Specifications

Ground Source Heat Pump
-For Houses Heating&Hot Water
-R410a,R134a, R407c Available
-CE Certificate
-5-100KW Capacity

Ground Source Heat Pump for Houses Heating and Hot Water

 

Introduction:

Ground Source Heat Pump, Water to Water Heat Pump for Residence Heating, Domestic Hot Water and Cooling

-For air conditioning Heating: Floor Heating, Radiator Heating, Fan Coil Heating etc.

-Providing Domestic Hot Water 40-70°C;

-Using groundwater, surface water etc open loop. or geothermal heat energy close loop etc. to be as the heat resource to saving energy;

-Multifunction: In winter for Heating and hot water, in summer for Cooling and free hot water;

-For Houses, Villas, Hotels etc. buildings to replace boiler to saving money.

 

MODELS: LTWH(R)-020---LTWH(R)-100

Heating Capacity: 8.6-41KW; Cooling Capacity: 7.2-37KW

1.Cooling Standard Conditions:User side water inlet/outlet 12°C/7°C;Water source side inlet/outlet 30°C/35°C.

2.Heating Standard Conditions: User side hot water inlet/outlet 40°C/45°C;Water source side inlet/outlet 15°C/7°C;

3.Heat recovery equipments can be added for free sanitary hot water.

 

Features

STRUCTURE

Panels and frame are made from galvanized steel protected with polyester powder painting to ensure total resistance to atmospheric agents.

HERMETIC COMPRESSORS

380V/3P/50(60)HZ or 220V/1P/50(60)HZ world famous brand hermetic scroll compressors.

EVAPORATOR

High efficiency tube in tube heat exchanger, factory insulated with flexible close cell material.

CONDENSER

High efficiency tube in tube heat exchanger, factory insulated with flexible close cell material.

REFRIGERANT CIRCUIT

Copper tube connection with charge valves, filter, thermostatic expansion valve (capillary for mod. 4.5÷14), gas-liquid separator, high pressure switch and low pressure switch. The heat pump units are complete also with 4-way valve and one way valve.

HYDRAULIC CIRCUIT

Built with user side and source side water inlet/outlet connectors, water discharge connectors, air vent valve, mod.4.5÷30 the user side is complete also with expansion vessel, water pump and water flow switch.

ELECTRIC PANEL

Consists of: Compressor contactor, Compressor protection breaker,User side water pump contactor, User side water pump breaker, Microprocessor with function display

OPTIONAL

Sight glass which must be installed in factory,

Source side water flow switch,

Source side water pump,

Anti-vibration rubber,

Metallic filter for the water circuit.

Heat recovery for hot water as optional

 

Model Details:

Model Specifications:

Model No. LTWH(R)—				020	025	030	035	040	050	060	065	075	090	100
Heating Capacity(KW)				8.6	10.2	12.0	14.7	17.7	21.6	24.2	26.5	30.0	36.0	41.0
Cooling Capacity(KW)				7.2	8.6	10.1	12.2	15.0	18.2	20.3	23.0	26.0	31.0	37.0
Electrical Parameters	Power			3/N/PE   AC220V/380V 50HZ
	Input	Heating	kW	1.9	2.3	2.7	3.4	4.0	4.7	5.3	6.1	6.9	7.9	9.5
	Power	Cooling	kW	1.2	1.5	1.7	2.2	2.6	3.2	3.5	4.0	4.5	4.8	6.1
	Control System			Dedicated heat pump controller,PID regulator
	Security	Overload, high voltage, wrong Phase, water, oil, antifreeze switch, high temperature protection
Compressor	Type	Flexible all closed scroll type
	Quantity		set	1	1	1	1	1	1	1	1	1	1	1
Refrigerant	Type			Environmental protection Refrigerants(R134A,R410A,R407C etc.)
	Charge		kg	1.4	1.6	2	2.2	2.7	3.2	3.7	4.2	4.8	5.7	6.8
Evaporator	Type			Efficient copper Tube in Tube Heat Exchanger
	Water	Heating	m3/h	1.7	2	2.4	2.9	3.5	4.3	4.8	5.2	6	7.2	8.3
	Flow	Cooling	m3/h	1.4	1.7	2	2.4	3	3.6	4	4.6	5.2	6.2	7.4
	Pressure Loss		Kpa	≤40
	Interface Dim.		DN(mm)	25	25	25	32	32	32	40	40	40	50	50
Condenser	Type			Efficient copper Tube in Tube Heat Exchanger
	Water	Heating	m3/h	1.4	1.7	2	2.4	3	3.6	4	4.6	5.2	6.2	7.4
	Flow	Cooling	m3/h	1.7	2	2.4	2.9	3.5	4.3	4.8	5.2	6	7.2	8.3
	Pressure Loss		Kpa	≤40
	Interface Dim.		DN(mm)	25	25	25	32	32	32	40	40	40	50	50
Size	Length		mm	1000	1000	1000	1000	1000	1100	1100	1100	1100	1200	1200
	Width		mm	600	600	600	600	600	660	660	660	660	660	680
	Height		mm	800	800	850	850	850	880	880	880	880	880	880
Unit weight	kg			140	140	150	180	220	260	280	300	350	420	490
Noise	dB(A)			<60						<60			<62
DHW System	Type			Circulation-type casing Tube in Tube Heat Exchanger
	Water interface		mm	25	25	25	25	25	25	25	25	25	25	32
	Hot water Volume		m3/h	0.3	0.35	0.45	0.48	0.6	0.8	1	1.1	1.15	1.37	1.64