GE M60 UR Series

GE Multilin M60 Motor Protection System 5-159
5 SETTINGS 5.6 GROUPED ELEMENTS
5
Figure 5–65: VOLTAGE DEPENDENT OVERLOAD CURVE PROTECTION AT 110% VOLTAGE
The following three figures illustrate the motor starting curves for the following abnormal conditions: line voltages below the
minimum, above 110%, and the situation for voltage loss.
Figure 5–66: VOLTAGE DEPENDENT OVERLOAD CURVE PROTECTION AT LESS THAN MINIMUM VOLTAGE
1.00
10.00
100.00
1000.00
10000.00
0123456 78
PER UNIT CURRENT
TIME TO TRIP (SECONDS)
833718A1.CDR
1.00
10.00
100.00
1000.00
10000.00
0123456 78
PER UNIT CURRENT
TIME TO TRIP (SECONDS)
833719A1.CDR