Title: 1.3 - MCO Acronyms
Course: Introduction to Mission Critical > Section: Introduction to Mission Critical

Click here for a downloadable version of this document: (EXTERNAL) Acronyms for Mission Critical Operations

Mission Critical Operations can involve a great deal of acronyms. Below is a quick reference tool with some of those acronyms to help you navigate these terms. Be aware, however, that certain letter sets can be used to mean multiple different things in different situations and contexts. For example TIA here stands for Telecommunications Industry Association but, in a different context, could also stand for "Thanks In Advance," "Toy Industry Association," or "Tampa International Airport."

Acronym | Definition
AC | Alternating Current
ANSI | American National Standards Institute
ASHRAE | American Society of Heating, Refrigeration and Air Conditioning Engineers
ATS | Automatic Transfer Switch
BAS | Building Automation System
BMS | Building Management System
BTU | British Thermal Unit
CAT3 | Category 3
CAT5e | Category 5e
Cat6a | Category 6a
CDU | Cabinet Distribution Unit / Cooling Distribution Unit
CFM | Cubic feet per Minute
COAX | Coaxial
CRAC | Computer Room Air Conditioner
CRAH | Computer Room Air Handler
DAS | Distributed Antenna System
DC | Direct Current
DCIE | Data Center Infrastructure Efficiency
DDC | Direct Digital Control
DNS | Domain Naming Service
DRUPS | Diesel Rotary UPS
DX | Direct Expansion
EOP | Emergency Operating Procedure
EPA | Environmental Protection Agency
EPMS | Electrical Power Monitoring System
EPO | Emergency Power Off
FACP | Fire Alarm Control Panel
FERC | Federal Energy Regulatory Commission
FPTU | Fan Powered Terminal Units
GHS | Global Harmonization System
GPM | Gallons per Minute
HHS | Department of Health and Human Services
HIPAA | Health Insurance Portability and Accountability Act
HMI | Human Machine Interface
HSSD | High Sensitivity Smoke Detection
HVAC | Heating Ventilation and Air Conditioning
IAQ | Indoor Air Quality
ICC | International Code Council
IDF | Intermediate Distribution Frame
IP | Internet Protocol
ISA | International Society of Automation
ISO | International Standards Organization
ITIL | Information Technology Infrastructure Library
KVA | Kilo-Volt-Ampere
KW | Kilowatt
LEED | Leadership in Energy and Environmental Design
LPM | Liters per Minute
MDF | Main Distribution Frame
MOP | Method of Procedure
NEC | National Electrical Code
NERC | North American Electric Reliability Corporation
NETA | InterNational Electrical Testing Association
NFPA | National Fire Protection Association
NiCad | Nickel Cadmium
O&M | Operations and Maintenance
OSHA | Occupational Safety and Health Administration
P&ID | Process and Instrumentation Diagram
PBX | Private Branch Exchange
PDU | Power Distribution Unit
PLC | Programmable Logic Controller
PM | Preventative Maintenance
POTS | Plain Old Telephone Service
PPE | Personal Protective Equipment
PSI | Pounds per Square Inch
PUE | Power Usage Effectiveness
RPP | Remote Power Panel
SCADA | Supervisory Control and Data Acquisition
SOP | Standard Operating Procedure
STS | Static Transfer Switch
TIA | Telecommunications Industry Association
TVSS | Transient Voltage Surge Suppressor
UPS | Uninterruptible Power Supply
USGBC | United States Green Building Council
VAV | Variable Air Volume
VFD | Variable Frequency Drive
VRLA | Valve Regulated Lead Acid
WAP | Wireless Access Point