20-60kW Fully Premixed Condensing Gas Heating Hot Water Boiler

Multifunctional, heating and water heating

Condensing gas boiler technical parameters
Product Name	Condensed gas boiler

Product model	Aluminum heat exchanger			Stainless steel heat exchanger

	20kW	24kW	28kW	20kW	24kW	28kW	32kW	36kW	60kW

Maximum input power kW	20	24	28	20	24	28	32	36	60
Minimum input power kW	4.5	4.8	5.6	4.5	4.8	5.6	6.4	7.2	10

Power regulation ratio	1:4.5	1:5	1:5	1:4.5	1:5	1:5	1:5	1:5	1:6

Maximum input power(80/60) kW	19.5	23.4	27.2	19.5	23.3	27.3	31.2	35.5	58.4

Minimum input power(80/60) kW	4.4	4.7	5.5	4.4	4.7	5.5	6.3	7.1	9.7

Maximum input power (50/30) kW	20.8	24.7	29.1	20.7	24.8	28.9	33.2	38.7	63.4

Minimum input power(50/30) kW	4.6	5	5.8	4.6	5	5.8	6.6	7.7	10.6

Rated power thermal eficiency(80/60) %	97.5	97.6	97.3	97.5	97.2	97.5	97.5	98.6	97.3

Maximum thermal eficiency(50/30) %	103.8	103	103.7	103.5	103.5	103.2	103.6	107.4	105.6
30%load thermal efficiency %	107.1	106.9	106	107.2	107.1	107	107.2	107.9	107.9

Maximum gas consumption(12T) m³/h	2.12	2.54	2.97	2.12	2.54	2.97	3.39	3.81	6.36

Heating temperature adjustment range ℃	30-85	30-85	30-85	30-85	30-85	30-85	30-85	30-85	30-85
Power Supply ~V/Hz	220/50	220/50	220/50	220/50	220/50	220/50	220/50	220/50	220/50

Electrical power W	110	110	125	110	110	125	145	145

Protection level IP	IPX4	IPX4	IPX4	IPX4	IPX4	IPX4	IPX4	IPX4	IPX4

Pipe diameter mm	100*60	100*60	100*60	100*60	100*60	100*60	100*60	100*60	100*60

Maximum length of smoke pipe m	3.5	3.5	3.5	3.5	3.5	3.5	4	4	5

CO emissions ppm	95	100	103	101	135	120	130	150	165

Nox emissions ppm	12	14	14	13	15	14	13	16	11