Comet installation and user manual: E-6761200XT/FA
3.2
Merlin Gerin by MGE UPS SYSTEMS
controls and indications
(cont')
"load protected" light
21
This light indicates that Comet is
operating normally. The load is
supplied by via the inverter output 7 .
This light also goes on during normal
start-up of Comet.
"battery status" light
20
"fault" light
19
This red light indicates:
■
direct supply of power to the load by
AC input power via the "static bypass"
3 due to inverter 7 shutdown
(voluntary or following an overload or
an internal fault);
■
battery power is not available
because the battery circuit breaker 4
is in "off" position.
This orange light indicates:
■
inverter 7 operation on battery
power following an AC input failure or
detection of an AC input voltage
outside tolerances;
■
it flashes to indicate that the low
battery shutdown warning level has
been reached. If the light flashes when
the battery is not in self-operating
phase, this indicates that the battery
status should be checked by an After-
Sales representative.
21
I
+ –
!
!
O
I
+ –
!
!
O
20
I
+ –
!
!
O
19
I
+ –
!
!
O
18
"load not protected" light
18
This orange light indicates an
operating fault or an environment fault.
However, the load continues to be
supplied by the inverter 7 .
