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PLSED309039EN PM1000 Series Power Meters
08/2010 Appendix C Glossary
© 2010 Schneider Electric. All rights reserved.
77
Abbreviations
%A FS
% Amperes full scale
A, Amps
Amperes
An
Neutral current
A.PRI
Current primary winding
A.SEC
Current secondary winding
Avg
Average
CLR
Clear
CT
Current transformer
Dia, DIAG
Diagnostic
ft
Feet/foot
FW
Firmware
FWD
Forward
Hz
Hertz
ID
Identity
in.
Inch
INTG
Integrator
IP
Ingress protection
kVAh
Kilo volt-ampere hour
kVARh
Kilo volt-ampere reactive hour
kWh
Kilo watt hour
LSB
Least significant bit
MD
Maximum demand
Min
Minimum
ms
Milliseconds
MSB
Most significant bit
O.F
Overflow
PF
Power factor
PT
Potential transformer
R.d
Rising demand
Rev
Reverse
RPM
Revolution per minute
SYS
System configuration
THD
Total harmonic distortion
ULOC
Unlock
Unb
Unbalance
V
Voltage
VA
Apparent power
VAh
Apparent energy
VAR
Reactive power
VARh
Reactive energy (inductive)
-VARh
Reactive energy (capacitive)
V.PRI
Voltage primary winding
V.SEC
Voltage secondary winding
VT
Voltage transformer
W
Active power
Wh
Active energy
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