Electrical
Abbreviations
__________________________________________________________________________
A Ammeter
OSCG
Oscillograph
AH Ampere-hour
meter
PH
Phase meter
CMA
Contact-making (or breaking) ammeter
PI
Position indicator
CMC Contact-making
(or breaking) clock
PF
Power-factor meter
CMV
Contact-making (or breaking) voltmeter
RD
Recording demand meter
CRO
Oscilloscope or cathode-ray oscillograph
REC
Recording
D
Demand meter
RF
Reactive-factor meter
DB
Decibel meter
S
Synchroscope
DTR
Demand-totalizing relay
TLM
Telemeter
F Frequency
meter
T
Temperature meter
G Galvanometer
TT
Total time
GD Ground detector
VH
Varhour meter
I
Indicating
V
Voltmeter
M Integrating
VA
Voltammeter
UA Microammeter
VAR
Varmeter
MA
Milliammeter
VI
Volume indicator
N
Noise meter
VU
Standard volume indicator
OHM
Ohmmeter
W
Wattmeter
OP
Oil pressure
WH
Watthour meter
