General information
External unit
Art. 4878KC
Technical characteristics
Installing the external unit
Leave the system protec-
tion device in position
1
Nameplate LED lighting selection
WHITE
3
Art. 4878KC
BLUE
OFF
Description of terminal block
LL
V+ V-
RTE
DO
PR
GND
NO NC COM
SE
Technical characteristics
Description of terminal block
L
N
2
4
Art. 1207
17
17