Data Center Cooling & Pumps
Chillers, CW/CHW pumps, CRAH/CRAC, BAS integration, and N+1/2N redundancy. Vendor-agnostic. Four levels from field tech to commissioning lead.
Chiller Plant Tech
20 Questions · Loops, pumps, sensors
Chilled-water and condenser-water loops, pump types, valves, lockout/tagout, and basic instrumentation (RTDs, pressure, flow). The on-the-floor starting point.
CRAH/CRAC Specialist
20 Questions · Room cooling & BAS
CRAH vs CRAC vs in-row, EC fans, hot/cold aisle containment, BACnet/Modbus tag mapping, setpoint logic, and alarm triage.
Cooling Plant Engineer
20 Questions · Sequencing & efficiency
Sequence-of-operations, chiller staging, condenser water optimization, free/economizer cooling, pump affinity laws, and NPSH.
Critical Cooling Lead
20 Questions · Redundancy & RCA
N+1 / 2N redundancy, failure-mode analysis, commissioning, re-acceptance after maintenance, and root-cause analysis on thermal events.