Wiring Diagram
Application
RDF300... / RDF400...
RDF340
RDF300... / RDF400...
ON
1 2
2-pipe
en
L
N
10 A
L
N
Q1 Q2 Q3
Y11
Y21
AC
23
0
V
X1
M
X2
I
II III
N1
B2
S1
M1
Y1
QAH11.1 +
ARG86.3
5(2)A
max.
5(2)A
max.
AC 230 V
G
G0
G
G0
Q1 Q2 Q3
Y10
Y20
AC
2
4
V
X1
M
X2
I
II III
N1
M1
L
N
L
Y1
max.
±
1 mA
B2
S1
QAH11.1 +
ARG86.3
G - G0 AC 24 V
L - N AC 230 V
L
N
10 A
L
N
Q1 Q2 Q3
Y11
Y21
AC
23
0
V
X1
M
X2
I
II III
N1
B2
S1
M1
C1
QAH11.1 +
ARG86.3
5(2)A
max.
5(2)A
max.
AC 230 V
ON
1 2
2-pipe & el. heat
er
en
L
N
10 A
L
N
Q1 Q2 Q3
Y11
Y21
A
C
23
0 V
X1
M
X2
I
II III
N1
B2
S1
M1
Y1
QAH11.1 +
ARG86.3
E1
5(2)A
max.
5(2)A
max.
5(2)A
max.
AC 230 V
G
G0
G
G0
Q1 Q2 Q3
Y10
Y20
AC
24
V
X1
M
X2
I
II III
N1
M1
L
N
L
Y1
max.
±
1 mA
B2
S1
QAH11.1 +
ARG86.3
E1
max.
±
1 mA
YR
G - G0 AC 24 V
L - N AC 230 V
L
N
10 A
L
N
Q1 Q2 Q3
Y11
Y21
A
C
23
0 V
X1
M
X2
I
II III
N1
B2
S1
M1
QAH11.1 +
ARG86.3
E1
5(2)A
max.
5(2)A
max.
5(2)A
max.
AC 230 V
C1
ON
1 2
4-pipe
en
L
N
10 A
L
N
Q1 Q2 Q3
Y11
Y21
AC
2
3
0
V
X1
M
X2
I
II III
N1
M1 Y1
Y2
5(2)A
max.
5(2)A
max.
5(2)A
max.
B2
S2
B1
S1
G
G0
G
G0
Q1 Q2 Q3
Y10
Y20
AC
2
4
V
X1
M
X2
I
II III
N1
M1
L
N
L
Y1
Y2
max.
±
1 mA
max.
±
1 mA
S1
QAH11.1
/ QAA32
G - G0 AC 24 V
L - N AC 230 V
L
N
10 A
L
N
Q1 Q2 Q3
Y11
Y21
A
C
23
0 V
X1
M
X2
I
II III
N1
S1
M1
5(2)A
max.
5(2)A
max.
5(2)A
max.
AC 230 V
QAH11.1
/ QAA32
C1
C2
ON
1 2
2-pipe, 3 position output
en
L
N
10 A
L
N
Q1 Q2 Q3
Y11
Y21
A
C
23
0 V
X1
M
X2
I
II III
N1
S1
M1
5(2)A
max.
5(2)A
max.
AC 230 V
QAH11.1 +
ARG86.3
Y1
T °C
T °C
T °C
P01
P02
P13
+
-
-
+
P14
-
+
P12
+
-
P01=0
+
-
P01=1
P01=2
P01=3
P01=4
T
T °C
X2
M
T
QAH11.1
T °C
X 2
M
X 2
M
Legend:
Dimensions
N1 RDF3xx / RD
M1 3
Steps-Fan
Y1,Y2 Valve
C1,C2 Compressor
E1 Electro
heater
S1 Operating
mode
switch-over
contact (e.g. key card
YR Current
valve
B2 Heat/cool changeover sensor
V ie w
A
S e ctio n B - B
A
B
B
60 mm
62
m
m
49 mm
86 mm
62
m
m
44 mm
5 mm
14 mm
86
mm
10
m
m
