Vertiv NetSure 502NGFB Series, Руководство по установке

Страница: 75 / 86

Vertiv
| NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z 75
5. To see the specific alarm, press ENT to display the Main Menu. Navigate as follows: “Status” (ENT),
“Active Alarm” (ENT). The Active Alarm screen lists one critical alarm. Press ENT. “Power System
Load Fuse Brkr Critical” is displayed.
a) Requirement : External “Fuse/Circuit Breaker Alarm” (Relay 7) and “Critical” (Relay 1) alarms
activate.
6. Do one of the following: (1) Replace the blown GMT fuse with a known good fuse (or a dummy fuse), or
(2) place the handle of the circuit breaker in the ON (closed) position.
b) Requirement : ACU+ “Critical/Major” alarm indicator goes from red to off.
c) Requirement : Press ESC repeatedly to return to the Main screen. ACU+ displays “No Alm”.
d) Requirement : All external alarms deactivate.
Final Steps
1. If any ACU+ Controller configuration settings were changed, refer to the ACU+ User Instructions
(UM1M820BNA) and save a copy of the configuration file. This file can be used to restore the ACU+
Controller settings, if required, at a later date.
2. Verify the Distribution Unit door is closed and secured.
3. Verify all Rectifier Modules and the Controller are fully seated, latched, and the latch handle screws
secured.
4. Verify there are no external alarms, and the local indicators are as shown in Table 6 .