Red Seal Acronyms Flashcards by Sergiu Pascu

Q

AC

A

alternating current

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Q

AFCI

A

arc fault circuit interrupter

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Q

AHJ

A

authority having jurisdiction

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Q

AVR

A

Automatic Voltage Regulator

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Q

BAC

A

Building Automation and Control

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Q

BCD

A

binary coded decimal

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Q

BD

A

block diagram

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Q

CAD

A

computer-aided design

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Q

CATV

A

community antenna television

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Q

CEC

A

Canadian Electrical Code

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Q

CPU

A

central processing unit

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Q

CSA

A

Canadian Standards Association

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Q

CT

A

current transformers

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Q

DC

A

direct current

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Q

DCS

A

distributed control system

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Q

DDC

A

direct digital control

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Q

DVR

A

digital video recorder

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Q

EMI

A

electro-magnetic interference

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Q

EV

A

electric vehicles

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Q

FLA

A

full load amps

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Q

FLC

A

full load current

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Q

GFCI

A

ground fault circuit interrupter

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Q

GUI

A

graphical user interface

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Q

HMI

A

human machine interfacing

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HVAC

heating, ventilation and air-conditioning

I/O

input/output

IEEE

Institute of Electrical and Electronics Engineers

IL

instruction list

IP

Internet Protocol

kVA

kilovolt-amps

LAN

local area network

LD

ladder diagram

LED

light emitting diode

LEED

Leadership in Energy and Environmental Design

MCC

motor control centre

MOV

metal oxide varistor

MSDS

material safety data sheets

NBC

National Building Code

NEMA

National Electrical Manufacturers’ Association

O and M

Operations and maintenance

OEM

Original equipment manufacturer

OH and S

Occupational Health and Safety

OTDR

Optical time-domain reflectometer

OTE

Output energized

PA

Public address

PDC

Power distribution centre

PLC

Programmable logic controller

PoE

Power over Ethernet

PPE

Personal protective equipment

PQA

Power Quality Analyzer

PT

Potential transformers

RFID

radio frequency identification

SCADA

Supervisory Control and Data Acquisition

ScTP

screened twisted pair

TDR

time-domain reflectometer

TIA

Telecommunications Industry Association

ULC

Underwriters Laboratories of Canada

UPS

uninterruptible power supply

UTP

unshielded twisted pair

VDV

voice / data / video

VFD

variable frequency drive

WHMIS

Workplace Hazardous Materials Information System

XIO

examine if opened

XIC

examine if closed