EVI Air to water heat pump for heating and cooling

Why it can work at -25℃?

Because of the Enhanced Vapor Injection (EVI) technology from Copeland compressor with crankcase heater for special cold areas, UPSUN designed EVI gas piping system and controlling system make EVI air source heat pumps work stably in the low temperature condition. 

Application

EVI air source heat pump (for house heating and cooling) is designed for house heating in winter and cooling in summer, user can change the working mode by operating wired panel of controller. Compressor start/stop according to return water temperature, when all rooms reach preset temperature by room thermostat, heat pump will be turned off through linkage switch.

Installation diagram

It is easy to install UPSUN EVI air to water heat pumps, shown as the following Installation Diagram

Parameters

Components

Models picture