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Pulsar EX : 51032306XT/BB MGE UPS SYSTEMS
36
"manual bypass" operating diagram
bypass options
"automatic bypass" operating diagram
operation (continued)
AC power
rectifier
battery
inverter
load
automatic bypass
7
21
(and )
32
automatic bypass
(UPSs fitted with the plug-in "automatic
bypass" module 21 )
c the flashing green indicator light
1f
indicates operation on "automatic bypass".
This bypass is used to directly supply the
load by the AC power (see figure 7):
v in the event of an extended overload,
v if a fault occurs on the UPS (yellow
indicator light 1b flashing, see paragraph
on UPS faults).
manual bypass
(UPSs fitted with the "manual bypass"
connection module 25 or 31 )
Caution:
c we recommend that you carefully read
the following instructions or that you
contact the after-sales service before
handling the "manual bypass" 28 .
If the device is faulty (see paragraph on
"device fault"), prompt transfer of the
"manual bypass" is strongly recommended ;
c the load may only be switched if the
frequency and voltage of the AC power are
within the operating range (see section on
technical data).
AC power
rectifier
battery
inverter
load
automatic bypass
7
28
manual
bypass
(and )
32
21
Figure 7
Figure 8