Saturday, 4 April 2015

FULL FORM OF BASIC ELECTRICAL TERMS 1

SL.NO 
ABBREVIATION
        FULL FORM
1
PLC

PROGRAMMABLE LOGIC CONTROLLER
2
DCS
DISTRIBUTED CONTROL SYSTEM
3
HMI
HUMAN MACHINE INTERFACE
4
MMI
MAN MACHINE INTERFACE
5
RIO
REMOTE INPUT OUTPUT
6
RTU
REMOTE TERMINAL UNIT
7
PID
PROPORTIONAL INTEGRAL and DERRIVATIVE
8
SCADA
SUPERVISORY CONTROL AND DATA ACQUISITION
9
HART
HIGHWAY ADRESSABLE REMOTE TRANSDUCER

10
    ACDB
 Alternating Current Distribution Board
11 
    DCDB
Direct Current Distribution Board
12
     PDB
Power Distribution Board
13
    PCC
Power Control Centre
14 
    MCC
Motor Control Centre
15        
    MPDB
Main Power Distribution Board
16
    ACB
Air Circuit Breaker
17
    VCB
Vacuum Circuit Breaker
18
    MLDB
Main Lighting Distribution Board
19
    DOL
DIRECT ONLINE
20  
    LDB
LIGHTING DISTRIBUTION BOARD
21
    SLDB
SECONDARY LIGHTING DISTRIBUTION BOARD
22
   EMLDB
EMERGENCY LIGHTING DISTRIBUTION BOARD
23
  RCCB
RESIDUAL CURRENT CIRCUIT BREAKER
24
   MPCB
MOTOR PROTECTION CIRCUIT BREAKER
25
   MCB
MINIATURE CIRCUIT BREAKER
26
   MCCB
MOULDED CASE CIRCUIT BREAKER
27
   EOCR
ELECTRONIC OVERCURRENT RELAY
28
  RCBO
Residual Current Circuit Breaker with Over-current
Protection
29
  ELCB
Earth Leakage Circuit Breaker
30 
  HRC fuse
High Rupture Capacity fuse
31
  UPS
Un-interrupted Power Supply
32
  JB
Junction Box
33
  TB
Terminal Box
34
  LCS
Local Control Station
35
  CT
Current Transformer
36  
  PT
Potential Transformer

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