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RowCool DX, R Series

In-row Cooling, Direct Expansion

Elevate your data center with Delta's R Series! Featuring state-of-the-art DC inverter compressors and electronically commuted (EC) fans, the R Series represents the pinnacle of cooling technology. By leveraging Delta's advanced fuzzy control mode, these units deliver unmatched efficiency in direct expansion (DX) cooling systems. Crafted to enhance efficiency and power density in medium- to small-sized data centers, the R Series offers unmatched convenience and simplified maintenance. Bid farewell to costly ownership expenses – with Delta, achieving optimal efficiency for your data center is within reach. Make the savvy choice, opt for Delta's R Series now!



Product available regions :

EMEA North America Latin America SEA & OCEA India China Taiwan South Korea Japan
• R-30 UL   •   • •    

For region-specific product details and variations in specifications, please download the local leaflet or visit the local website.


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Features & Benefits

High Efficiency

  • Variable Speed Fans: EC Fans adjust in real-time to minimize power waste
  • Adaptive Cooling: DC variable frequency compressor adjusts from 20% to 100% to maintain optimal temperature
  • Effective Heat Removal: quickly adapts to IT heat loads for efficient cooling
 

Superior Reliability

  • Dual Power Input: integrates seamlessly into any power reliability architecture of any tier level
  • Automatic Safety: compressor shuts off at unsafe pressures
  • Precision Control: MCU ensures accurate temperature and automatic unit adjustment
  • Comprehensive Monitoring: includes real-time flow and leakage detection
  • Secure Access: lockable front and rear door
 

Great Adaptability

  • Flexible Installation: supports top or bottom piping and wiring
  • Tailored Alarms: configurable with input and output dry contacts
  • Tool-Free Mobility: casters allow easy installation and relocation without extra tools

 

Specifications
  1. Model
  2. R-30, R-45

  3. Nominal Cooling Capacity(1)
  4. • R-30: 30 kW
    • R-45: 45.6 kW

  5. Sensible Cooling Capacity
  6. • R-30: 30 kW
    • R-45: 45.6 kW

  7. Deployment 
  8. Refrigerant: R410A
  9. Piping Connection Location: Top/Bottom
  10. Refrigerant Discharge Piping 
    • R-30: 5/8”
    • R-45: 7/8”
  11. Refrigerant Liquid Piping
    • R-30: 1/2”
    • R-45: 5/8”
  12. Airflow Rate
    • R-30: 2940 CFM
    • R-45: 5060 CFM
  13. Air Discharge Direction: Front

  14. Power Supply
  15. Nominal Power Supply Voltage: 380/400/415 Vac, 3P4W+PE
  16. Operating Voltage Range: 342-456 Vac
  17. Frequency: 50/60 Hz
  18. Maximum Power Consumption: 10.3 kW
  19. Full Load Current
    • R-30: 29 A
    • R-45: 45 A
  20. Dual Power Feed: Standard

  21. Physical
  22. Dimensions (W × D × H)
    • R-30: 300 x 1090 x 2000 mm
    • R-45: 600 x 1090 x 2000 mm
  23. Net Weight
    • R-30
    Cooling: 216 kg
    Cooling+ Reheater+ Humidifier: 220 kg
    Cooling+ Reheater+ Electrode Humidifier: 223 kg
    • R-45
    Cooling: 300 kg
    Cooling+ Reheater+ Humidifier: 303 kg
    Cooling+ Reheater+ Electrode Humidifier: 306 kg

  24. Communication Interface
  25. Display: 10’’ color LCD touchscreen
  26. Protocols: Modbus RTU, SNMP

  27. Environment
  28. Operating Temperature: 4 to 40.6°C
  29. Humidity: 30-80%

  30. Conformance 
  31. Safety: CE

  32. Features
  33. Standard
    ▪️ Leak Detection
    ▪️ Modbus and BACnet
    ▪️ Remote Rack Temperature and Humidity
    ▪️ Reheat and Humidifier Lockout
  34. Optional
    ▪️ Dual Power Feed
    ▪️ Seismic Rating Zone 4
  35. Optional Heater
    • R-30: 3 kW
    • R-45: 6 kW
  36. Optional Wet Membrane Humidifier
    • R-30: 1.5 kg/hr
    • R-45: 3 kg/hr
  37. Optional Electrode Humidifier: 3 kg/hr

  38. (1) Cooling capacity is rated at a 40°C return air dry bulb temperature, 21°C wet bulb temperature, and 35°C outdoor temperature.
     

Outdoor Unit-Condenser

 
  1. Model
  2. R-30 Condenser: RDA037
    R-45 Condenser: RDA059

  3. Nominal Power Supply Voltage: 380/400/415 Vac, 3P4W+PE

  4. Frequency: 50/60 Hz

  5. Fan Quantity: 1

  6. Physical
  7. Dimensions (W x D x H): 1725 x 1100 x 1120 mm
  8. Net Weight 
    • RDA037: 110 kg
    • RDA059: 120 kg

  9. All specifications are subject to change without prior notice.
 
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