Vertiv NetSure 502NGFB Series, Руководство по установке

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Vertiv
| NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z 60
e) Requirement: External “AC Fail” (Relay 6) and “Critical” (Relay 1) alarms activate.
4. Return external AC disconnect(s) or protective device(s) to the ON position.
a) Requirement: “Power” indicator on subject rectifier modules goes from off to green.
NOTE!
A “Rect Group All Rect No Response” alarm may activate briefly.
b) Requirement: NCU “Critical/Major” alarm indicator goes from red to off.
c) Requirement: Press ESC repeatedly to return to the Main screen. NCU displays “No Alarm”.
d) Requirement: All external alarms deactivate.
Checking Rectifier Alarm
Procedure
1. Verify system is operating and no alarms are present.
2. Verify the NCU displays the Main screen. If not, press ESC repeatedly to return to the Main screen.
3. Pull one Rectifier Module half way out of the shelf. To do this, first loosen the captive fastener securing
the top of the latch mechanism to the front of the Rectifier Module. Pull the top of the latch mechanism
away from the Rectifier Module (this will retract the latch mechanism located on the underside of the
Rectifier Module). Refer to
Figure 23 for latch mechanism illustration.
a) Requirement: An audible alarm sounds. Alarm will be silenced in Requirement c.
b) Requirement: NCU “Critical/Major” alarm indicator goes from off to red.
c) Requirement: NCU displays “Alarm”.
To see the specific alarm(s), navigate to the Alarm Menu and press ENT. The “Active Alarm” screen
lists one major alarm. “Rect (###) Comm Fail Major” is displayed.
d) Requirement: External “Rectifier” (Relay 8) and “Major” (Relay 2) alarms activate.
NOTE!
If the system is equipped with only one rectifier, skip step 4.
4. Pull a second Rectifier Module half way out of the shelf, as described in Step 3.
a)
Requirement:
An audible alarm sounds. The alarm will cancel in Requirement c.
b)
Requirement:
NCU “Critical/Major” alarm indicator stays red.
c)
Requirement:
Press ESC repeatedly to return to the Main screen. NCU displays “Alarm”.
To see the specific alarm(s), navigate to the Alarm Menu and press ENT. The Active Alarm screen
lists one critical and two major alarms. Rect Group Multi-Rect Fail Critical” is displayed. Use arrow
keys to scroll through the list of alarms. “Rect ### Comm Fail Major” is displayed for each removed
rectifier.