80Ton Green Zone Water Cooled Screw Chiller

Technical Specifications Cooling Capacity Range: 20 TR – 200 TR (70 kW – 700 kW) Rated Conditions: Chilled Water Inlet/Outlet: 12 °C / 7 °C Condenser Water Inlet/Outlet: 30 °C / 35 °C Compressor Type: Hermetic Scroll Compressor Refrigerant: R-410A / R-407C / R-134a (Eco-friendly options) Quantity: Multiple compressors per circuit for capacity modulation and redundancy Features: Internal motor protection, oil-free operation, low vibration Evaporator (Chilled Water Side) Type: Shell & Tube Heat Exchanger Material: Copper tubes with steel shell Insulation: Factory-applied, closed-cell insulation to minimize thermal losses Water Flow Range: As per capacity (with flow switch) Condenser (Water Side) Type: Shell & Tube Heat Exchanger Material: Copper tubes with internally enhanced surface Water Quality Requirement: As per standard HVAC water treatment guidelines Provision: Water drain and vent connections Refrigerant Circuit Each circuit equipped with: Filter drier Sight glass Solenoid valve Expansion valve (electronic/thermostatic) High/low-pressure safety cutouts Controls & Instrumentation Microprocessor-based Control Panel with LCD/Touchscreen Functions: Chilled water temperature control Compressor sequencing & protection Automatic restart after power failure Fault diagnostics & alarms BMS Compatibility: Modbus / BACnet / LonWorks Operating Limits Chilled Water Temperature Range: 5 °C – 15 °C Condenser Water Inlet Temperature Range: 18 °C – 35 °C Ambient Temperature Range: 5 °C – 45 °C Power & Electrical Voltage: 400V / 3Ph / 50Hz (other voltages on request) Control Voltage: 24V AC / DC Protection Class: IP 54 Noise Level ≤ 70 dB(A) at 1 m distance (depending on capacity & enclosure) Optional Accessories Variable Speed Drive (VSD) for compressor Soft starter Flow switch / differential pressure switch Remote monitoring package