Description Of The Front Panel; Selection Keys - LEGRAND 261 93 Mode D'emploi

2. Description of the front panel

2.1 Selection keys

• The front panel of the electronic control box has
two LED displays showing the voltages of the two
power sources with their correspondent keys – (A)
for Main line and (B) for Secondary line – which
allows to select the measurements.
• The following keys: SET (E) - AUT (F) - MAN (G) -
RESET (H) allow to select the operating mode,
which is indicated by the corresponding LED.
A
C
• A mimic diagram is located at the center of the
front panel; it shows the status of the circuit break-
ers for load connection.
• Two keys – (C) and (D) – can open and close the
circuit breakers (buttons are active only after press-
ing the MAN key).
B
D
E
F
G
H
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