Field glossary

CRAH

Computer room air handler, the chilled-water air mover whose fans are commonly kept on generator or UPS during the gap

Used across 4 Anvilfield field guides, most in Datacenter.

Also defined as

HVAC: Computer room air handler, a chilled-water AHU built for a data hall
Computer room air handler, a chilled water coil unit with no compressor, fed from a central plant

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