HP Performance Optimized Datacenter 240e North America (Adiabatic) Maintenance and Service Guide

Glossary 53
Glossary
AHJ
authority having jurisdiction
AHU
air handler unit
APJ
Asia Pacific Japan
cover
An unhinged portion of an enclosure that covers an opening.
disconnect switch
A device that disconnects all ungrounded conductors of a circuit from their electrical supply.
door
A hinged portion of an enclosure that covers an opening.
ECS
environmental control system
EMEA
Europe, Middle East, and Africa
EPO
emergency power off
equipment
A general term, including fittings, devices, appliances, luminaries, apparatus, machinery, and the like used
as a part of, or in connection with, a modular data center (Source: NEC).
IEC
International Electrotechnical Commission
LLS
LLS means look, listen, and sniff. Use your visual, auditory, and olfactory senses to detect electrical fires.