Appendix A - Acronyms
- AC
- alternating current
- AED
- automated external defibrillator
- AFCI
- arc fault circuit interrupter
- AHJ
- authority having jurisdiction
- ANSI
- American National Standards Institute
- ASCII
- American Standard Code for Information Interchange
- AVR
- Automatic Voltage Regulator
- BCD
- binary coded decimal
- BIL
- Basic Insulation Level
- CAD
- computer-aided design
- CAM
- computer-aided manufacturing
- CCTV
- closed-circuit television
- CEC
- Canadian Electrical Code
- CPR
- cardiopulmonary resuscitation
- CPU
- central processing unit
- CSA
- Canadian Standards Association
- CSC
- Construction Specifications Canada
- CT
- current transformer
- DAS
- distributed antenna system
- DC
- direct current
- DCLA
- data communication link, Class A
- DCLB
- data communication link, Class B
- DCLC
- data communication link, Class C
- DCS
- distributed control system
- DDC
- direct digital control
- DNP
- distributed network protocol
- DVR
- digital video recorder
- ELV
- extra-low-voltage
- EMC
- electro-magnetic compatibility
- EMT
- electrical metallic tubing
- ENT
- electrical non-metallic tubing
- FLC
- full load current
- GFCI
- ground fault circuit interrupter
- GUI
- graphical user interface
- HDPE
- high-density polyethylene
- HID
- high intensity discharge
- HMI
- human machine interfacing
- HVAC
- heating, ventilation and air-conditioning
- I/O
- input/output
- IEEE
- Institute of Electrical and Electronics Engineers
- IP
- Ingress Protection
- kVA
- kilovolt-amps
- LAN
- local area network
- LED
- light emitting diode
- MCC
- motor control centre
- MOV
- metal oxide varistor
- NBC
- National Building Code
- NFC
- National Fire Code of Canada
- O&M
- operations and maintenance
- OEM
- original equipment manufacturer
- OH&S
- Occupational Health and Safety
- OTDR
- optical time-domain reflectometer
- PA
- public address
- PCB
- polychlorinated biphenyl
- PDC
- power distribution centre
- PID
- proportional-integral-derivative
- PLC
- programmable logic controller
- PoE
- Power over Ethernet
- PPE
- personal protective equipment
- PVC
- Poly Vinyl Chloride
- RFID
- radio frequency identification
- ScTP
- screened twisted pair
- SIS
- safety instrumented systems
- SCADA
- Supervisory Control and Data Acquisition
- SDS
- Safety Data Sheets
- TDR
- time-domain reflectometer
- TIA
- Telecommunications Industry Association
- SPL
- sound pressure level
- SI
- système internationale
- TDG
- Transportation of Dangerous Goods
- ULC
- Underwriters Laboratories of Canada
- UPS
- uninterruptible power supply
- UTP
- unshielded twisted pair
- VA
- volt-ampere
- VDV
- voice/data/video
- VFD
- variable frequency drive
- VoIP
- voice over Internet protocol
- VT
- voltage transformer (previously called potential transformer)
- WHMIS
- Workplace Hazardous Materials Information System
- WLL
- working load limit