A | Amperes | |
AC | Accuracy Class | |
Ac | Alternating Current | |
ACL | Access Control List | |
ACMA | Australian Communication and Media Authority | |
AD | Anaerobic Digester | |
A/D | Analogue to Digital | |
ADA | Americans with Disabilities | |
ADC | Analogue to Digital Converter | |
ADRs | Accessible Design Resources | |
ADSL | Asynchronous Digital Subscriber Line | |
AEE | Association of Energy Engineers (US-based) | |
AFC | Approved For Construction | |
Afcone | African Commission on Nuclear Energy | |
AFD | Approved for Design | |
AFE | Active Front End | |
AFF | Above Finished Floor | |
AFG | Above Finished Grade | |
AGV | Automatic Guided Vehicle | |
AHF | Advanced Harmonic Filters | |
AHU | Air Handling Unit | |
AIC | Amps Interrupting Capacity | |
AIN | Analogue Input | |
ALCMS | Airfield Lighting Control & Monitoring System | |
AMS | Approved Measuring System | |
ANN | Annunciator | |
ANSI | American National Standards Institute | |
AOP | Advanced Oxidisation Process | |
AP | Assembly and Programming | |
APC | Advanced Process Control | |
APC | Associated Production Centre | |
APD | Asset Protection Devices | |
API | Active Pharmaceutical Ingredients | |
API | American Petroleum Institute | |
APM | Alternating Pulse Modulation | |
APS | Advanced Planning and Scheduling | |
ARC | Advanced Regulated Control | |
ASEISA | Accelerated and Shared Growth in South Africa | |
ASIC | Application Specific Integrated Circuit | |
ASR | Advanced Sulphur Reduction | |
ASS | Adaptive Scheduling Systems | |
ASTM | American Society for Testing and Materials | |
ATE | Automated Testing Equipment | |
ATS | Automatic Transfer Switch | |
AU | African Union | |
AWE | Airborne Wind Energy | |
AWG | American Wire Gauge | |
BAS | Building Automation System | |
BAT | Battery | |
BBPL | Broad Band Power Line | |
BEMS | Building Energy Management System | |
BER | Bit Error | |
BFG | Below Finish Grade | |
BFSG | Bonded Foil Strain Gauges | |
BIOS | Basic Input/ Output System | |
BIPV | Building Integrated Photovoltaics | |
BJT | Bipolar Junction Transistor | |
BLdc | Brushless Direct Current | |
BMF | Building Management Facilities | |
BMS | Building Management System | |
BNR | Biological Nutrient Removal | |
BOD | Biological Oxygen Demand | |
BPFO | Ball Park Frequency of Outer Race | |
BSE | Building Services and Equipment | |
BSI | British Standards Institute | |
BTU | British Thermal Unit | |
C | Conduit | |
C&I | Control and Instrumentation | |
CAA | Clean Air Act | |
CAD/CAM | Computer Aided Design/ Computer Aided Manufacture | |
CAN | Controller Area Network | |
CAPEX | Capital Expenditure | |
CAT | Computerised Axial Tomography | |
CATS | Convergent Automation Technology Solution | |
CATV | Cable Television | |
CB | Circuit Breaker | |
CBA | Component Based Automation | |
CBEMA | Computer and Business Equipment Manufacturers Association | |
CBF | Control Builder F | |
CCD | Charge Coupled Device | |
CCS | Carbon Capture and Storage | |
CCTV | Closed Cicruit Television | |
CD | Chromatic Dispersion | |
CDM | Clean Development Mechanism | |
CDP | Carbon Disclosure Project | |
CEM | Certified Energy Manager | |
CEMEP | Committee of Manufacturers of Electrical Machines and Power Electronics | |
CFB | Circulating Fluidised Bed | |
CFC | Continuous Function Chart | |
CFL | Compact Fluorescent Lamp | |
CHP | Combined Heat and Power | |
CIF | Common Intermediate Format | |
CIGS | Copper Indium Gallium Selenide | |
CIN | Contact Input | |
CIP | Cleaning in Process/Place | |
CIP | Common Industrial Protocol | |
CIV | Corona Inception Voltage | |
CMMS | Computerised Maintenance Management System | |
CMVP | Certified Measurement and Verification Professional | |
CMVPSA | Council of Measurement and Verification Professionals of South Africa | |
CO | Conduit Only | |
CO2 | Carbon Monoxide | |
COD | Chemical Oxygen Demand | |
COM | Common Object Model | |
COMPS | Centre of Material and Process Synthesis | |
COP | Cleaning out of Place (process) | |
COP | Congress of the Parties | |
COS | Carbonyl Sulphide | |
CoS | Class of Service | |
CP/M | Control Programme for Micro Computers | |
CPT | Control Power Transformer | |
CPU | Central Processing Unit | |
CRC | Cyclic Redundancy Check | |
CRI | Colour Rendering Index | |
CS2 | Carbon Disulphide | |
CSIR | Council for Scientific and Industrial Research | |
CSMA/CD | Carrier Sense Multiple Access with Collision Detection | |
CSP | Concentrated Solar Power | |
CTB | Central Terminal Building | |
CTC | Continuously Transposed Conductor | |
CTIA | Cape Town International Airport | |
CTL | Coal to Liquid | |
CTM | Cable Theft Monitor | |
CTS | Cape Town Stadium | |
CU | Copper | |
CVD | Chemical Vapour Disposition | |
CWDM | Coarse Wavelength Division Multiplexing | |
(D) | Demolition | |
D&R | Documentation and Rationalisation | |
D/A | Digital to Analogue | |
DALI | Digitally Addressable Lightning Interface | |
DAQ | Data Acquisition | |
dB | Decibels | |
Dc | Direct Current | |
DCCT | Dc Current Transducer | |
DCOM | Distributed Component Object Model | |
DCP | Data Control Program | |
DCS | Distributed Control System | |
DFSK | Digital Frequency Shift Keying | |
DGA | Dissolved Gas Analysis | |
DHCP | Dynamic Host Configuration Protocol | |
DIC | Direct and Indirect Costs | |
DIL | Design Insulation Level | |
DLL | Dynamic Link Library | |
DMM | Digital Multi Meter | |
DMZ | Demilitarised Zone | |
DBD | Dielectric Barrier Discharge | |
DNI | Direct Normal Irradiation | |
DO | Dissolved Oxygen | |
DoE | Department of Energy | |
DOL | Direct On Line | |
DOS | Disk Operating System | |
DP | Degree of Polymerisation | |
DP | Differential Pressure | |
DP | Distributed Peripherals | |
DPC | Downtime Production Costs | |
DPF | Displacement Power Factor | |
DP-QPSK | Dual Polarised Quadrature Phase Shift Keying | |
DPR | Digital Path Receiver | |
DRI | Direct Refuse Iron | |
DSF | Dispersion Shifted Fibre | |
DSM | Demand Side Management | |
DSP | Digital Signal Processor | |
DSCP | Differentiated Services Code Point | |
DSSC | Dye Sensitised Solar Cell | |
DSSS | Direct Signal Spread Spectrum | |
DTC | Direct Torque Control | |
DTI | Department of Trade and Industry | |
DWDM | Dense Wavelength Division Multiplexing | |
EDF | Electricité de France | |
EDFA | Erbium Doped Fibre Amplifiers | |
EEC | Electrical Energy Costs | |
EEC | Energy and Environmental Consulting | |
EEDSM | Energy Efficiency Demand Side Management | |
EEG | Erneuerbare Energien Gesetz (Law on) | |
EF | Exhaust Fan | |
Eff | Efficiency | |
EG | Equipment Grounding | |
EGU | Engine Generator Unit | |
EHV | Extra High Voltage | |
EIRP | Effective Isotropic Radiated Power | |
ELCB | Earth Leakage Circuit Breaker | |
eLPS | External Lightning Protection Solution | |
EM | Emergency | |
EMC | Electro Magnetic Compatibility | |
EMF | Electromagnetic Field | |
EMS | Energy Management System | |
EMT | Electrical Metal Conduit | |
ENT | Electrical Non-Metallic Conduit | |
EMS | Energy Metering System | |
EP | Explosion Proof | |
EP | Equipotential Platform | |
EPAct | Energy Policy and Conservation Act | |
EPCM | Engineering, Procurement and Construction Management | |
EPIS | Energy Performance Indicator System | |
EPR | Ethylene Propylene Rubber | |
EPRI | Electric Power Research Institute | |
EQB | Environmental Quality of Buildings | |
ERP | Effective Radiated Power | |
ERP | Enterprise Resource Planning | |
ESCO | Energy Services Company | |
ESD | Electrostatic Discharge | |
ESD | Emergency Shutdown | |
ESG | Environment, Social and Corporate Governance | |
ESR | Equivalent Series Resistance | |
ETF | Energy Training Foundation | |
ETF | Exchange Traded Fund | |
EU | European Union | |
(F) | Future | |
FA | Fire Alarm | |
FACp | Fire Alarm Control Panel | |
FAT | Factory Acceptance Test | |
F+B | Food and Beverage | |
FC | Fan Coil | |
FCC | Federal Communication Commission | |
FDA | Food and Drug Administration | |
FEA | Finite Element Analysis | |
FER | Frame Error Rate | |
FHSS | Frequency Hopping Spread Spectrum | |
FIDS | Flight Information Display System | |
FIFO | First In - First Out | |
FLC | Full Load Current | |
FPGA | Field Programmable Gate Array | |
fps | frames per second | |
FSK | Frequency Shift Key | |
FTP | File Transfer Protocol | |
FU | Fuse | |
FWLI | Full Wave Lightning Impulse | |
GaAs | Gallium Arsenide | |
GARP | Generic Attribute Registration Protocol | |
GBCSA | Green Building Council of South Africa | |
GC | Gas Chromatograph | |
GND | Ground | |
GDP | Growth Domestic Product | |
GFCI | Ground Fault Circuit Interrupter | |
GFR | Ground Fault Relay | |
GHG | Greenhouse Gas | |
GIC | Geo-magnetic Induced Currents | |
GIS | Gas-insulated Swtichgear | |
GMRP | GARP Multicast Registration Protocol | |
GOOSE | Generic Object Oriented Substation Event | |
GPS | Global Positioning Satellite | |
GPS | Global Positioning System | |
GPR | Ground Potential Rises | |
GSM | Global System for Mobile Communications | |
GTL | Gas to Liquid | |
HAZOP | Hazard and Operability Study | |
HCV | High Containment Valves | |
HF | Hydrofluoric Acid | |
HH | Handhole | |
HID | High Intensity Discharge | |
HMI | Human Machine Interface | |
HOA | Hand-Off-Auto Switch | |
HP | Horse Power | |
HPLC | High Performance Liquid Chromatography | |
HPS | High Pressure Sodium | |
HQE | High Quality Environment | |
HSE | Health, Safety and Environment | |
HSR | High-availability Seamless Redundancy | |
HTF | Heat Transfer Formula | |
HV | High Voltage | |
HVAC | Heating, Ventilation, Air-conditioning | |
Hz | Hertz | |
I/O | Input/ Output | |
IACS | Industrial Automation and Control Systems | |
ICASA | Independent Communications Authority for South Africa | |
ICC | Integrated Control Configurator | |
ICS | Industrial Control Systems | |
IDM | Integrated Demand Management | |
Ids | Identifications | |
IEA | International Energy Agency | |
IEC | International Electrotechnical Commission | |
IEEE | Institute of Electrical and Electronics Engineering | |
IEGT | Injection Enhanced Gate Transistor | |
IFT | Inter-facial Tension | |
IG | Isolated Ground | |
IGBT | Insulated Gate Bipolar Transistor | |
IGCT | Integrated Gate Commuted Thyristor | |
ILEP | Integrated Lightning Engineering Plan | |
ILEPS | Internal Lightning Protection System | |
iLPS | Integrated Lightning Protection Solution | |
IP | Internet Protocol | |
IPAP | Industrial Policy Action Plan | |
IPC | Industrial Personal Computer | |
IPMVP | International Performance Measurement and Verification Protocol | |
IPP | Independent Power Producer | |
IPsec | Internet Protocol Security Architecture | |
ISA | Industry Standard Architecture | |
ISDN | Integrated Services Digital Network | |
ISM | Industrial, Scientific, Medical | |
ISO | International Standards Organisation | |
ISP | Intelligent Signal Processing | |
IT | Information Technology | |
ITTATC | Information Technology Technical Assistance and Training Centre | |
JB | Junction Box | |
KAIC | Kilo-Amps Interrupting Capacity | |
KPA | Key Performance Area | |
KSIA | King Shaka International Airport | |
KV | Kilovolt | |
KVA | Kilovolt-Amp | |
kVAR | Reactive Power | |
KW | Kilowatt | |
KWH | Kilowatt-Hour | |
LAN | Local Area Network | |
LCD | Liquid Crystal Display | |
LDN | Lightning Detection Network | |
LED | Light Emitting Diode | |
LEH | Light Emitting Heater | |
LOR | Light Output Ratio | |
LPS | Lightning Protection System | |
LPZ | Lightning Protection Zone | |
LRS | Liquid Resistance Starters | |
LSI | Large Scale Integration | |
L V | Low Voltage | |
M&V | Measurement and Verification | |
MAC | Media Access Control | |
MAC | Main Automation Contractor | |
mCB | Main Circuit Breaker | |
Mcb | Mini circuit breaker | |
MCC | Motor Control Centre | |
MCOV | Maximum Continuous Operation Voltage | |
MCP | Motor Circuit Protector | |
MEBB | Main Equipotential Bonding Bar | |
MFR | Manufacturer | |
MH | Metal Halide | |
MICE | Mechanical, Ingress, Climatic/Chemical, Electromagnetic | |
MLO | Main Lugs Only | |
MOV | Metal Oxide Varistor | |
MP | Measuring Point | |
MRI | Magnetic Resonance Imaging | |
MSDS | Material Safety Data Sheet | |
MSI | Master Systems Ingegrator | |
MTBF | Mean Time Before Failure | |
MTDR | Metallic Time Domain Reflector | |
MTR | Maximum Time to Respond | |
MV | Medium Voltage | |
MVA | Mega-volt Amperes | |
MVR | Mechanical Vapour Compression | |
MW | Microwave | |
(N) | New | |
NASA | National Aeronautics and Space Administration | |
NAT | Network Address Translation (also IP Masquerading) | |
NDA | Non Disclosure Agreement | |
NDSF | Non Dispersion Shifted Fibre | |
NEC | Neutral Earthing Resistor | |
Necsa | South African Nuclear Energy Corporation | |
NED | National Electric Code | |
NEEA | National Energy Efficiency Agency | |
NEMA | National Electrical Manufacturers Association | |
NESC | National Electric Safety Code | |
NFPA | National Fire Protection Association | |
NGO | Non-governmental Organisation | |
NIC | Not In Contract | |
NL | Night Light | |
NMBS | Nelson Mandela Bay Stadium | |
NOAA | National Oceanic and Atmospheric Administration | |
NPC | Neutral Point Clamped | |
NPT | Nuclear Non-Proliferation Treaty | |
NPV | Net Present Value | |
NRS | National Rationalise Specification | |
NTP | Network Time Protocol | |
NTS | Not to Scale | |
NZ-DSF | Non Zero Dispersion Shifted Fibre | |
O&M | Operations and Management | |
OC | On Centre | |
OCGT | Open Cycle Gas Turbine | |
ODAF | Oil Directed Air Forced | |
OEL | Occupational Exposure Level | |
OEM | Original Equipment Manufacturer | |
OFAF | Oil Forced Air Forced | |
OHS | Occupational Health and Safety | |
OHSA | Occupational Health and Safety Act | |
OIP | Oil Impregnated Paper | |
OLE | Object Linking and Embedding | |
ONAF | Oil Natural Air Forced | |
ONAN | Oil Natural Air Natural | |
OPC | OLE for Process Control | |
OPEX | Operational Expenditure | |
OPV | Organic Photovoltaics | |
OSHA | Occupation Health and Safety Act | |
OTSC | Once Through Super Critical | |
P&AC | Process and Automation Control | |
P&G | Provisional and General | |
PA | Public Address | |
PB | Pull Box | |
PBMR | Pebble Bed Modular Reactor | |
PCB | Printed Circuit Board | |
PCB | Poly Chlorinated Biphenyl | |
PCDD | Poly Chlorinated Dibenzo Dioxins | |
PCDF | Poly Chlorinated Dibenzo Furanes | |
PCI | Personal Computer Instrumentation | |
PCI | Protocol Control Information | |
PCM | Phase Change Material | |
PCN | Process Control Network | |
PCP | Power Conservation Programme | |
PD | Partial Discharge | |
PDCA | Plan-Do-Check-Act | |
PF | Power Factor | |
PF | Pulverised Coal | |
PFC | Power Factor Correction | |
PFL | Power Fault Locator | |
PHA | Process Hazard Analysis | |
PID | Proportional Integral Derivative | |
PILC | Paper Insulated Lead Covered Cable | |
PKI | Public Key Infrastructure | |
PLC | Programmable Logic Controller | |
PMD | Polarisation Mode Dispersion | |
PMI | Positive Material Identification | |
PN | Positive Negative | |
POF | Plastic Optical Fibre | |
PoS | Point of Sale | |
PP | Pulsed Power | |
Ppb | Parts per billion | |
PPE | Personal Protection Equipment | |
Ppm | Parts per minute | |
PQ | Power Quality | |
PRP | Parallel Redundancy Protocol | |
PT | Potential Transformer | |
PTP | Precision Time Protocol | |
PTPv2 | Precision Time Protocol version 2 | |
PTT | Press-to-Test | |
PTZ | Pan Tilt Zoom | |
PV | Photo Voltaic | |
PV | Process Variable | |
PVC | Polyvinyl Chloride | |
PW | Pulse Width Modulation | |
QMS | Quality Management System | |
QoS | Quality of Service | |
RAS | Remote Access Server | |
RE | Renewable Energy | |
RECPT | Receptacle Outlet | |
REIPPPP | Renewable Energy Independent Power Producer Procurement Programme | |
REFIT | Renewable Energy Feed In Tariff | |
RF | Radio Frequency | |
RGS | Rigid Galvanised Steel | |
RIP | Resin Impregnated Paper | |
RISC | Reduced Instruction Set Controller | |
RMU | Ring-Main Unit | |
rpm | revolutions per minute | |
ROI | Rate/return of Investment | |
ROSE (Foundation) | Recycling Oil Saves the Environment | |
RSS | Relay Server Software | |
RSTP | Rapid Spanning Tree Protocol | |
RTD | Resistance Temperature Detector | |
RTO | Real Time Optimisation | |
RTU | Remote Terminal Unit | |
RVSS | Reduced Voltage Soft Start | |
SABS | South African Bureau of Standards | |
SAEE | Southern African Association for Energy Efficiency | |
SAIDI | Systems Average Interruption Duration Index | |
SALDN | SA Lightning Detection Network | |
SAN | Storage Area Network | |
SANAE | South African National Antarctic Expedition | |
SANEA | South African National Energy Association | |
SANAS | South African National Accreditation System | |
SANEDI | South African National Energy Development Institute | |
SANS | South African National Standard | |
SANSA | South African National Space Agency | |
SARS | South African Revenue Service | |
SAT | Site Acceptance Test | |
SBAT | Sustainable Building Assessment Tool | |
SCADA | Supervisory Control and Data Acquisition | |
SCR | Silicon Controlled Rectifier | |
SCSI | Small Computer System Interface | |
SGCT | Symmetrical Gate Commutated Thyristor | |
SiC | Silicon Carbide | |
SIL | Safety Integrity Level | |
SIS | Safety Instrumented System | |
SM | Single Mode | |
SMT | Surface Mount Technology | |
SNMP | Simple Network Management Protocol | |
SOC | System On Chip | |
SPD | Surge Protection Device | |
SQL | Structured Query Language (database) | |
SSC | Screened Separable Connector | |
SSC | Submerged Scrapper Conveyors | |
SWH | Solar Water Heating | |
T&O | Taste and Odour | |
TC | Technical Committee | |
TCP | Transmission Control Protocol | |
TCO | Total Cost of Ownership | |
TDR | Time Domain Reflector | |
THO | Total Harmonic Distortion | |
TLC | Thin Layer Chromatology | |
TOC | Total Owing Cost | |
TOU | Time of Use | |
TS | Thermally Stabilised | |
TSSP | Transient Switching Surge Protection | |
TU | Thermally Upgraded | |
TVSS | Transient Voltage Surge Suppressor | |
UF | Under Floor | |
UG | Underground | |
UHF | Ultra High Frequency | |
UHT | Ultra High Temperature | |
UNEP | United Nations Environment Programme | |
UNFCCC | United Nations Framework Convention on Climate Change | |
UNPRI | United National Principles of Responsible Investment | |
UON | unless Otherwise Noted | |
UPS | Uninterruptible Power Supply | |
USB | Universal Serial Bus | |
USC | Unscreened Separable Connector | |
UV | Ultra Violet | |
V | Volt | |
VA | Volt-Amp | |
V/F | Voltage to Frequency | |
VFD | Variable Frequency Drive | |
VFT | Very Fast Terminal | |
VFTO | Very Fast Transient Overvoltage | |
VHF | Very High Frequency | |
VLAN | Virtual Local Area Network | |
VOC | Volatile Organic Compound | |
VoIP | Voice-over Internet Protocol | |
VPN | Virtual Private Network | |
VPI | Vacuum Pressure Impregnation | |
VPS | Virtual Power Station | |
VSD | Variable Speed Drive | |
WAGES | Water, Air, Gas, Electricity and Steam | |
WAN | Wide Area Network | |
WCM | World Class Manufacturing | |
WDM | Wavelength Division Multiplexing | |
WFQ | Weighted Fair Queuing | |
WiFi | Wireless Fidelity | |
WiMAX | Worldwide Inter-Operability Microwave Access | |
WP | Weatherproof | |
WSN | Wireless Sensor-based Networks | |
WWF | World Wide Fund for Nature | |
XLPE | Cross Linked Polyethylene | |
XFMR | Transformer | |