HP Performance Optimized Datacenter 20c User Guide - North America

Cooling system 63
Water from natural condensation forms. Condensation from the heat exchangers flows to one of the two
condensation drains located at each end of the hot aisle.
IMPORTANT: You might need to connect the HP POD 20c condensate drains directly to the local
storm or sanitary drain, depending on the local jurisdictional requirements.
Cold aisle drains
Item Component Description
1
Chilled water supply and return
header drain
Drains water from the chilled water supply and return header in the
event a leak develops
2
Humidifier drain Drains water from the humidifier
IMPORTANT: The humidifier drain contains concentrated impurities due to the humidification
process and is extremely hot. You might need to connect this drain and the supply head drains
directly to a local storm or sanitary drain, depending on the local jurisdictional requirements.
Leak detection
The HP POD 20c includes six heat exchanger condensate drains. One drain pan sensor is located in the
drain tray below each set of heat exchangers.
Two sensors are also located in the header drain pans, one in cooling zone 2 and one in cooling zone 5.