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

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CHAPTER 5: SETTINGS<br />

TIME TO TRIP (SECONDS)<br />

1000<br />

900<br />

800<br />

700<br />

600<br />

500<br />

400<br />

300<br />

200<br />

100<br />

90<br />

80<br />

70<br />

60<br />

50<br />

40<br />

30<br />

20<br />

10<br />

9<br />

8<br />

7<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

<strong>GE</strong> <strong>Multilin</strong><br />

HIGH INERTIA LOAD OVERLOAD CURVES<br />

8800 HP, 13.2 kV, REACTOR COOLANT PUMP<br />

Acceleration intersect at 80%V<br />

Acceleration Intersect at 100%V<br />

1 2 3 4 5 6 7 8<br />

MULTIPLES OF FULL LOAD AMPS<br />

806823A4.CDR<br />

FIGURE 5–10: Voltage Dependent Overload Curves (Acceleration Curves)<br />

<strong>469</strong> MOTOR MANA<strong>GE</strong>MENT RELAY – INSTRUCTION MANUAL 5–51

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