London facility. Some energy saving best practices had already been targeted.
- New UPSs to replace single unit
- CRAC unit upgrades
- Ultrasonic humidification (very low energy)
- Implementation of 4 No. glycol pumps with VSDs, and lowering of fan speeds
- New PMS (power monitoring system) Front End
- Replace DAC (dry air cooler) fans with EC direct drive units
- Replacement of 3 No. chillers because of R22 gas use