Terms, Abbreviations and Acronyms

An explanation of some of the terms used on this site and in Security / Electrical

 

General

IP Rating Ingress Protection Rating

Li-Ion Lithium Ion

CW Cool White

WW Warm White

PSU Power Supply Unit

RGB Red, Green and Blue


General Lighting

LED Light Emitting Diode

OLED Organic Light Emitting Diode

CRI Colour Rendering Index

LUX Lumens per square Meter

Lm or Lms Lumens

CCT Correlated Colour Temperature

K (in reference to lighting) Kelvin

MW or MWS Microwave Sensor

HO High Output

PC Photocell

DALI Digitally Addressable Lighting Interface


Lighting Types

BC Bayonet Cap

ES Edison Screw

MH Metal Halide

HPS High Pressure Sodium

LPS Low Pressure Sodium

HID High Intensity Discharge

CCFL Cold Cathode Fluorescent Lamp

CFL Compact Fluorescent Lamp

FL Fluorescent

MR Multifaceted Reflector

PAR Parabolic Aluminised Reflector


Electrical

W Watt

kW Kilowatt

kWh Kilowatt Hour

mW Megawatt

EM Electromagnetic


Security

G2 Grade 2

G3 Grade 3

IR Infrared

PIR Passive Infra-red

DT Dual Technology

TD Twin Dual

PW Petwise / Pet Immune

QD Quad Element

AM Antimasking

RF Radio Frequency

EOL End of Line (wiring variant)


Colour Abbreviations

AB Antique Brass

MW Matt White

BS Brushed Steel

PB Polished Brass

SC Satin Chrome

SN Satin Nickel

PC Polished Chrome

SS or SST Stainless Steel


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