Section 4 1MRK 500 124-UEN
Local HMI
76 Operation Manual
Distributed busbar protection REB500
The following buttons are not used on the local HMI:
Table 19 Local HMI – Unused Buttons
Button Name
Login
Open
Close
LR
Help
Function Key
4.3.7 Menu structure
The menu structures of central unit and bay unit are similar. The central unit has
additional menu items for system settings and specific bay units.
4.3.7.1 Menu structure of the central unit
• Alarms
• Trips
• Clear
Reset all latched LEDs and lists
Acknowledge Alarms
• Measurements
Bus zones
BZ 1..N
Diff. current
Binary inputs
OC01..OCxx
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