Product Description
Evi Air Source Heat Pump (MD20D)
Feature:
1. Economical operation
Generally cost less to operate than other types of conventional heating systems, save your electricity or gas bills.
2. Safety
Operate at a high efficiency with no flames, fumes, or flues; Water and electricity isolated
3. Environmental friendly
Transfer heat that's already in the environment; Low CO2 emissions.
4. Easy operation
With intelligent control systems which convenient and simple operation
5. Constant hot water supply
Provide hot water no matter in cloudy day, snowy day or at night, unlike solar collectors which have to be facing the sun.
6. Water heater can be applied to sanitary hot water, house heating.
| EVI Air Source Heat Pump |
|
| MODEL |
Unit |
MD30D |
MD50D |
MD100D |
MD200D |
| Rated heating capacity |
KW |
12 |
18 |
36 |
72 |
| Hot water supply |
L/h |
260 |
400 |
800 |
1590 |
| Average heating input power |
KW |
3 |
4.4 |
9.2 |
18.2 |
| Rated heating input current |
A |
13/6 |
9 |
18 |
35 |
| Max outlet water temp |
°C |
60 |
60 |
60 |
60 |
| COP |
|
4 |
4.2 |
4.2 |
4.5 |
| Power |
V/Hz |
220V/380/50 |
380V/50 |
380V/50 |
380V/50 |
| Noise |
Db(a) |
54 |
55 |
60 |
65 |
| Dimension |
W*D*H |
mm |
1120*490*710 |
1120*490*1270 |
1450*760*1060 |
2040*1100*2000 |
| Packing size |
W*D*H |
mm |
1190*520*865 |
1200*520*1425 |
1520*800*1230 |
2080*1150*2130 |
| Unit weight |
KG |
122 |
175 |
360 |
650 |
| Refrigerant |
|
R407C |
R407C |
R407C |
R407C |
| Working air temp range |
|
(-25°C)_45°C |
(-25C)_45C |
(-25°C)_45°C |
(-25°C)_45°C |
| compressor |
Type |
|
EVI Copeland |
EVI Copeland |
EVI Copeland |
EVI Copeland |
| Air source heat exchanger |
Type |
|
Finned heat exchange |
Finned heat exchange |
Finned heat exchange |
Finned heat exchange |
| Fan Type |
|
axial flow fan |
axial flow fan |
axial flow fan |
axial flow fan |
| Hot water side heat exchange |
Type |
|
Coil heat exchanger |
Coil heat exchanger |
Coil heat exchanger |
Coil heat exchanger |
| Water flow |
L/H |
3000L/h |
5000L/h |
10000L/h |
20000L/h |
| Water pressure down |
Kpa |
40 |
45 |
54 |
60 |
| Pipe size |
DN |
25 |
25 |
40 |
50 |
Characteristics
Structure
Panels and base frame are made from galvanized steel protected with
polyester powder painting to ensure total resistance to atmospheric
agents.
Compressor
Hermetic scroll type compressor, equipped with the crankcase heater and
thermal protection with thermal overload cut-out and crankcase heater
mounted on rubber vibration isolators
Axial fan
External rotor type axial fans, equipped with single phase direct drive
Motors , low noise 6 poles, protection level IP54 , provided with a
protective outlet grille
Evaporator
High efficiency and low pressure drop stainless steel (AISI 316) water
Exchangers , with anti-freeze heating element (option) and differential
Pressure switch, factory insulated with flexible close cell material
Condenser
Coils are consisting of seamless copper tubes mechanically expanded
into blue hydrophilic aluminum fins, 100% fully quality tested; sub cooling
circuit to prevent freezing at the base (optional); protected with metal grill
Desuperheater
High efficiency stainless steel brazed plate heat exchanger, factory
insulated with flexible close cell material (optional)
Refrigerant circuit
Copper tube connection with charge valve, filter, sight glass, gas-liquid
separator, thermostatic expansion valve, low pressure switch with
automatic reset, high pressure switch with manual reset
The heat pump unit is completed also with 4-way valve, liquid receiver
and one way valve
Water circuit
Built with air vent valve, water drain connection, and female-threaded
hydraulic connectors
Water pump (8kW-30kW), differential pressure switch
Expansion tank (8kW-30kW)
Electric panel
Consists of:
l Compressor contactor
l Compressor protection breaker
l Fan motor protection breaker
l Control circuit protection breaker
l Phase sequence relay (only for 3-phase)
l Programmable microprocessor controller
Optional
Additional electric heater embedded in the coils for defrosting in low
temperature ambient. It must be factory installed
Stainless steel covering
Remote condenser
Tube in tube heat exchanger
Water circuit electric heater
Note: for further information please send me email.
Ms. Echo Lee
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