Definitions of Terms, Acronyms, Abbreviations and Units of Measure

The following table describes some of the terminology used in this standard.

Term Definition
AED Automated External Defibrillator
Benchmark A standard or point of reference against which things may be
BMS Building Management/Monitoring System
CAB Change Advisory Board
Certified Officially recognize (someone or something) as possessing certain
qualifications or meeting certain standards.
CFM/CMH Cubic Feet per Minute / Cubic Meter per Hour
CMS Configuration Management System
CMMS Computerized Maintenance Management System
CUE Carbon Usage Effectiveness
CPU Central Processing Unit
CPR Cardiopulmonary resuscitation
CRAC Computer Room Air-conditioner
Complaint A statement that a situation is unsatisfactory or unacceptable.
Compliance To adhere to an act or its regulations
Conformity To meet a requirement, standard, or procedure
Computer room The room containing continuous operation for ICT equipment
which processes and stores business processes and data
Customer Any individual or organization which uses the services provided by
the organization
Data center The computer room plus all its supporting facilities.
DRM Detailed Resource Matrix
ECAB Emergency Change Advisory Board
ECO Engineering Change Orders
EMS Environmental Monitoring System
EOD End Of Deployment
EnMS Energy Management System
EOL End Of Life
EOS End Of Service
ERT Emergency Response Training
Fault A break or other defect in a system and/or equipment.
FCO/FCN Field Change Orders/Field Change Notice
Framework A basic structure underlying a system and/or concept.
HVAC Heating, Ventilation and Air-conditioning
HV/HT High Voltage/High Tension
ICT Information and Communications Technology
IET Individual Equipment Test
IPVT/IST Integrated Product Verification Test / Integrated System Test
KPI Key Performance Indicator
HIPAA Health Insurance Portability and Accountability Act
MAID Massive Array of Idle Disks
MCTS Multi-Tier Cloud Security standard
MOP Maintenance Operation Procedure
MRM Master Resource Matrix
MTBF Mean Time Between Failures
MTTF Mean Time To Fail
MTTR Mean Time To Repair
Needs analysis A document with precise and non-ambiguous description of the
service required.
OCR Optical Character Recognition
Operational Level Agreement A contract that defines how various departments within the data
center organization plan to deliver a service or set of services to
support an SLA.
Organization (the) The data center service provider.
PCI DSS Payment Card Industry Data Security Standard
PDU Power Distribution Unit
Policies Set of rules and guiding principles that shall be adhered to, while
executing related process(es) and procedure(s).
PPE Personal Protective Equipment
Procedure A set of specific steps that describe how an activity should be
carried out, and by whom.
Process A set of interrelated activities that delivers a desired outcome.
PTW Permit To Work
PUE Power Usage Effectiveness
Regular At least once a year or after every major change
Resource matrix Matrix which indicates which type, level and quantity of resources
should be available.
Restricted area An area or room which requires additional security measures to
ensure risk of disturbance to this room or area is minimized. For the
definition of this standard, it includes (but is not limited to);
Transformer room/area, Generator room/area, UPS room,
Computer room etc.
REF Renewable Energy Factor
RFP Request For Proposal
ROI Return on Investment
Service catalogue A document detailing all services that can be performed/delivered
by the organization to its customers.
Service Improvement Process
A service expansion/improvement process that builds on the
existing services and identifies opportunities to improve and/or add
new services.
SLA - Service Level Agreement A contract between a service provider (either internal or external)
and the end user that defines the level of service expected from the
service provider.
SLM - Service Level
Process that forms the link between the service provider and
SMBWA Safety Management By Walking Around
Service provider Anybody who provides a service to another party. Service providers
could be vendors as well as a department delivering services to
another department within the organization.
Skills matrix Matrix which indicates which skills the organization should have in
order to be able to meet SLA commitments.
Standard A document that provides requirements, specifications, guidelines
or characteristics that can be used consistently to ensure that
materials, products, processes and services are fit for their purpose.
Supporting facilities The technical and operational areas required to support the
computer room environment such as UPS room, Generator
area/room, Network Operations Center (NOC) etc.
UPS Uninterruptable Power Supply
Vendor A third party who delivers services/products to the organization.
WAN Wide Area Network
WHS Work Health & Safety
Work instruction Set of instructions that describe exactly how a low-level activity
must be carried out.
WUE Water Usage Effectiveness