Customized For Extremely Cold High Efficiency injection vapor evi residential heat pump

Dimension 

Model No.: NERS-B5S-D

Explosion  view 

Superior quality component 

Air source EVI heat pump:

1.EVI super heat pump high COP;
2.Water cycle heater;
3.Automatic defrosting function included;
4.Work in -25°C low temperature stably;

5.Patent appearance;

6.Chassis electric heater cable .

Renewable Energy -25c  heat pump air water EVI heat pump 10 to 210 kw Renewable Energy -25c  heat pump air water EVI heat pump 10 to 210 kw

Product Spec.

EVI technology heat pump water heater :
1.EVI compressor special designed for high water temperature
2.Base frame and external panels made of galvanized powder coated steel
3.Water exchanger equipped with high efficiency tube in heat exchanger
4.Can work under the temperature -25°C stably with good COP, by adopting the super EVI tech
5.High efficiency compressor with R407C refrigerant
6.Fully sealed control box with water proof level IPX4
7.Intelligent controller and adjustment by intelligent microprocessor
8.Thermostatic heating element for evaporator anti-frosting protection
9.Thermostatic or electrical expansion valve
10.Automatic defrosting function included  

  Customized For Extremely Cold High Efficiency evi residential heat pump Customized For Extremely Cold High Efficiency evi residential heat pump

Features:

1. COP >4 , Saving 70%~80% electricity cost.( 7dC ambient temp, 35dC output water temp)

2. Copeland EVI scroll ZWKSE series compressor and  environmentally friendly refrigerant R407C, stable working at -25dC ambient temperature.

3. Heat exchanger use high efficient tank heat exchanger for heating/hot water.  use stainless steel plate heat exchanger for heating/cooling.

4. Automatical defrost functional and power-off memory function.

5. Intelligent  microcomputer control system with LCD panel, can mannually,automatically switch unit on/off, timer switch unit on/off, fault alarm, fault code display.

6. Multifunctional self-protection:

Phase sequence protection, high and low pressure protection, current protection, high and low temperature protection, antifreeze protection...

7. Add chassis electric heater to avoide condensate water freezes  in winter.

Advantages

Principle of working

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