Figure 9-9: Abnormal Screen; Table 9-11: Abnormal Voltage Minimum; Table 9-12: Abnormal Voltage Maximum - California Instruments 2253i User Manual

User Manual
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.
The ABNORMAL SCREEN has the following tests:
1 VOLT MAX
2 VOLT MIN
3 VOLT UNBALNCE
4 VOLT SURG
5 V OLT DROP
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
Voltage
Frequency
Standard/Group
Voltage
Frequency
This test will set the voltage and frequency to levels defined by Table 9-11 for 5 minutes. The test will
be repeated for Group1 and A(CF) only as indicated in Table 9-10 for voltage and Table 9-12 for
frequency. All Groups will repeat the test using Table 9-10 for the voltage setting and Table 9-10 or
Table 9-11 for the frequency setting. The BACK key (backspace) will terminate the test at any time.
California Instruments

Figure 9-9: Abnormal Screen

TRANSIENTS
RTCA
1 97
3 98.5
400

Table 9-11: Abnormal Voltage Minimum

RTCA
1 134
3 132.5
400

Table 9-12: Abnormal Voltage Maximum

Group1/A(CF)
97 104/100
98.5 105.5/101.5
400 370
Group1/ACF)
134 122
132.5 120.5
400 430
he up and down key
Group2/A(NF) Group3/A(WF)
97
98.5
360
Group2/A(NF) Group3/A(WF)
134
132.5 132.5
650
2253i / 2253iX
s
97
98.5
360
134
800
124