WLA Precision ErP
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Air cooled - 50-160 kW ErP2021 - R410A - Scroll compressor Total absorbed power (1) [kW] The range of WLA Precision ErP chillers is designed to ensure the high reliability and perfectly meets the needs of applications Thanks to careful design and dedicated technological WLA Precision ErP range stands out for its high Refrigeration Circuit • • • • • • • • • • AISI304 inertial tank dustproof with visual level indicator, connections for loading/discharging, Automatic hydraulic bypass valve in brass standard; Standard adjustable automatic brass hydraulic bypass valve: Evaporator antifreeze protection: standard Pressure gauge 0-6 barg; Process version with pressurised hydraulic circuit and shell and tube evaporator Hermetic scroll compressors protected by a HP/LP pressure switches; High-pressure transducer; Electronic Expansion Valve EEV; Axial fans with PP technopolymer corrosionresistant blades and electronic speed regulation by phase-cutting; High and low-pressure safety valves; Total absorbed power (2) [kW] Electrical data Unit power supply [V/Ph/Hz] Electrical Panel Plate type evaporators in AISI 316 stainless steel; Fin-tube condensers (copper tubes / aluminum Performance @50hz Cooling capacity (1) [kW] Design and construction in compliance with EN 60204 regulations; Main switch with door lock; Automatic switches and contactors; IP44 protection level: suitable for outdoor installation (optional IP54 version); Phase monitor standard; Clean contacts: ON/OFF remote; general alarm; Labeled electrical cables; Standard active ventilation system: includes a heating resistor and ventilation grilles. Auxiliary power supply [V/Ph/Hz] Technical Data Refrigerant Gas Number of compressors/circuits Number of axial fans x impeller diameter Pump P3 Head min/max [kPa] 10/300 Pump P5 INVERTER - Head min/max [kPa] Sound pressure level [dB(A)] (4) Dimensions & Weightshydraulic Connection Diameter [Rp] Tank volume - STANDARD version [dm3] Tank volume - PROCESS version [dm3] Empty weight - STANDARD version [kg] (5) Operating weight - STANDARD version [kg] (5) Empty weight - PROCESS version [kg] (6) Operating weight - PROCESS version [kg] (6) (1) Data referred to: Water temperature inlet/outlet 20/15°C, Ambient air temperature +32°C, power supply 50Hz. (2) Data referred to: Water temperature inlet/outlet 12/7°C, Ambient air temperature +35°C, power supply 50Hz. (3) Data declared according to the European regulation (EU) 2016/2281 for high-temperature proces