ECO₂CUBE

Description

Transcritical CO₂ condensing units with built-in gas cooler for simultaneous production of positive and negative cooling in commercial applications from 30 to 100 kW cooling capacity. The ECO₂CUBE compact CO₂ plants are characterised by the following features:

• High reliability and energy efficiency in hot climates.
• Environmental sustainability.
• Fast Plug & Play installation.
• F-Gas 2022 compliant.

Example of installation in a supermarket

ECO₂CUBE has been designed to meet the refrigeration needs at different temperatures of medium-sized supermarkets and other commercial establishments.

• 400V 3N 50Hz power supply. Available at 60 Hz. Others voltages by request.
• Casing built with galvanized steel sheet with epoxy paint for outdoor use with electrical panel and gas cooler.
• Set of semihermetic CO2 compressor with parallel compression.
  • Up to 3 positive temperature transcritical compressors with the first one Inverter.
  • 1 Inverter parallel compressor.
  • Up to 3 negative temperature booster compressors with Inverter.
• Variable speed EC axial motor fans.
• High pressure sector (SP: 120 bar) made with high pressure copper microtubes and equipped with:
  • Separator – oil trap accumulator with filter and electronic oil injection on each compressor.
  • Condenser / gas cooler, made with high pressure copper microtubes and aluminium fins.
  • Internal economizer to ensure sufficient superheat in the parallel compressor suction.
  • High pressure switch, double safety valve.
  • Double gas cooler pressure control valve.
• Intermediate pressure sector (SP: 52 bar) made of copper tubing and equipped with:
  • CO2 container with double safety valve (PS: 52 bar).
  • Pressure regulating valve with medium pressure relief.
  • Subcooler to ensure subcooling of the liquid line.
  • Filter drier and liquid sight glass.
• Positive temperature suction line (SP: 45 bar), made of copper tubing and equipped with a double safety valve.
• Negative temperature suction line (SP: 30 bar), made of copper tubing and equipped with a double safety valve.
• Emergency unit for CO2 maintenance.

• Heat recovery for DHW or heating.
• Pre-configured replacement electronics.
• Suction filter on low and/or medium temperature lines.
• Particle separator on low and/or medium temperature suction lines.
• Emergency unit.
• Radial fans with EC motor for indoor installation.