HLS PS25 & HLS PS50 User Manual
MN-DT-1305I_B
11
The following is placed at the bottom of the Control Unit:
IN BAT
Batteries (+)
IN BAT
Batteries (-)
TEST
The test button allows performing a led test and makes a real test of batteries forcing
them to supply current of 1A approx. for a minute. In case batteries fail, a Battery fault
will be reported. The HLS PS Series will supervise automatically the battery each 3
hours. If the battery load is in normal condition, the fault signal will disappear.
EN54 - 2
Section 8.2.4 requires that any Earth fault which may affect an obligatory function
should be indicated independently.
The cable size should be calculated according to the maximum length, the maximum
voltage drop supported by devices and the minimum voltage of battery system.