User Manual AMETEK Programmable Power
RS Series 178
VOLT FREQ MIN
Standard/Group RTCA Group1 Group2 Group3
Voltage 1Ф 100 104 104 104
3Ф 101.5 105.5 105.5 105.5
Frequency 360 360 360 360
Table 9-7: 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
Table 9-8: Emergency Voltage and Frequency Maximum
This test will set the voltage and frequency for a level defined by Table 9-7. The test will last for
30 minutes. The test will be repeated using the voltage from Table 9-8 and frequency from
Table 9-7. The ← key (backspace) will terminate the test at any time.
VOLT FREQ MAX
This test will set the voltage and frequency for a level defined by Table 9-8. The test will last for
30 minutes. The test will be repeated using the voltage from Table 9-7 and frequency from
Table 9-8. The ← key (backspace) will terminate the test at any time.
VOLT UNBALANCE
Standard/Group RTCA Group1 Group2 Group3
Voltage offset 8 8 8 12
Frequency 400 400 360/650 360/800
Table 9-9: Emergency Voltage Unbalance
This test will change the output voltage for each phase from 115 volts to 115V + offset. Refer to
Table 9-9 for the offset value and the Frequency. The test will last 30 minutes. The test will be
repeated for a second Frequency if applicable. The ← key (backspace) will terminate the test at
any time.
9.3.1.5.3 ABNORMAL TEST
From the DO160 MENU Scroll to the ABNORMAL AC entry using the up and down cursor keys.
Press the ENTER key to select the ABNORMAL screens. The screen will appear as shown in
Figure 9-9.
Figure 9-9: Abnormal Screen
The ABNORMAL SCREEN has the following tests:
1 VOLT MAX
2 VOLT MIN
3 VOLT SURG
4 VOLT DROP