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(Group2 / A(NF) and Group3 / A(WF) only)
Seq. No Initial Frequency Slew rate Final Frequency
Group2 Group3 Hz/Sec Group2 Group3
1 360 360 100 650 800
2 650 800 100 or 200 360 360
3 360 360 Pause 5 sec 360 360
Table 9-7: Normal Freque ariation Sequ
This test will apply to Group2/A(NF) and Group3/A(WF) only. . The output voltage is set to Vnom (115
V) while the frequency is set to 360Hz for 5 minutes. The frequency is slowed per the sequence listed
in Table 9-7. The test will cycle 3 times. The frequency will return to nominal after the test is
co tes 00Hz RTCA2 o
ncy V ence
mpleted. Slew ra of 2 apply to nly.
California Instruments 118
User Manual Compact i/iX Series
9.5.2 EMERGENCY TEST
From the DO160 MENU scroll to the EMERGENCY AC entry using the up and down cursor keys.
Press the ENTER key to select the EMERGENCY screens. The screen will appear as shown in Figure
9-8.
gure 9-8: Emergency Screens
Th CREE followin
T FREQ MI
2 VOLT FREQ M
Fi
e EMERGENCY S N has the g tests:
1 VOL N
AX
3 VOLT UNBALANCE
The above tests can be selected by scrolling to the highlighted selection using the up and down key
and the ENTER key to start the selected test.
VOLT FREQ MIN
Standard/Group RTCA A(CF) A(NF) A(WF)
Voltage 1Ф 100 100 100 100
3Ф 101.5 101.5 101.5 101.5
Frequency 360 360 360 360
Standard/Group Group1 Group2 Group3
Voltage 1Ф 104 104 104
3Ф 105.5 105.5 105.5
Frequency 360 360 360
Table 9-8: Emergency Voltage and Frequency Minimum
Standard/Group RTCA Group1 Group2 Group3
Voltage 1Ф 122 122 122 122
3Ф 120.5 120.5 120.5 120.5
Frequency 440 440 650 800
Standard/Group Group1 Group2 Group3
Voltage 1Ф 122 122 122
3Ф 120.5 120.5 120.5
Frequency 440 650 800
Table 9-9: Emergency Voltage and Frequency Maximum
This test will set the voltage and frequency to a level defined by Table 9-8. The test will last for 30
minutes. The test will be repeated using the voltage from Table 9-9 and frequency from Table 9-8.
The ← key (backspace) will terminate the test at any time.
California Instruments 119
User Manual Compact i/iX Series
VOLT FREQ MAX
This test will set the voltage and frequency to a level defined by Table 9-9. The test will last for 30
VOLT UNBALANCE
minutes. The test will be repeated using the voltage from Table 9-8and frequency from Table 9-9. The
← key (backspace) will terminate the test at any time.
Standard/Group RTCA A(CF) A(NF) A(WF)
Voltage offset 8 8 8 10
Frequency 400 360/440 360/650 360/800
Standard/Group Group1 Group2 Group3
Voltage offset 8 8 12
Frequency 400 360/650 360/800
Table 9-10: Emergency Voltage Unbalance
and B to 122V and phase C to a voltage lower by
a value specified by an offset. Refer to Table 9-10 for the offset value and the Frequency. The test
will repeat with the same frequency and phase A and B volt is set to 100V and phase C set to a higher
voltage specified by the offset. The test will last 30 minutes. The test will be repeated for a second
Frequency if applicable. The test can be terminated at any time.
The ← key (backspace) will terminate the test at any time.
This test will change the output voltage for phase A
California Instruments 120
User Manual Compact i/iX Series
9.5.3 ABNORMAL TEST
From the DO160 MENU Scroll to the ABNORMAL AC entry using the up and down cursor keys. Pres
the ENTER key to select the ABNORMAL screens. The screen will appear as shown in Figure 9-9.
s
VOLT DROP
TRANSIENTS
he up and down key
Figure 9-9: Abnormal Screen
The ABNORMAL SCREEN has the following tests:
1 VOLT MAX
2 VOLT MIN
3 VOLT UNBALNCE
4 VOLT SURG
5
6 FREQ
The above test can be selected by scrolling to the highlighted selection using t
and the ENTER key to start the selected test.
VOLT MAX
Standard/Group RTCA Group1/A(CF) Group2/A(NF) Group3/A(WF)
Voltage 1 97 97 104/100 97 97
3 98.5 98.5 105.5/101.5 98.5 98.5
Frequency 400 400 370 360 360
Table 9-11: Abnormal Voltage Minimum
Standard/Group RTCA Group1/ACF) Group2/A(NF) Group3/A(WF)
Voltage 1 134 134 122 134 134
3 132.5 132.5 120.5 132.5 132.5
Frequency 400 400 430 650 800
Table 9-12: Abnormal Voltage Maximum
This test will set the voltage and frequency to levels defined by Table 9-11 for 5 minutes. The test will
be repeated for Group1and A(CF) only as indicated in Table 1-10 for voltage and Table 9-12 for
frequency. All Groups will repeat the test using Table 1-10 for the voltage setting and Table 1-10 or
Table 1-11for the frequency setting. The ← key (backspace) will terminate the test at any time.
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