Air-cooled water chillers AISS Large Screw

Industrial water chiller equipped with screw compressors, R134a or low GWP refrigerant R513A.

Cooling capacity between 330 kW and 1450 kW

Double refrigeration circuits

Fluid cooling temperature between -10°C and +20°C

Designed for environmental air temperature up to 45°C

STANDARD TECHNICAL SPECIFICATIONS:

• Two high efficiency semi-hermetic screw compressors, one for each refrigeration circuit
• Refrigerant gas R134a or low GWP R513A on request
• Oil heaters
• High efficiency fully insulated shell and tube evaporator
• High efficiency condensers with copper tubes and aluminum fins, version suitable for salty environment on request
• Electronic expansion valves
• High and low pressure switches and pressure indicators
• High efficiency axial fans with air rectifier and fans speed regulation
• Air filters
• Flow switch alarm and anti-freeze safety standard included
• Chilled fluid Insulated internal piping and pumps
• Delivered chilled fluid temperature between +5°C and +25°C
• Programmable control with historical alarms
• Galvanized steel frame painted with epoxide powder at high temperature

AVAILABLE OPTIONS:

• Primary pump or high pressure users pump in stainless steel
• Stand-by pump
• Internal automatic by-pass
• Device to fill circuit automatically
• Fully insulated and pressurized tank for chiller up to 10 fans
• High-efficiency and high-pressure fans with BRUSHLESS motors
• Remote control with Touch Screen
• Double insulation and special calibration of low-pressure switch for delivered chilled fluid temperature between -5°C and +5°C
• Available kit for chilled fluid temperature from -5°C up to -10°C
• Tropicalized version on request
• Conditioner for electrical control panel
• Heat recovery heat exchanger
• Special voltages