|
Sl. No.
|
Abbreviation
|
Full Form
|
|
1.
|
AC
|
Alternating Current
|
|
2.
|
DC
|
Direct Current
|
|
3.
|
AWG
|
American Wire Gauge
|
|
4.
|
SWG
|
Standard Wire Gauge
|
|
5.
|
PLC
|
Programmable Logic Controller
|
|
6.
|
DCS
|
Distributed Control System
|
|
7.
|
HMI
|
Human Machine Interface
|
|
8.
|
MMI
|
Man Machine Interface
|
|
9.
|
RIO
|
Remote Input Output
|
|
10.
|
RTU
|
Remote Terminal Unit
|
|
11.
|
PID
|
Proportional Integral and
Derivative
|
|
12.
|
SCADA
|
Supervisory Control And Data
Acquisition
|
|
13.
|
SMPS
|
Switched Mode Power Supply
|
|
14.
|
HART
|
Highway Addressable Remote
Transducer
|
|
15.
|
ACDB
|
Alternating Current
Distribution Board
|
|
16.
|
DCDB
|
Direct Current Distribution Board
|
|
17.
|
PDB
|
Power Distribution Board
|
|
18.
|
PCB
|
Printed Circuit Board
|
|
19.
|
PCC
|
Power Control Centre
|
|
20.
|
MCC
|
Motor Control Centre
|
|
21.
|
MPDB
|
Main Power Distribution Board
|
|
22.
|
ACB
|
Air Circuit Breaker
|
|
23.
|
VCB
|
Vacuum Circuit Breaker
|
|
24.
|
MLDB
|
Main Lighting Distribution Board
|
|
25.
|
DOL
|
Direct Online
|
|
26.
|
LDB
|
Lighting Distribution Board
|
|
27.
|
SLDB
|
Secondary Lighting Distribution
Board
|
|
28.
|
EMLDB
|
Emergency Lighting Distribution
Board
|
|
29.
|
RCCB
|
Residual Current Circuit Breaker
|
|
30.
|
MPCB
|
Motor Protection Circuit Breaker
|
|
31.
|
MCB
|
Miniature Circuit Breaker
|
|
32.
|
MCCB
|
Molded Case Circuit Breaker
|
|
33.
|
EOCR
|
Electronic Over Current Relay
|
|
34.
|
RCBO
|
Residual current Circuit Breaker
with Over-current
Protection
|
|
35.
|
ELCB
|
Earth Leakage Circuit Breaker
|
|
36.
|
HRC fuse
|
High Rupture Capacity Fuse
|
|
37.
|
UPS
|
Un-interrupted Power Supply
|
|
38.
|
JB
|
Junction Box
|
|
39.
|
TB
|
Terminal Box
|
|
40.
|
LCS
|
Local Control Station
|
|
41.
|
CT
|
Current Transformer
|
|
42.
|
PT
|
Potential Transformer
|
|
43.
|
XLPE
|
Cross Linked Poly Ethylene
|
|
44.
|
ACSR
|
Aluminum Cable Steel
Reinforced
|
|
45.
|
PTFE
|
Poly Tetra Fluoro Ethylene
|
|
46.
|
FRLS
|
Fire Resistance Low Smoke
|
|
47.
|
EPR
|
Ethylene Propylene Rubber
|
|
48.
|
GFCI
|
Ground Fault Circuit Interrupter
|
|
49.
|
HPMV LAMP
|
High Pressure Mercury Vapor
Lamp
|
|
50.
|
HPSV LAMP
|
High Pressure Sodium Vapor Lamp
|
|
51.
|
SCIM
|
Squirrel Cage Induction Motor
|
|
52.
|
SRIM
|
Slip Ring Induction
Motor
|
|
53.
|
VVVF
|
Variable Voltage
Variable Frequency
|
|
54.
|
OLTC
|
On Load Tap Changer
|
|
55.
|
FCMA
|
Flux Compensated
Magnetic Amplifier
|
|
56.
|
ACVS
|
Air Conditioning and
Ventilation System
|
|
57.
|
FDA
|
Fire Detection and
Alarm
|
|
58.
|
NO
|
Normally Opened
|
|
59.
|
NC
|
Normally Closed
|
|
60.
|
RTD
|
Resistance
Temperature Detector
|
|
61.
|
IEC
|
International Electrotechnical Commission
|
|
62.
|
EN
|
European Norms
|
|
63.
|
CENELEC
|
European Committee
for Electrotechnical Standardization
|
|
64.
|
VDE
|
Verband Der
Elektrotechnik
|
|
65.
|
BS
|
British Standards
|
|
66.
|
ANSI
|
American National
Standards Institute
|
|
67.
|
IEEE
|
Institute of
Electrical and Electronics Engineers
|
|
68.
|
ISA
|
International
Standards Association
|
|
69.
|
ISO
|
International
Organization for Standardization
|
|
70.
|
NEMA
|
National Electrical
Manufacturers Association
|
|
71.
|
BIS
|
Bureau of Indian
Standards
|
|
72.
|
IP
|
Ingress Protection
|
|
73.
|
ISMC
|
International
Society of Motor Control
|
|
74.
|
PCS
|
Pull Chord Switch
|
|
75.
|
BSS
|
Belt Sway Switch
|
|
76.
|
ZSS
|
Zero Speed Switch
|
