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3 SETUP AND USE
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5
PAGE 5: SETPOINT VALUES
SYSTEM CONFIGURATION
This page is used to configure the 169 relay to exactly match the motor and motor system being
protected. Various special features can be selected, defeated, or adjusted in this page of setpoints.
5
NORMAL RUN DISPLAY SHOWS
LINE = LINE XX
This code determines the line of the selected page in ACTUAL VALUES MODE to which the display will
return if no key is pressed for more than four minutes and no trips or alarms are present:
1-40 - line number in selected page (see Table 3-2); Factory Value = 2
5
NORMAL RUN DISPLAY SHOWS
PAGE = PAGE XX
This code determines the page in ACTUAL VALUES mode to which the display will return if no key is
pressed for more than four minutes and no trips or alarms are present:
1 or 7 - page 1
2 or 8 - page 2
3 or 9 - page 3
4 or 10 - page 4
5 - page 5
6 - page 6
Factory Value = 1
5
DEFEAT NO SENSOR ALARM?
XXX
This code is used to enable or defeat the Broken RTD Sensor Alarm. This alarm will only become active
for open circuit RTDs chosen for use:
YES - RTD Broken Sensor Alarm defeated; NO - RTD Broken Sensor Alarm enabled.
Factory Value = YES
5
DEFEAT RTD INPUT TO
THERMAL MEMORY ? XXX
This code is used to enable or defeat the thermal memory RTD bias feature of the relay (see section
3.20). With this feature defeated the effect of the stator RTD temperature is not included in the thermal
memory:
YES - RTD bias defeated (RTD temperature does not affect thermal memory);
NO - RTD bias enabled (thermal memory reduced as per figure 3-4)
Factory Value = YES
5
RTD BIAS CURVE MINIMUM
VALUE = XXX C
Not seen when RTD input to thermal memory is defeated. This code is used to set the RTD bias
minimum value (see figure 3-4):
0-200 - RTD bias curve minimum value in degrees C; Factory Value = 90
(see Table 3-2)
g
50
GE Power Management
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- 169 Relay Features
- Trip/Alarm Mode
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