UPS ZINTO A 1000, User Manual

Page: 83 / 181

7. Principle of operation
rating conditions (normal mode), the ZINTO
is supplied with mains voltage from the wall socket. During
the connected loads is
d. The filtering provides effec-
ctuations and voltage spikes.
y the rectifier with integrated
ppropri-
case of mains undervoltage or mains overvoltage, the
di-
this way voltage fluc-
evel acceptable for the
ads. Use is not made of the internal battery for this process.
7.1 Power electronics
The UPS is connected to a wall socket with earth contact and
connects the mains to the loads connected to the UPS.
Under normal ope
A
this process the power provided to
filtered and the battery monitore
tive protection against voltage flu
This monitoring is performed b
charging electronics, which if required also provides a
ate trickle charging.
In
automatic voltage regulation (Buck & Boost) provides ad
tional stabilisation of the load voltage. In
ations on the mains are reduced to a l tu
lo
Fi e 1
In case
ngeover device is activated
a th
u ter
th UP The ZINTO A supplies power until the
b ry d. To prevent an abrupt shutdown of the
gur 3: Block diagram
of mains
e combina
failure, the cha
nd tion of battery and inverter takes over the
rupted supply of the power to the loads connected to
S (battery mode). nin
e
atte is discharge
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Manual-ZintoA_final_ger_engl_it_20090929.doc
30.09.2009, Dipl.-Ing. S. Spitzley