... ,100kw, one master units could with 7slave units central air conditioner, Modular air source heat pump(60kw,80kw,100kw-825kw), installation ... microprocessor with function display (display only for master/packaged unit)l Automatic operation dramatically reducing maintenance cost thanks to ... Suitable for installing in outspace such as roof, floor and porch, left off the boiler room and the special room, ...