Water-cooled screw chillers
1, cooling conditions: chilled water inlet / outlet temperature: 12 degrees / 7du; underground water inlet and outlet temperature of 18 degrees / 29 degrees, well water temperature range: 15 degrees -33 degrees.
① compressor: semi-closed with international brands 5: 6 asymmetric twin-screw heat pump dedicated compressor;
② heat exchanger: unit evaporator condenser tubes are used efficient shell and tube heat exchanger; imported plate;
③ control system: Siemens control system, advanced PLC control technology, acceptable programming, improve communication functions;
④ electrical system: the use of Siemens, Schneider and other national brands of electrical components, using waterproof control cabinet;
⑤ man-machine interface: Chinese and English man-machine interface, touch-type liquid crystal display, simple operating procedures, a key start, automatic operation;
⑥ unit maintenance: The unit adopts integral design, compact structure, simple, anti-corrosion, with waterproof control cabinet to ensure that the unit can be placed in the outdoor long-term, not easy to fade, corrosion.
⑦ optional environmentally friendly R407C or R134a refrigerant.