ALLTRONIC SEMIS T33 Manual De Instalacion Y Uso página 133

I P
NTERNAL ROTECTIVE
The max. iut current
and a battery charger charged with 4A.
In versions with additional internal battery chargers (optional), the maximum iut current on lines L2 and L3 must be
increased by 7A.
SHORT CIRCUIT
BACKFEED
The UPS has an internal device (redundant bypass power supply) which, when a failure occurs on the
machine, activates the bypass automatically, thus keeping the load powered without any internal protection
and without any limitation to the power supplied to the load.
Under these emergency conditions, any disturbance present on the iut line will affect the load.
See also the "USE" section of the "Redundant Auxiliary Power Supply for Automatic Bypass" paragraph.
D UPS
EVICES OF THE
Isolators and internal protective devices
refers to a rated load (PF = 0.9) and
硐
**
*
an iut voltage of 346V,