
( Brand: Liebert ), ( Model: DE363G )
The DE363G 30 Liebert Glycol CRAC Unit, manufactured by Liebert, is a data center cooling system designed for use in temperature-controlled environments. This model, specifically, is a 30 kW capacity glycol-based Computing Room Air Conditioning (CRAC) unit. This CRAC unit is engineered to provide exceptionally reliable and efficient cooling, making it an ideal choice for data centers, telecommunications facilities, and other mission-critical applications.
The DE363G 30 Liebert CRAC unit is designed with a glycol cooling system, which offers several advantages compared to water-cooled systems. Glycol is a non-toxic, non-corrosive, and non-freezing fluid that can be used in a wider range of temperatures than water. Therefore, glycol-based CRAC units are better suited for use in extreme temperature conditions, making them a popular choice for data centers in climates with harsh winters.
The DE363G 30 CRAC unit features a modular design, which allows for easy installation, maintenance, and expansion. It comes with a pre-wired control panel and factory-installed piping, making it easier to integrate into existing systems. The unit's rectangular shape and compact design also make it easy to install in tight spaces.
The cooling system in the DE363G 30 Liebert CRAC unit utilizes a backward-inclined centrifugal chiller, which provides efficient and reliable cooling capabilities. The chiller is designed to operate quietly, minimizing noise levels in the data center environment. The unit also features variable-speed compressors, which allow for precise temperature control and energy savings by adjusting the cooling output based on the cooling demand.
The DE363G 30 Liebert CRAC unit is also equipped with several advanced features designed to enhance its performance and reliability. These features include:
* Automatic compressor start and staging for efficient start-up.
* Variable frequency drive (VFD) for precise temperature control and energy savings.
* Operation in economizer mode, which uses outside air for cooling when conditions allow.
* Humidity control options to maintain precise relative humidity levels.
* Factory-installed intermediate pressure relief valves for added safety.
* Pre-filter and final filter for improved air filtration.
The DE363G 30 Liebert CRAC unit is designed to operate efficiently and reliably in even the most demanding conditions. Its robust construction, advanced features, and excellent performance make it a top choice for data center cooling applications where reliability and efficiency are essential. Whether you're building a new data center or upgrading an existing one, the DE363G 30 Liebert CRAC unit is an excellent investment for ensuring optimal cooling performance and overall system efficiency.
* PRO: Liebert CRAC units, including the DE363G 30 model, are known for their reliable and robust design, making them a popular choice in data centers and IT environments. (2006 model may have some age-related issues, but can be addressed with regular maintenance).
* CON: Age of the unit (2006) may lead to potential wear and tear, resulting in unexpected downtime or repair costs.
2. **Energy Efficiency:*** PRO: Glycol-based CRAC units, such as the DE363G 30, can offer energy efficiency advantages due to the cooling media's ability to maintain a consistent temperature with a smaller temperature differential, reducing energy consumption.
* CON: Older glycol CRAC units may have less energy-efficient components and lack advanced energy recovery features found in newer models, potentially leading to higher operating costs.
3. **Performance:*** PRO: The DE363G 30 offers a cooling capacity of 30 tons, making it suitable for mid-sized data centers or IT rooms requiring significant cooling capacity.
* CON: Older models, even those with high cooling capacities like the DE363G 30, may not be able to cope with increased heat loads from modern servers and IT equipment.
4. **Maintenance and Support:*** PRO: Liebert CRAC units benefit from a wide support network and a vast base of available spare parts and repair services to ensure long-term operation.
* CON: As the model is older (2006), there may be fewer readily available replacement parts, which could lead to longer downtime and delays in repairs.
5. **Cost:*** PRO: Used or refurbished DE363G 30 units may be available at a lower cost compared to purchasing a brand new unit.
* CON: Age and potential repair costs can offset the initial savings.
**Conclusion:**The DE363G 30 Liebert glycol CRAC unit (2006 model) presents a solid cooling solution but comes with both advantages and disadvantages. Its reliability and durability, cooling capacity, and potential energy efficiency offer enticing benefits. However, its age, potential energy inefficiency, and potential for wear and tear indicate that it might require additional attention and costs for maintenance and repairs compared to newer models.
**Recommendation:**If you are considering purchasing a 30-ton glycol CRAC unit, a DE363G 30 (2006 model) can serve as a suitable option for your IT infrastructure needs, provided you are willing to dedicate resources to regular maintenance and upkeep. However, it is essential to consider your budget, the age and health of the unit, and any upcoming IT infrastructure expansion plans, as a newer model may be worth the investment for better energy efficiency, advanced features, and lower upcoming maintenance costs.
These are very good condition 30 ton Liebert glycol cracks available from our data center. Units feature uncoils, advanced microprocessors, electric reheat, infrared humidifiers.