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In-Rack Liquid-to-Liquid CDU

The In-Rack liquid-to-liquid CDU integrates control, propulsion, buffering, and heat exchange systems into a single rack. Through a circulation pump, the coolant with constant pressure and flow rate is continuously pumped into the supply-side pipeline and evenly distributed to server racks via the looped piping network.
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Details

The In-Rack liquid-to-liquid CDU integrates control, propulsion, buffering, and heat exchange systems into a single rack. Through a circulation pump, the coolant with constant pressure and flow rate is continuously pumped into the supply-side pipeline and evenly distributed to server racks via the looped piping network. After absorbing heat from server nodes, the coolant flows back through the return-side pipeline and exchanges heat with the primary-side coolant through the CDU heat exchange module. The heat is then transferred to the external environment. The cooled medium returns to the circulation pump, is pressurized, and re-enters the supply-side loop, forming a closed-loop cooling system.

 

PRODUCT FEATURES:

◆ Cooling capacity: 35-300kW, suitable for liquid cooling of single server racks;
◆ Compatible with standard EIA or ORV3 racks;
◆ Redundant configuration for key components. Pump and control sensor:N+1 ;
◆ Three control modes: pressure mode, flow mode, and temperature mode ;
◆ SUS304 stainless steel piping, high reliability, and  media compatibility;
◆ 4.3” LCD touch screen, PLC control, integrated monitoring of temperature, flow, pressure, leakage, and liquid level;
◆ Redundant power input and communication interfaces/
◆ Supports Modbus RTU, Modbus TCP/IP, and SNMP protocols
◆ Three-level alarm mechanism to assist maintenance personnel in rapid fault identification

 

BEEHE IN ROW L2L CDU PRODUCTS TECHNICAL PARAMETERS:

Model

IR35

IR100

IR100P

IR120

IR200

IR300

Compatible Rack

EIA

EIA

ORV3

ORV3

EIA&ORV3

EIA&ORV3

Rated Cooling Capacity

35kW

100kW

130kW

120kW

200KW

300KW

Coolant Type

PG25

PG25

PG25

PG25

PG25

PG25

Approach Temperature

5℃

5℃

5℃

4℃

5℃

4℃

Primary In/Out Temp

35℃/45.8℃

35℃/45.7℃

35℃/45.7℃

36℃/48.8℃

35℃/50℃

36℃/48.9℃

Secondary Supply/Return Temp

40℃/50.8℃

40℃/55.7℃

40℃/55.7℃

40℃/52.8℃

40℃/55℃

40℃/55℃

Rated Flow(Secondary)

50LPM

105LPM

130LPM

140LPM

200LPM

300LPM

Flow Range

40-100%

40-100%

40-100%

40-100%

40-100%

40-100%

Available Head

17.4PSI

26.1PSI

26.1PSI

17.4PSI

21.7PSI

23.3PSI

Input Power

AC220V 50/60Hz

AC2200V 50/60Hz

DC48V

Busbar

DC48V

Busbar

AC220V 50/60Hz

AC220V 50/60Hz

Max. Power Consumption

≤0.5kW

≤1.3Kw

≤1.5kW

≤1.7kW

≤2.7KW

≤3.2KW

Pump Configuration

1+1

1+1

1+1

1+1

1+1

1+1

Secondary Filter

100μm

50μm

50μm

50μm

25μm

25μm

Communication Protocols

Modbus RTU

&TCP/IP

Modbus RTU

&TCP/IP & SNMP

Modbus RTU

&TCP/IP & SNMP

Modbus RTU

&TCP/IP & SNMP

Modbus RTU &TCP/IP & SNMP & Redfish

Modbus RTU &TCP/IP & SNMP& Redfish

Net Weight

94.6Ibs

174Ibs

176Ibs

191.8Ibs

180Ibs

220.5lbs

Dimensions (W x D x H)

445x860x178mm

445x850x192 mm

445x850x192 mm

536x870x175mm

445x850x192mm

445x850x267mm