INSTALLATION
INSTALLATION
7 ELECTRICAL CONNECTIONS
SINGLE-PHASE
− Insert in the well (P) the setting thermostat bulb (TR) and
then the one of the safety thermostat (TS).
− Fasten the lug terminals of the live (L) and neutral (N)
conductors with the washers (1) and nuts (2) as shown
in the figure
− Fasten the earth faston (PE) to the tab (I) present on the
heating element ring nut.
I
N
L
PE
TR
TS
P
L
2
1
N
PE
THREE-PHASE
− Insert in the well (P1) the bulb, of the safety thermostat
(TS) with greater diameter, and in the well (P2) the one of
the setting thermostat (TR).
− Fasten the eyelets of the phase conductors (L1), (L2), (L3),
using the washers (1) and the nuts (2)
− Fasten the eyelet of the earth conductor (PE) with washer
(1) and screw (3) to pre-set earth terminal.
L3
L1
L2
L3
PE
20
TS
TR
P1
P2
L1
2
1
L2
3
PE