8 General information
Fire alarm and extinguishing system
1.5.4 Safety instructions
EN 62368: Equipment only suitable for mounting at heights ≤ 2 m.
The symbol indicates that the installer should refer to the instructions manual.
Equipment in overvoltage category II (CAT II 2500 V). The equipment, once installed, is subject to
transient voltages higher than those of the design project overvoltage category and requires additional
protection from transient voltages external to the equipment.
*: “n” indicates a progressive number.
EN IEC 62368-1
Isolation class I
Terminal type
AC INPUT ES3, PS3
BAT-, BAT+ for control panels in small
cabinets
ES1, PS2
BAT-, BAT+ for control panels in large
cabinets
ES1, PS3
+24/A+/A-/-, +24/B+/B-/- ES1, PS2
NO C NC ES1, PS2
Ln * ES1, PS1
Tn * ES1, PS1
I/On * ES1, PS2
AUX ES1, PS2
Ethernet ES1, PS1
USB ES1, PS1
DIALLER-EXP, LED-EXP ES1, PS1
USER-EXP ES1, PS2
USB (PREVIDI-C-DIAL) ES1, PS1
ANT1 (PREVIDIA-C-DIAL) ES1, PS1
L.E., L.I. (PREVIDIA-C-DIAL) ES1, PS1
ETHERNET (PREVIDIA-C-COM) ES1, PS1
RS232 (PREVIDIA-C-COM) ES1, PS1
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