Specifications: Model:DZ-GAC/30HP Function Mode:Cooling Power Supply: 220V~480V / 3N / 50HZ/60HZ Input Power: 34kw Cooling Capacity: 87kw(28ton, 336000btr/hr) Cooling Area:240-360ã?¡ Air volume:1,5000m³(8,820CFM) Running Current: 68A Refrigerant:Eco-friendly/R22 Noise Level(db):