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Product Model

DA250, 250 kW

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Best Suited For:
  • Data Center/Colocation/Hosting
  • Education
  • Government
  • Healthcare
  • Retail and Wholesale
  • Telecom
Warranty: One Year Limited Warranty Against Defects in Material and Workmanship

Benefits

Saves You Money High-efficiency pumped refrigerant economizer uses less than one-tenth the power of compressors Annual operational PUE under 1.2 Eliminates water usage, cost, and treatment Large condenser surface area minimizes operating and peak power to minimize generator backup or free up additional saleable IT power. No air leakage or volumetric displacement, eliminating the need for additional fan power or make-up air capacity Rapidly scalable for faster deployment and time to market Low operating costs for higher profitability. Highly efficient in low load / part load conditions Lowers Your Risks Proven pumped refrigerant economization technology used in more than 4,000 to 8,500 installations worldwide Multiple fans, DX circuits and other key components for ride-through No air dampers or louvers to maintain Airflow up to 37,000 CFM supports lower delta-T in non-raised floor environments. Supports large, high-density data center suites requiring a low-complexity infrastructure. No outside air, contaminants or humidity allowed into the data center
Simplified Thermal Management Advanced monitoring and control algorithms for multi-unit teamwork, automated transitions to economization and automated protection routines for unit lead/lag, coil freeze, and others. Rear-access servicing means no need for mechanical service in the data center Refrigerant pump is virtually maintenance free ​No dampers to service or outside air filters to replace

Features

Usesa pumped refrigerant economizerand automated transitions to economization to cut energy usage Units can be situated side by side to form a fan array to support loads of more than 250 watts per square foot, with servicing at the back Slab coil design and top-to-front airflow make it ideal for slab floor data centers. Underfloor airflow is also available.

The Liebert® DSE Freecooling Solution provides high efficiency, water-free economization, maximum reliability, low maintenance and rapid scalability – all in highly flexible split-system configurations. Its pumped refrigerant economizer captures the most economization hours across the widest range of temperatures, compared to other similar systems. The Liebert® DSE packaged solution uses proven pumped refrigerant economizer technology that is deployed in more than 6,000 to 8,500 sites around the world. With a highly flexible design, the solution is available in configurations from 50kW to 265kW. 60kW, 400kW and 500kW capacities. Highly Flexible. The system provides split-system refrigerant economization with more than two dozens configurations for airflow, form factor and capacity. It can be deployed in perimeter, gallery and full-face discharge applications for raised floor and non-raised floor data centers. No Outside Air. The system’s pumped refrigerant technology separates outside air from data center air to eliminate cross-contamination or humidity transfer. Finely Tuned Controls. The system’s industry-leading Liebert® iCOM™ controls capture every available economization hour, with smooth, automated transitions. Advanced protection routines keep the system operating safely within thresholds. Automatic, multi-unit teamwork modes harmonize thermal management across the data center. Optimization routines reduce energy usage by up to 50% over previous versions. Onboard protocols make integration with building management systems easy. Easy Servicing. The Liebert® DSE has fewer moving parts than other economizer systems, reducing the likelihood of component downtime and maintenance. All components can be serviced from the back of the unit, allowing for more flexible installation options.

DA250, 250 kW
Product Specifications
Total Capacity
853 [250]
Net Sensible Capacity
853 [250]
Nominal Airflow
36,500
Airflow Direction
Front or Bottom Discharge
Heat Rejection Medium
Refrigerant
Controls and Monitoring
Liebert® iCOM™ unit controls
Key Components
CRAC, Packaged Condenser/Refrigerant Pump
Physical Characteristics
Weight
6285 lb
Weight
2850 kg
Height
132 1/8 in
Height
3406 mm
Width
120 1/8 in
Width
3051 mm
Depth
83 1/2 in
Depth
2122 mm
Tools & Selectors
Select, compare, or configure thermal management systems
Tour the Liebert® DSE
Learn about the DSE features, capabilities, and benefits.

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Products Support Contacts

Showing contacts for Ohio, 43215, USA Change
Vertiv (Liebert Services)
+1 800 543 2378
610 Executive Campus Drive Westerville Ohio 43082 USA
Product areas of focus: Uninterruptible Power Supplies (UPS), Power Distribution, Thermal Management, Integrated Solutions, Racks and Containment
Vertiv Academy – Thermal Management Training
+1 844 841 2665
530 Westar Blvd Westerville Ohio 43082 USA
Product areas of focus: Thermal Management
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