Low temperature heat pump

Shanghai Venttech Refrigeration Equipment Co., Ltd

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Feature

Products Features

1.Low temperature high efficiency: ambient temperature -12℃, water outlet temperature 41℃, cop≥2.51; ambient temperature -20℃, water outlet temperature 41℃, cop≥2.15; Comprehensive energy efficiency is higher than coal to electricity energy conservation certification value
2.Stable and reliable: ambient temperature -25℃, water outlet temperature 60℃, Long-term stable operation;
3.Quiet operation: equipment`s operation is quiet, outdoor type unit`s noise is below 56dB(A), commercial type unit`s noise is below 65dB(A);
4.Modern techniques: double electron expansion, 3 fin temperature sensor, optional humidity sensor control defrost.
5.Patented technology: the design of high efficiency piping system for cooling and heating, full counter current design.

Technical parameter

Item Model					LTAEH-10HD	LTAEH-14HD	LTAEH-17HD
Ambient DB/WB temperature	Inlet/Outlet temperature	Capalcity		Unit
7℃/6℃	30℃/35℃	Heating capacity		kW	8.8	14.0	17.6
		Input power		kW	2.2	4.0	4.4
	36℃/41℃	Heating capacity		kW	9.0	14.2	17.8
		Input power		kW	2.5	4.1	5.0
	40℃/45℃	Heating capacity		kW	9.0	14.2	18.0
		Input power		kW	2.8	4.6	5.6
	50℃/60℃	Heating capacity		kW	9.2	14.5	18.4
		Input power		kW	3.3	6.0	6.3
-12℃/-14℃	30℃/35℃	Heating capacity		kW	5.4	8.1	11.0
		Input power		kW	2.1	3.2	4.2
	36℃/41℃	Heating capacity		kW	5.6	8.9	11.1
		Input power		kW	2.3	3.69	4.70
	40℃/45℃	Heating capacity		kW	5.5	9.0	11.2
		Input power		kW	2.9	4.4	5.8
	50℃/60℃	Heating capacity		kW	6.2	9.4	12.4
		Input power		kW	3.9	5.9	7.8
35℃/---	12℃/7℃	Cooling capacity		kW	7.1	10.2	14.2
		Input power		kW	2.6	3.7	5.2
Max input power				kW	4.1	5.8	8.2
Max running current				A	18	29	36
Compresosr				Type	Jet enthalpy increasing vortex compressor
Fan				Type	Low noise axial fan
Water heat exchanger				Type	High efficiency tank type heat exchanger
Connection size					R1〞	R1〞	R1〞
Water flow	Cooling(△5k)		m3/h		1.22	1.75	2.4
	Heating(△5k/△10k)		m3/h		1.58/0.79	2.49/1.25	2.9/1.45
Water side resistance			kPa		25	25	35
Refrigerant	Type				R22
	Filling quantity		kg		3.6	5.3	6.1
Working range			℃		-30℃-46℃
Power Supply					1N～220V 50Hz
External dimensions(LWH)			mm		1200x560x858	1000x560x1316	1100x620x1316
Noise			dB（A）		55	58	58
Net weight			kg		122	126	240

Item Model									LTAEH-28HD	LTAEH-35HD	LTAEH-45HD
Ambient dry/wet bulb temperature			Inlet/Outlet temperature		Capalcity			Unit
7℃/6℃	30℃/35℃			Heating capacity			kW		28	33.6	42
				Input power			kW		8	9.2	12
	36℃/41℃			Heating capacity			kW		28.4	34	42.6
				Input power			kW		8.2	9.8	12.3
	40℃/45℃			Heating capacity			kW		28.6	34.4	44.6
				Input power			kW		9.2	10.2	13.8
	50℃/60℃			Heating capacity			kW		29	35.2	43.5
				Input power			kW		12	13.2	18
-12℃/-14℃	30℃/35℃			Heating capacity			kW		16.2	19.6	24.3
				Input power			kW		6.4	7.8	9.6
	36℃/41℃			Heating capacity			kW		16.4	20	24.6
				Input power			kW		7.3	8.6	10.95
	40℃/45℃			Heating capacity			kW		16.6	20.4	24.9
				Input power			kW		6.1	9.4	13.2
	50℃/60℃			Heating capacity			kW		18.8	23.2	28.2
				Input power			kW		11.8	12.6	17.7
35℃/---	12℃/7℃			Cooling capacity			kW		20.2	27	30.6
				Input power			kW		7.4	9	11.1
Max input power									11.6	13.6	17.4
Max running current									58	64	87
Compresosr									Jet enthalpy increasing vortex compressor
Fan									Low noise axial fan
Water heat exchanger									High efficiency tank type heat exchanger
Connection size									R1.5〞	R2〞	R2〞
Water flow		Cooling(△5k)				m3/h			3.5	4.6	5.25
		Heating(△5k/△10k)				m3/h			5/2.5	5.8/2.9	7.47/3.75
Water side resistance						kPa			37	43	45
Refrigerant		Type							R22
		Filling quantity				kg			8	10	7+7
Working range						℃			-30℃-46℃
Power Supply									3∅～380V 50Hz
External dimensions(LWH)						mm			1510x810x962	1650x910x962	1800x910x1036
Noise						dB（A）			58	60	61
Net weight						kg			236	450	490

Application

Widely used in houses, villas, factories, schools, hotels, hospitals,beauty parlor,bath centers,TCM pharmacy,swimming pool,large shopping plaza,tobacco industry,etc..

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