Marathon Electric DVR 2000E+ - Appendix D; Abbreviations and Acronyms

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D
ABBREVIATIONS & ACRONYMS
° C Degrees Celsius
° F Degrees Fahrenheit
A Amperes
Aac AC Current
AC Alternating Current
Adc DC Current
AVR1 Automatic Voltage Regulation, Single-phase Sensing
AVR3 Automatic Voltage Regulation, Three-phase Sensing
CAN Controlled Area Network
CT Current Transformer
DC Direct Current
DVR Digital Voltage Regulator model DVR®2000E+ or DVR®2000EC+
ECU Electronic Control Unit
EEPROM Electrically Erasable Programmable Read Only Memory
FCR Field Current Regulation
g gram
G unit of gravitational acceleration
HMI Human Machine Interface.
Hz Hertz
k kilo- (1,000x)
lb pound
LED Light Emitting Diode
LSB Least Significant Byte
M mega- (1,000,000x)
m milli- (0.001x)
MSB Most Significant Byte
PDU Protocol Data Unit
PF Power Factor
PMG Permanent Magnet Generator
PT Potential Transformer
PU Per Unit
RAM Random Access Memory
RMS  RootMeanSquare
SPDT Single Pole, Double Throw
THD Total Harmonic Distortion
u micro- (0.000001x)
V Volts
VA Volt-Amps, for Apparent Power
Vac AC Voltage
VAR Reactive Volt-Amps, for Reactive Power
Vdc DC Voltage
W  Watts
Ω  Ohms
Appendix D
GPN046 04-13.indd 66 4/5/13 10:24 AM