Figure 9-8: Emergency Screens; Table 9-8: Emergency Voltage And Frequency Minimum; Table 9-9: Emergency Voltage And Frequency Maximum - California Instruments 2253i User Manual

User Manual
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.
Th e E MERGENCY
1 VOL
2 VOLT FREQ M
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
Voltage
Frequency
Standard/Group
Voltage
Frequency
Standard/Group
Voltage
Frequency
Standard/Group
Voltage
Frequency
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 BACK key (backspace) will terminate the test at any time.
California Instruments
Fi gure 9-8: Emergency Screens
S CREE N h as the followin
T FREQ MI N
AX
RTCA
1 100
3 101.5
360
Group1
1 104
3 105.5
360

Table 9-8: Emergency Voltage and Frequency Minimum

RTCA
1 122
3 120.5
440
Group1
1 122
3 120.5
440

Table 9-9: Emergency Voltage and Frequency Maximum

g te s: st
A(CF)
100
101.5
360
Group2 Group3
104
105.5
360
Group1 Group2
122
120.5
440
Group2 Group3
122
120.5
650
2253i / 2253iX
A(NF) A(WF)
100 100
101.5 101.5
360 360
104
105.5
360
Group3
122 122
120.5 120.5
650 800
122
120.5
800
122