
COMBOMAX XX-20	20	68 240	83.4	84.4	4 X 5KW	4		2	125
COMBOMAX XX-24	24	81 888	100.0	101.0	4 X 6KW	4		1	125

Table 2 : Boiler and connection dimensions

Model	Capacity	Utility	Boiler	Height	Diam.	Ship.
		connection	connection			weight
Combomax 23	30 Gal US	3/4 ’’ Sweat F	1’’ NPT F	49’’	18’’	265 lbs
Combomax 34	40 Gal US	3/4 ’’ Sweat F	1’’ NPT F	65’’	18’’	315 lbs
Combomax 44	52 Gal US	3/4 ’’ Sweat F	1’’ NPT F	55’’	22’’	345 lbs
Combomax 64	76 Gal US	3/4 ’’ Sweat F	1’’ NPT F	67’’	24’’	425 lbs

Table 3 : Domestic hot water production capacity in US gallons

Model		1st hour			Continuous
	110F	140F	180F		110F		140F		180F
COMBOMAX 23-8	75	44	28	47		33		24
COMBOMAX 23-10	87	52	33	59		41		29
COMBOMAX 23-15	116	73	48	88		62		44
COMBOMAX 23-18	134	85	57	106		74		53
COMBOMAX 23-20	145	93	63	117		82		59
COMBOMAX 23-24	169	110	75	141		99		71
Model		1st hour			Continuous
	110F	140F	180F		110F		140F		180F
COMBOMAX 44-8	97	53	31		47		33		24
COMBOMAX 44-10	109	61	36		59		41		29
COMBOMAX 44-15	138	82	51		88		62		44
COMBOMAX 44-18	156	94	60		106		74		53
COMBOMAX 44-20	167	102	66		117		82		59
COMBOMAX 44-24	191	119	78		141		99		71

Model		1st hour		Continuous
	110F	140F	180F	110F	140F	180F
COMBOMAX 34-8	85	48	29	47	33	24
COMBOMAX 34-10	97	56	34	59	41	29
COMBOMAX 34-15	126	77	49	88	62	44
COMBOMAX 34-18	144	89	58	106	74	53
COMBOMAX 34-20	155	97	64	117	82	59
COMBOMAX 34-24	179	114	76	141	99	71
Model		1st hour		Continuous
	110F	140F	180F	110F	140F	180F
COMBOMAX 64-8	121	63	34	47	33	24
COMBOMAX 64-10	133	71	39	59	41	29
COMBOMAX 64-15	162	92	54	88	62	44
COMBOMAX 64-18	180	104	63	106	74	53
COMBOMAX 64-20	191	112	69	117	82	59
COMBOMAX 64-24	215	129	81	141	99	71

With domestic cold water at 40°F and heating water at 180°F

Operating temperature : from 50°F to 190°F; Maximum operating pressure: 30 psi

COMBOMAXMC Electric boiler Set-up, use and care guide (revised January 2006), Page 2.