S10 Power Elements; Power Measurement Conventions - GE MOTOR MANAGEMENT RELAY 469 Instruction Manual

4.11 S10 POWER ELEMENTS

4.11 S10 POWER ELEMENTS
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).
4
4-66
Figure 4–19: POWER MEASUREMENT CONVENTIONS
469 Motor Management Relay
4 SETPOINT PROGRAMMING

4.11.1 POWER MEASUREMENT CONVENTIONS

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I 2
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I 3
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I 1
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I 4
GE Power Management