GE Multilin 469 - S10 Power Elements

5–80 469 MOTOR MANAGEMENT RELAY – INSTRUCTION MANUAL
CHAPTER 5: SETTINGS
5.11 S10 Power Elements
5.11.1 Power Measurement Conventions
By convention, an induction motor consumes Watts and vars. This condition is displayed
on the 469 as +Watts and +vars. A synchronous motor can consume Watts and vars or
consume Watts and generate vars. These conditions are displayed on the 469 as +Watts,
+vars, and +Watts, –vars respectively (see the figure below).
FIGURE 5–17: Power Measurement Conventions
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1
I
2
I
3
I
4
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