GE Multilin
C60 Breaker Protection System
6-11
6 ACTUAL VALUES
6.3 METERING
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
P
F =
Lead
P
F =
Lead
P
F =
Lead
P
F =
Lead
P
F =
La
g
P
F =
La
g
P
F =
La
g
P
F =
La
g
P
F =
La
g
P
F =
La
g
P
F =
La
g
P
F =
La
g
P
F =
Lead
P
F =
Lead
P
F =
Lead
P
F =
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
Содержание C60
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Страница 11: ...GE Multilin C60 Breaker Protection System xi TABLE OF CONTENTS INDEX ...
Страница 12: ...xii C60 Breaker Protection System GE Multilin TABLE OF CONTENTS ...
Страница 32: ...1 20 C60 Breaker Protection System GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1 ...
Страница 50: ...2 18 C60 Breaker Protection System GE Multilin 2 2 SPECIFICATIONS 2 PRODUCT DESCRIPTION 2 ...
Страница 98: ...3 48 C60 Breaker Protection System GE Multilin 3 4 MANAGED ETHERNET SWITCH MODULES 3 HARDWARE 3 ...
Страница 128: ...4 30 C60 Breaker Protection System GE Multilin 4 3 FACEPLATE INTERFACE 4 HUMAN INTERFACES 4 ...
Страница 390: ...8 18 C60 Breaker Protection System GE Multilin 8 3 ENERVISTA SECURITY MANAGEMENT SYSTEM 8 SECURITY 8 ...
Страница 394: ...9 4 C60 Breaker Protection System GE Multilin 9 1 FAULT LOCATOR 9 THEORY OF OPERATION 9 ...
Страница 516: ...D 10 C60 Breaker Protection System GE Multilin D 1 OVERVIEW APPENDIXD D ...
Страница 528: ...E 12 C60 Breaker Protection System GE Multilin E 2 DNP POINT LISTS APPENDIXE E ...