DC Inverter Ground Source Heat Pump Manufacturer

• Certification: ISO9001
• Working Medium: Freon
• Heat Source Type: Air Source Heat Pump
• Type: Air Source, Water Source, Ground Source
• Function: Heating Water
• Ambient Temp. Range: -15degree+43degree
• Model NO.: SFXKR-017II
• Compressor: Scroll Type
• Transport Package: Wooden Box
• Specification: See parameters
• Trademark: Venttech
• Origin: Shanghai
• HS Code: 8418612090
• Production Capacity: 50000PCS/Year

Product Description

Heat pump Details Images
Commercial water heater heat pump series

MODEL		KFXR-010UI	KFXR-018UII	KFXR-023UII	KFXR-036UII	KFXR-045UII	KFXR-070UII	KFXR-090UII
Heating mode		Circulating
Ambient temp. range	ºC	-15~+43ºC
Rated heating capacity	KW	10	18	23	36	45	70	90
COP	W/W	4.17	4.3	4	4.2	4.2	4.1	4.1
Rated power input	KW	2.4	4.2	5.75	8.57	10.7	17	21.9
Max. running current	A	17	14	16	24.8	30	45	58
Power supply	/	220V 1N~50Hz	380v 3N~50Hz
IP code	/	IPX4
Safety function	/	High and low pressure protection, Overload protection, Temperature protection Power phase sequence protection, etc.
Refrigerant type/weight	-/kg	R407c/1.4	R407c/2.7	R407c/2.5	R407c/2.0*2	R407c/2.5*2	R407c/7.5*2	R407c/8.5*2
Compressor QTY	PCS	1	1	1	2	2	2	2
Compressor type	/	Scroll
Max. temp. outlet water	ºC	60
Water side heat exchanger type	/	Casing/high efficiency tank		High efficiency tank	Casing		High efficiency tank
Air side heat exchanger type	/	Finned heat exchanger
Circulating waterpipe nozzle	inch	G3/4'' Internal thread	G1'' Internal thread	G1.2'' Internal thread	G1.5'' Internal thread	G1.5'' Internal thread	DN100	DN100
Outlet nozzle	inch	G3/4'' Internal thread	G1'' Internal thread	G1.2'' Internal thread	G1.5'' Internal thread	G1.5'' Internal thread	DN100	DN100
Circulating water flow	inch	1.72	3.1	3.95	6.2	7.74	12.04	15.48
Air out type	/	Top discharge
Fan motor QTY	PCS	1	1	1	2	2	2	2
Noise	dB/(A)	56	56	57	59	65	69	72
Machine dimension (W×D×H)	mm	750×690×870	750×690×1070	830×793×1084	1500×690×1070	1500×690×1270	2100×1100×2000	2100×1100×2000
Packing dimension (W×D×H)	mm	800×740×1000	800×740×1200	900×930×1200	1550×740×1200	1550×740×1400	2140×1200×2040	2140×1200×2040
Net weight	kg	110	130	150	290	350	700	800
Gross weight	kg	130	150	170	330	390	750	860

Remarks:
1. Test conditions: (DB/WB) 20°C/15°C, inlet water temperature 15°C, outlet water temperature 55°C.
2. Due to product improvement, above datas are subject to change without prior notice, please take the rating plate as standard.

Geothermal water to water heat pump series

Model				SFXKR-017II	SFXKR-032II	SFXK-015II	SFXK-040II
Ambient temp. range			ºC	-5~+25	-5~+25	-5~+25	-5~+25
Power Supply			/	380V 3N~50Hz
Electric shock proof grade			/	Class I	Class I	Class I	Class I
Protection grade			/	IPX4	IPX4	IPX4	IPX4
Floor heating capacity/COP			KW/-	17/4.8	32/4.8	15/4.8	40/4.8
Rated heating capacity/COP			KW/-	16/4.1	31/4.1	13.7/4.1	36.5/4.1
Rated cooling capacity/COP			KW/-	15/5	28.5/5	13.0/5	34/5
Domestic Water heating capacity/COP			KW/-	16.5/4.4	28.5/4.4	/	/
Floor heating input power.			KW	3.5	6.7	3.13	8.3
Rated heating input power			KW	3.9	7.6	3.74	8.9
Rated cooling input power			KW	3	5.7	2.6	6.8
Domestic water heating power			KW	3.8	6.5	/	/
Max. working current			A	11.8	23	10	28
Refrigerant/weight			-/kg	R410a/2.5	R410a/2.5×2	R410a/2.5	R410a/4.0×2
Compressor	Type		/	Scroll	Scroll	Scroll	Scroll
	Quantity		PCS	1	2	1	2
Water yield			L/h	1400	2600	1200	3200
Dimension (W×D×H)			mm	745×650×960	1400×750×960	745×650×960	1400×750×960
Packing dimension(W×D×H)			mm	805×700×1020	1460×810×1020	805×700×1020	1460×810×1020
Heat exchanger	Heat source side	Type	/	Plate heat exchanger or Tube in shell heat exchanger
		Max/low outlet temperature	ºC	+25~-5 (Antifreeze solution with 25% ethylene glycol)
		Water inlet size	inch	G1''A internal thread	G1 1/2'' internal thread	G1 internal thread	DN40
		Water flow volume	m³/h	1.4	2.6	1.2	3.2
		Water pressure loss(Max.)	kPa	≤25	≤30	≤30	≤30
	Use side	Type	/	plate heat exchanger or Tube in shell heat exchanger
		Maximum/low outlet temperature	ºC	58/5	58/5	58/5	58/5
		Nozzle size	inch	G1''A internal thread	G1 1/2'' internal thread	G1	DN40
	Domestic water side	Type	/	High-efficiency tank heat exchanger
		Maximum/low outlet temperature	ºC	60	60	60	60
		Rate Flow	m³/h	2.84	4.9	2.4	6.5
		Nozzle size	inch	G1'' internal thread	G1 1/2'' internal thread	G1'' internal thread	G1 1/2'' internal thread

a: Floor heating condition:Heat source side inlet temperature 0 ºC and use side inlet water temperature 30 ºC;
b: Rated heating condition:Heat source side inlet temperature 0 ºC and use side inlet water temperature 30ºC;
c: Rated cooling condition:Heat source side inletwater temperature is 25ºC and outlet water temperature is 30ºC; use side inlet water temperature is 12ºC and outlet water temperature is 7ºC.
*Due to product improvement, above datas are subject to change without prior notice, please take the nameplate as standard. 

Product Testing