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Batteries.
Battery: ................................................................................ Pb-Ca, sealed, maintenance-free.
Recharge time: ................................................................... Approx. 8 hours at 90 % after the end of autonomy.
Autonomy at half load: ....................................................... See table 2.
Battery protection: ............................................................... Automatic auto-test and discharge protection, indicator
battery replacement.
Protections and filters.
Input protection: .................................................................. Fuse or magnetic thermal switch, depending on model.
Short circuit protection: ...................................................... Cuts the output voltage immediately or triggering on input
protection.
Table 1. Fault localisation.
(*) A.S.S.
: After Sales Service.
(**)
Only in devices with the optional
(P)
.
PROBLEM
CAUSA POSSIBLE
ACTION TO TAKE
UPS
unable to start, led
(a)
out.
(**)
UPS
unable to start, led
(c)
out.
UPS
always in "battery dis-
charge" (autonomy mode). Led
(c)
active, with acoustic alarm
modulated every 4 sec..
Autonomy excessively short.
Permanent alarm.
Red Led
(g)
light.
Incorrect input plug
(1)
polarity.
(**)
Pushbutton
(6)
not activated or pressed for
too short a time.
Low battery voltage.
Failure of the electronic power unit.
Short-circuit or overload on the output of
the
UPS
.
Input cable not connected.
Triggering of the fuse or MCB switch
(5)
.
Line voltage too high, too low or mains
failure.
Failure of the electronic power unit.
Batteries not fully charged.
Failure of the electronic power unit.
High overload.
See section 8.1, Led "Fault"
(g)
.
Follow the procedure established in sec-
tion 6.1.2.
(**)
Press pushbutton
(6)
as described in
chapter 7.1.
Recharge the
UPS
for at least 8 h.
Contact
A.S.S.
.
(*)
Shutdown the
UPS
, verify or reduce
the load and restart the system.
Connect the cable.
Shutdown the
UPS
. Replace the fuse/
Activate the MCB switch and restart the
system.
Normal condition with mains failure.
Led
(a)
out or intermittent.
Contact
A.S.S.
.
(*)
Recharge the
UPS
for at least 8 h.
Contact
A.S.S.
.
(*)
Reduce load.
Depend of the case.
Summary of Contents for NX Series
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