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Multilin 469 Motor Management Relay ... - GE Digital Energy

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5.11 S10 Power Elements<br />

5.11.1 Power Measurement Conventions<br />

CHAPTER 5: SETTINGS<br />

By convention, an induction motor consumes Watts and vars. This condition is displayed<br />

on the <strong>469</strong> as +Watts and +vars. A synchronous motor can consume Watts and vars or<br />

consume Watts and generate vars. These conditions are displayed on the <strong>469</strong> as +Watts,<br />

+vars, and +Watts, –vars respectively (see the figure below).<br />

FIGURE 5–17: Power Measurement Conventions<br />

5–80 <strong>469</strong> MOTOR MANA<strong>GE</strong>MENT RELAY – INSTRUCTION MANUAL<br />

^<br />

I2 ^<br />

I3 ^<br />

I1 ^<br />

I4

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