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GE F60 User Manual

GE F60
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6-14 F60 Feeder Protection System GE Multilin
6.3 METERING 6 ACTUAL VALUES
6
6.3METERING 6.3.1 METERING CONVENTIONS
a) UR CONVENTION FOR MEASURING POWER AND ENERGY
The following figure illustrates the conventions established for use in UR-series relays.
Figure 6–1: FLOW DIRECTION OF SIGNED VALUES FOR WATTS AND VARS
827239AC.CDR
PER IEEE CONVENTIONS
PARAMETERS AS SEEN
BY THE UR RELAY
Voltage
WATTS = Positive
VARS = Positive
PF = Lag
Current
Voltage
WATTS = Positive
VARS = Negative
PF = Lead
Current
Voltage
WATTS = Negative
VARS = Negative
PF = Lag
Current
Voltage
WATTS = Negative
VARS = Positive
PF = Lead
Current
Generator
Generator
Inductive
Inductive Resistive
Resistive
Generator
Generator
UR RELAY
UR RELAY
UR RELAY
UR RELAY
G
G
M
M
G
G
VCG
IC
VAG
IA
VBG
IB
1
-
VCG
IC
VAG
IA
VBG
IB
2
-
VCG
IC
VAG
IA
VBG
IB
3
-
VCG
IC
VAG
IA
VBG
IB
4
-
+Q
+Q
+Q
+Q
PF=Lead
PF=Lead
PF=Lead
PF=Lead
PF=Lag
PF=Lag
PF=Lag
PF=Lag
PF=Lag
PF=Lag
PF=Lag
PF=Lag
PF=Lead
PF=Lead
PF=Lead
PF=Lead
-Q
-Q
-Q
-Q
-P
-P
-P
-P
+P
+P
+P
+P
IA
IA
IA
IA
S=VI
S=VI
S=VI
S=VI
LOAD
LOAD
Resistive
Resistive
LOAD
LOAD

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GE F60 Specifications

General IconGeneral
Frequency50/60 Hz
ManufacturerGE (General Electric)
Communication ProtocolsDNP3, IEC 61850
MountingPanel Mount
DisplayLCD
Power Supply24-250V DC
Current Rating5A
StandardsIEC 60255
Device TypeProtection Relay
Protection FunctionsOvercurrent

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