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EDR-5000
IM02602007E
Ex
External
ExBlo
External blocking(s)
ExP
External protection
EXT
Extension, external
°F
Degrees Fahrenheit
F
Field
Fc
Function (Enable or disable functionality = allow or disallow.)
FIFO
First in first out
FIFO Principal
First in first out
FLA
Full load current
FO
Fiber optic
FTP
File transfer protocol
fund
Fundamental (ground wave)
FWD
Forward
G, g
Generator
gn
Acceleration of the earth in vertical direction (9.81 m/s
2
)
GND
Ground
GPS
Global positioning system
h
Hour
HARM
Harmonic / harmonics
HMI
Human machine interface (Front of the protective relay)
HTL
Manufacturer internal product designation
HTTP
Hyper text transfer protocol
Hz
Hertz
I
Fault current
I
Current
I0
Zero current (symmetrical components),
Zero sequence current
I1
Positive sequence current (symmetrical components)
I2
Negative sequence current (symmetrical components)
IA
Phase A current
IAB
Phase A minus B current
IB
Phase B current
IBC
Phase B minus C current
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