Electric Calcs
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R
R
R
R-F
R-F
Rac
Raceway
Rad
Radio Frequency (RF)
RAM
RAM
Ran
Range
Rat
Rated Capacity (Battery)
Rated Lamp Life
Rated Output
Rated Voltage
Rating
Ratio Correction
Rated Temperature Rise
RCD
RCD
Rea
Reactance
Reactive Power
Reading
Real Power
Reactance
Rec
Receiver
Recloser
Recombination (Battery)
Ree
Reel
Ref
Reference range
Reference value
Refererence Conditions
Reflection
Reflection Loss
Reflector
Refractor
Reg
Regulating Transformer
Regulation
Regulator
Rei
Reinforced Polymer Motor
Rel
Relay - Numerical
Relays - Distance
Relays - Over-current
Relays - Voltage
Rem
Remote Control Point
Rep
Repeater
Res
Resealable Cap (Battery)
Resetting value
Residential (Lighting)
Residual Current
Residual Voltage
Resonance
Response Time
Restricted Approach Boundary
Resistance
Resistivity
Resistive Circuit
Rev
Reversible Output Current
RF
RF
RFI
RFI
RHH
RHH
RHH-2
Rid
Ridge Pin
Rin
Ringing Out
Rip
Ripple
Ripple Content of the Output
Ris
Riser Pole
RJ-
RJ-11
RJ-45
RMS
RMS
RMU
RMU
ROC
ROCOF
Roo
Root-Mean-Square
Rot
Rotor
Rou
Router
RPM
RPM
RTO
RTO
RTS
RTS
RTU
RTU
RW
RW (Lighting)
74 definitions under R
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