Appendix A - Acronyms

AHJ
Authority Having Jurisdiction
AB
alkylbenzene
AI
artificial intelligence
ACH
air changes per hour
ANSI
American National Standards Institute
ARP
Address Resolution Protocol
ASHRAE
American Society of Heating, Refrigerating, and Air Conditioning Engineers
AWEF
annual walk-in energy factor
BAS
building automation systems
BCuP
brazing alloy copper phosphorous
BAg
brazing alloy silver
CEC
Canadian Electrical Code
CO2
carbon dioxide
CSA
Canadian Standards Association
CFC
chlorofluorocarbon
CFM
cubic feet per minute
COP
coefficient of performance
CPR
crankcase pressure regulator
CRAC
computer room air conditioning
DDC
direct digital control
DX
direct-expansion
ECM
electronically commutated motors
EPR
evaporator pressure regulator
ERV
energy recovery ventilator
GHG
greenhouse gas
GPM
gallons per minute
GWP
global warming potential
HART
Highway Addressable Remote Transducer
HC
hydrocarbons
HCFC
hydrochlorofluorocarbon
HFC
hydrofluorocarbons
HFO
hydrofluoroolefin
HLHG
heat loss, heat gain
HRV
heat recovery ventilator
HSPF
heating seasonal performance factor
HTTP
Hypertext Transfer Protocol
HVAC/R
heating, ventilation and air conditioning/refrigeration
IAQ
indoor air quality
ITP
inspection test plans
LEED
Leadership in Energy and Environmental Design
LON
local operation network
NCV
non-contact voltage
NBC
National Building Code of Canada
ODSHAR
Ozone-depleting Substances and Halocarbon Alternatives Regulations
OEM
original equipment manufacturer
OHS
Occupational Health and Safety
P
proportional
PAG
polyalkylene glycol
PAO
polyalphaolefin
PI
proportional integral
P&I
piping and instrumentation
PID
proportional integral derivative
PLC
programmable logic controller
POE
polyolester
PPE
personal protective equipment
PVE
polyvinyl ether
P/T
pressure/temperature
PWM
pulse width modulation
RMS
root mean square
RSE
Red Seal Endorsement
RTD
resistive temperature device
SCBA
self-contained breathing apparatus
SCR
silicon-controlled rectifiers
SDS
Safety Data Sheets
SEER
seasonal energy efficiency ratio
SOP
safe operating procedures
TDG
Transportation of Dangerous Goods
VAV
variable air volume
VFD
variable frequency drive
VRF
variable refrigerant flow
VSD
variable speed drives
VVT
variable volume and temperature
WHMIS
Workplace Hazardous Materials Information System
ZCB
Zero Carbon Building
ZEV
zero-emission vehicle