Application
R series close control air conditioners are built and sized in such a way that they can be installed alongside data center racks in air conditioning systems for large data centers.
Technical features
• 3 sizes
• Cooling capacity 8 to 31 [kW]
• Direct expansion circuit
• G4-class efficiency air filters with dirty filter alert
• EC electric brushless plug fans
• Power supply 400V/3pH/50Hz
Standard features
• Very high EER
• SySmart control microprocessor with graphic display
• Electrical panel complete with control and safety devices
• Cooling, electric and water top/bottom connections
• Supply and return air temperature sensors
• Unit shutdown system for the presence of fire
• RS485 Modbus® RTU slave car
• Panels with thermo-acoustic insulation
• Front and rear accessibility for easy maintenance
• Limited footprint
Available accessories for direct expansion units
• Power supply line for remote condenser
• Power supply line with speed regulator for remote condenser
• Condensing regulation with 0-10V signal for remote condenser with EC fans
• LT Kit for operation with low temperature outside air with remote condenser
• Oversize liquid receiver
• Check valves on the supply and liquid pipes
• Water-cooled condenser
• Water-cooled condenser with a condensing temperature control valve
Humidification
• Room humidity probe
• Supply humidity probe
• Immersed electrodes humidifier
Mechanical and structural
• Condensate drain pump
• M5 efficiency class intake air filter (EU5)
• Closed front panel for side supply
• Closed side panels for front supply
• Wheels for handling
Electrical
• Alternative voltages available 460V/3ph/60Hz - 380V/3ph/60Hz - 230V/3ph/60Hz