• Delta Precision Cooling - Air to Liquid, all options arrayed
  • Rear Door Heat Exchanger (RDHx), CoolDoor 30/50 kW

    Technical Specifications

    Model
    D30 / D50
    Cooling Capacity
     
    ● D30
    30 kW(1)
    ● D50
    50 kW(2)
    Rated Air Flow
     
    ● D30
    3812 CFM
    ● D50
    4016 CFM
    Power Supply
     
    Nominal Voltage
    200-240 Vac, 1P2W+PE
    Frequency
    50/60 ± 3 Hz
    Input Connection Type
    NEMA 6-15P, Top inlet
    Mechanical
     
    Valve Type
    2-way valve, FC type
    Fan Type
    EC
    Fan Quantity
    4
    Water Leakage Detector
    4m length
    Deployment
     
    Rated Power Consumption (Rating Input Power)
     
    ● D30
    0.44 kW
    ● D50
    0.67 kW
    Rated Water Flow
     
    ● D30
    55 LPM
    ● D50
    90 LPM
    Piping Connection
    Top/ Bottom
    Piping Size
     
    ● D30
    1 inch
    ● D50
    1 1/4 inch
    Communication Interface
     
    Display
    LCD display with LED indicators
    Port
    MODBUS (RS-485), Remote On/Off input dry contact, Fire alarm input dry contact, Total alarm output dry contact
    Physical
     
    Dimensions (W x D x H)
    600 x 345 x 1970 mm
    Net Weight
     
    ● D30
    90 kg
    ● D50
    98 kg
    Compatible Rack - Height
    2000/ 2200 mm
    Compatible Rack - Width
    600/ 800 mm
    Environment
     
    Inlet Chiller Water Temperature
    12 °C (recommended) to 20 °C (3)
     
    Inlet chiller water temperature should be higher than dew point temperature
    Maximum Operating Pressure
    10 bar (145 psi)
    Maximum CW Flow Rate
     
    ● D30
    82 LPM (PICV 69 LPM)
    ● D50
    122 LPM (PICV 108 LPM)
    Conformance
     
    Safety
    CE, UL(4)
    Features
     
    Leak Detection
    Standard
    Dual Power Feed/ ATS
    Option
    PICV Valve
    Option
    T/RH Sensor-Cold Side Dew Point Monitoring
    Option
    Cut-off Valve (Isolate Leakage RDHx)
    Option
    Air Static Pressure Sensor
    Option
    Quick Disconnect Couplings
    Option
    BACnet
    Option
    SNMP Card
    Option
    (1) Conditions for D30 rated capacity at return air: 42 °C , Inlet water 12 °C and outlet water 20 °C 
    (2) Conditions for D50 rated capacity at return air: 50 °C, Inlet water 12 °C and outlet water 20 °C 
    (3) Over 12 °C requires cooling capacity derating
    (4) UL provided upon request

    All specifications are subject to change without prior notice.

     

    Product available regions :

    EMEA North America Latin America SEA & OCEA India China Taiwan South Korea Japan
             

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

     
     
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