The Liebert EFC Indirect Evaporative Freecooling System is a highly reliable and efficient cooling system for colocation, cloud hosting and other large data centers. It combines a highly efficient heat exchanger with advanced controls to help customers save money, reduce risks and simplify thermal management. The Liebert EFC provides low peak power usage, a rapidly scalable design, and advanced controls for operational efficiency and automated protection routines.
Features
- High efficiency heat exchanger providing up to 1 degree F approach to wet bulb temperature
- Low peak power
- Dry-mode effectiveness of 85%
- Heat exchanger air leakage of just 0.1% - one-tenth that of heat wheels
- Integrated controls with advanced communications and algorithms for self-healing protective routines and multi-unit teamwork efficiency
- Quick restart options in event of a power outage
- Low maintenance design and operation
- Single footprint
- Optional DX trim for additional capacity
Benefits
Saves You Money
- World’s most energy efficient heat exchanger, with an operational PUE as low as 1.03
- Maximum annual hours of dry and wet economization per year, while minimizing annual water usage
- Low peak power to allow downsizing of backup generator capacity or make more IT power available for sale
- Increased productivity through advanced controls and monitoring
- Lowest operating costs for higher profitabilityLowers Your Risks
- Multiple EC fans and DX circuits to ride through individual component failure
- Recover unit cooling capacity quickly during power events
- Rapidly scalable for faster deployment and time to market
- Ensures complete separation of air streams preventing any contamination and humidity infiltration Makes Management Easier
- Advanced controls that leverage unit and system monitoring intelligence
- Built-in routines for optimizing operations based on the cost of water and cost of energy for the most cost-effective performance.
- Controls algorithms automatically manage unit lead/lag, protect against coil freeze, manage compressor utilization, maximize economization and perform other business-critical functions
- Reduced maintenance burden through automated economization and having fewer moving parts than other technologies such as heat wheels