All-Premixed Condensing Gas Heating Hot Water Modular Boiler

Product Details:

Parameters	Unit	MQT-300	MQT-350	MQT-450	MQT-500	MQT-600	MQT-700
Rated thermal load	kW/Kcal/h	300/258000	350/301000	450/387000	500/430000	600/516000	700/602000
Thermal efficiency	%	≤108	≤108	≤108	≤108	≤108	≤108
Energy efficiency rating	level	Level 1	Level 1	Level 1	Level 1	Level 1	Level 1
Heat input adjustment range	kW	90-300	105-350	135-450	150-500	180-600	210-700
Applicable gas source	/	Multiple gas sources	Multiple gas sources	Multiple gas sources	Multiple gas sources	Multiple gas sources	Multiple gas sources
Natural Gas Consumption (12T)	Nm³/h	30	35	45	50	60	70
Natural gas rated pressure	Pa	2000-3500	2000-3500	2000-3500	2000-3500	2000-3500	2000-3500
Temperature adjustment range	°C	30-80	30-80	30-80	30-80	30-80	30-80
Hot water supply capacity (ΔT=25℃)	L/h	10500	12250	15750	17500	21000	24500
Hot water supply capacity (ΔT = 35°C)	L/h	7500	8750	11250	12500	15000	17500
Hot water supply capacity (ΔT=50℃)	L/h	5250	6125	7875	8750	10500	12250
Reference Heating Area	square meter	1600-4000	2000-4700	3000-6300	3200-6800	4000-8200	4600-9600
Suitable water pressure	Mpa	0.05-0.7	0.05-0.7	0.05-0.7	0.05-0.7	0.05-0.7	0.05-0.7
Maximum water flow rate	m³/h	9	10.8	13.5	15	18	21
CO emissions	PPM	≤100	≤100	≤100	≤100	≤100	≤100
NOx emissions	mg/kw.h	<30	<30	<30	<30	<30	<30
Power supply	V/Hz	AC220/50	AC220/50	AC220/50	AC220/50	AC220/50	AC220/50
Electrical power	W	620	650	950	950	1250	1280
Noise	dB	≤50	≤50	≤50	≤50	≤50	≤50
Enclosure Protection Rating	IP	X2	X2	X2	X2	X2	X2
Flue connection size	phi	165mm	165mm	250mm	250mm	250mm	250mm
Gas connection size	DN/G	40(G1.5')	40(G1.5')	50(G2')	50(G2')	50(G2')	50(G2')
Water pipe connection size	DN/G	50(G2')	50(G2')	65(G2.5')	65(G2.5')	65(G2.5')	65(G2.5')
Weight	KG	170	175	240	250	320	350
Product Dimensions (W × L × H)	mm	800×1000×1600	800×1000×1600	800×1480×1600	800×1480×1600	800×1480×1600	800×1480×1600

Parameters	Unit	MQX-300	MQX-350	MQX-450	MQX-500	MQX-600	MQX-700
Rated thermal load	kW/Kcal/h	300/258000	350/301000	450/387000	500/430000	600/516000	700/602000
Thermal efficiency	%	≤106	≤106	≤106	≤106	≤106	≤106
Energy efficiency rating	level	Level 1	Level 1	Level 1	Level 1	Level 1	Level 1
Heat input adjustment range	kW	105-300	122.5-350	158-450	175-500	210-600	245-700
Applicable gas source	/	Natural gas 12T	Natural gas 12T	Natural gas 12T	Natural gas 12T	Natural gas 12T	Natural gas 12T
Natural Gas Consumption (12T)	Nm³/h	30	35	45	50	60	70
Natural gas rated pressure	Pa	2000-3500	2000-3500	2000-3500	2000-3500	2000-3500	2000-3500
Temperature adjustment range	°C	30-80	30-80	30-80	30-80	30-80	30-80
Hot water supply capacity (ΔT=25℃)	L/h	10500	12250	15750	17500	21000	24500
Hot water supply capacity (ΔT = 35°C)	L/h	7500	8750	11250	12500	15000	17500
Hot water supply capacity (ΔT=50℃)	L/h	5250	6125	7875	8750	10500	12250
Reference Heating Area	square meter	1600-4000	2000-4700	3000-6300	3200-6800	4000-8200	4600-9600
Suitable water pressure	Mpa	0.05-0.7	0.05-0.7	0.05-0.7	0.05-0.7	0.05-0.7	0.05-0.7
Maximum water flow rate	m³/h	9	10.8	13.5	15	18	21
CO emissions	PPM	≤100	≤100	≤100	≤100	≤100	≤100
NOx emissions	mg/kw.h	<30	<30	<30	<30	<30	<30
Power supply	V/Hz	AC220/50	AC220/50	AC220/50	AC220/50	AC220/50	AC220/50
Electrical power	W	620	650	950	950	1250	1280
Noise	dB	≤50	≤50	≤50	≤50	≤50	≤50
Enclosure Protection Rating	IP	X2	X2	X2	X2	X2	X2
Flue connection size	phi	165mm	165mm	250mm	250mm	250mm	250mm
Gas connection size	DN/G	40(G1.5')	40(G1.5')	50(G2')	50(G2')	50(G2')	50(G2')
Water pipe connection size	DN/G	50(G2')	50(G2')	65(G2.5')	65(G2.5')	65(G2.5')	65(G2.5')
Weight	KG	170	175	240	250	320	350
Product Dimensions (W × L × H)	mm	800×1000×1600	800×1000×1600	800×1480×1600	800×1480×1600	800×1480×1600	800×1480×1600