LTL CDU, GoCool-3000

Liquid-to-Liquid Coolant Distribution Unit

The increasing demand for high-performance computing and advanced GPUs highlights the limitations of aircooling. Delta's GoCool LTL CDU offers a superior alternative, providing effective separation of facility and secondary circuits as well as precise control over flow, pressure, temperature, and coolant quality. It excels in managing high-density thermal load, maximizing computing power while minimizing data center PUE. The GoCool LTL CDU ensures operational reliability by preventing condensation and guarantees quality with its stainless steel plumbing and coolant filtration. Elevate your data center performance—engineered for the future of high-performance computing.


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Product Introduction

Features & Benefits

Cost Effective

  • Maximize energy saving: cuts power consumption, surpassing traditional air cooling
  • Space optimization: compact design enables closer server placement further reducing Capex
  • Flexible integration: supports direct-to-chip and Rear Door Heat Exchanger (RDHx) application, adapting to existing setups and blending air and liquid cooling for future upgrades
 

High Reliability

  • Uninterrupted operation: dual power feed with ATS ensures continuous CDU operation
  • Optimized redundancy design: ensures no single point of failure in the system
  • Leak detection: instant alarms with configurable response for efficient pumping action
  • Durable construction: stainless steel plumbing with 50-micron filters for long-term coolant quality
 

Easy Management

  • Intuitive interface: 10-inch color touchscreen displays real-time system status
  • Efficient control: group and manual control enhance system management and reliability
Specifications
  1. Model
    GoCool-3000
  2. Nominal Cooling Capacity: 
    3000 kW @6°C approach, 3000 LPM secondary flow rate, 3000 LPM primary flow rate, 1.0 LPM/kW
    2500 kW @5°C approach, 3000 LPM secondary flow rate, 3000 LPM primary flow rate, 1.2 LPM/kW
    2000 kW @4°C approach, 3000 LPM secondary flow rate, 3000 LPM primary flow rate, 1.5 LPM/kW
  4. Primary Side
  5. Coolant Type: Water
  6. Nominal Coolant Flow Rate: 3000 LPM, 17°C primary inlet temperature
  7. Operation Pressure Drop: 159 kPa
  8. Coolant Filter: 500 μm 
  10. Secondary Side
  11. Coolant Type: 25%PG
  12. Nominal Coolant Flow Rate: 3000 LPM
  13. Approach Temperature: 4°C 
  14. Coolant Filter: 25 μm with isolation valves to enable hot-swappable (Optional 50 μm)
  15. External Pressure Drop: 334 kPa
  17. Power Supply
  18. Nominal Power Supply Voltage: 380/400/415/480 Vac, 3P3W+PE
  19. Operating Voltage Range: 342-528 Vac
  20. Frequency: 50/60 Hz
  21. Dual Power Feed: Standard
  22. Automatic Transfer Switch: Standard
  23. MCU Controls: Standard
  24. Power Feed Location: Top
  26. Deployment
  27. Primary Connection: 6'' Victaulic
  28. Secondary Connection: 6'' Victaulic
  29. Piping Connection Location: Top
  31. Physical
  32. Dimensions (W x D x H): 1200 x 1500 x 2300 mm (47.2'' x 59.1'' x 90.6'')
  33. Clearance
    Front: 1200 mm (47.2''); Rear: 800 mm (31.5'')
  34. Net Weight
    With coolant: 2800 kg (6172.9 lb); Without coolant: 2222 kg (4898.7 lb)
  36. Communication Interface
  37. Display: 10'' color touchscreen 
  38. Protocols: SNMP, Modbus RTU, Modbus TCP/IP, BACnet
  39. Monitoring
    Primary Side: Temp. (Inlet/Outlet), Flow rate, Pressure (Inlet/Outlet, Filter ΔP)
    Secondary Side: Temp. (Supply/Return), Flow rate, Pressure (Supply/Return, Filter ΔP)
    Dew-point Temp.
  41. Conformance
  42. Safety: CE, UL/CSA 60335
  44. Features
  45. ▪️Leak Detection: Standard
  46. ▪️Dew Point Monitor: Standard
  47. ▪️Control Sensor Redundancy: Standard
  48. ▪️Variable Frequency Drivers (VFD): Standard
  49. ▪️Expansion Vessel: Standard
  50. ▪️Filling Tank: Standard
  51. ▪️Auto-restart Function: Standard
  52. ▪️Coolant Healthy Measurement: pH sensor, Conductivity sensor, (Optional: Turbidity sensor)
  53. ▪️Pump Redundancy: N modes
  54. ▪️Grouping Control: Standard
  56. All specifications are subject to change without prior notice.

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