Elevator Energy saving system DR series Power capacity:11KW,25KW,37KW Waterproof wall-mounted ... level, with high reliability Low-power products use natural cooling system, while high-power products use intelligent forced cooling systemSpecificationModelDR 11KWDR 25KWDR 37KWPower ... ×H)(mm)450×205×220Weight (kg)16 Elevator Energy saving system DR Series