For more than 2500kg heavy goods elevator or guest elevator, we developed the high power energy-saving environmental protection elevator air conditioner, the r410 environmentally friendly refrigerant used, power frequency is 60Hz. China railway construction general contracting company of Saudi Arabia Mecca metro project has used more than 140 sets of the series elevator air conditioner,greatly surpporting the iedea of "need elevator air conditioner ,go for Hangzhou Heshan"