Y Series TechBook
11
For 240 V (4 wires)
Correct wiring of the
electrical service box,
GFCI, and pack terminal
block is essential
Call an electrician if
necessary
Refer to heater
connection section for
proper connections of
ORANGE and BROWN
wires
For 120 V (*3 wires)
*If connected to a
3 wire system, no 240 V
component will work
Refer to "Connections
for 120 V heater" section
of this manual
Y Series electrical wiring North American model
L 2
L 1
L 1
G
G
N
N
In.ye.ce 230 V AC or 230/400 V AC
Correct wiring of the electrical service box, RCD, and
pack terminal block is essential!
Call an electrician if necessary
Refer to heater connection
section for proper connec-
tions of ORANGE and
BROWN wires
in.ye electrical wiring European model
L1
L1
L1
L1
N
N
G
G
G
G
N
L2
L2
L2
L3
L3
1-phase
2-phases
with single neutral
3-phases
with single neutral
3-phases Delta
In.yt.ce 230 V AC or 230/400 V AC
Correct wiring of the electrical service box, RCD, and
pack terminal block is essential!
Call an electrician if necessary
Refer to heater connection
section for proper connec-
tions of ORANGE and
BROWN wires
in.yt electrical wiring European model
L1
L1
L1
G
G
G
N
N
N
L3
L2
L2
L2
1-phase
2-phases
with single neutral
3-phases
with single neutral
Warning!
Inyece models must
always be connected
to a circuit protected
by a Residual-Current
Device (RCD) having
a rated operating
residual-current not
exceeding 30 mA
Warning!
Inytce models must
always be connected
to a circuit protected
by a Residual-Current
Device (RCD) having
a rated operating
residual-current not
exceeding 30 mA
