Vertiv
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NetSure™ 2100 Series -48 VDC Power System Installation Manual (IM582138000)
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Rev. C
82
8.
Press the Enter (ENT) key; then use the UP or DOWN keys to adjust the “Over Voltage 2” value to below
the system voltage recorded in step 3. Press ENT.
a)
Requirement:
An audible alarm sounds. Alarm will be silenced in Requirement d.
b)
Requirement:
Mini Control Unit “Critical/Major” alarm indicator stays red.
c)
Requirement:
Press ESC repeatedly to return to the Main Menu. Mini Control Unit displays “Alarm”.
To see the specific alarm(s), navigate to the Alarm Menu and press
ENT
. The Active Alarm screen
lists two critical alarms. “
Power System Over Voltage 2 Critical
” is displayed. Use arrow keys to
scroll through the list of alarms. “
Power System Over Voltage 1 Critical
” is displayed.
d)
Requirement:
External “DC Over Voltage 1” (Relay 3) alarm and “Critical” (Relay 1) alarm remain
active.
9.
Navigate to “
Over Voltage 2
”. Main Menu / Settings Icon / Other Settings / Over Voltage 2.
10.
Press ENT; then use the UP or DOWN keys to adjust the “Over Voltage 2” setting to the value recorded
in step 7. Press ENT.
NOTE!
Over Voltage 2 alarm will retire. The audible alarm will be silenced in the next step.
11.
Use the UP or DOWN keys to scroll up to “
Over Voltage 1
”.
12.
Press ENT; then use the UP or DOWN keys to adjust the “Over Voltage 1” setting to the value recorded
in step 5. Press ENT.
a)
Requirement:
Mini Control Unit “Critical/Major” alarm indicator goes from red to off.
b)
Requirement:
Press ESC repeatedly to return to the Main screen. Mini Control Unit displays “No
Alarm”.
c)
Requirement:
All external alarms deactivate.
Checking System Under Voltage Alarm 1 and Under Voltage Alarm 2
1.
Verify system is operating and no alarms are present.
2.
Verify the Mini Control Unit displays the Main Menu. If not, press ESC repeatedly to return to the Main
Menu.
3.
Record the system voltage displayed on the Mini Control Unit Main screen.
4.
Navigate to the Settings Menu.
5.
With the Settings Menu screen displayed, navigate to “
Under Voltage 1
”. Main Menu / Settings Icon /
Other Settings / Under Voltage 1. Record the displayed voltage setpoint
6.
Press the Enter (ENT) key; then use the UP or DOWN keys to adjust the “Under Voltage 1” value to
above the system voltage recorded in step 3. Press ENT.
a)
Requirement:
An audible alarm sounds. The alarm will be silenced in Requirement c.
b)
Requirement:
Mini Control Unit “Critical/Major” alarm indicator goes from off to red.