29
Central Ventilation Units KWL EC.. D Pro/WW
Installation and Operating Instructions
7.1 Wiring diagram 85 499 155 (KWL EC 1400 D)
EN
Fig.32
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
25
57
51
19
25
38
26
58
52
20
26
37
27
59
21
27
36
28
60
22
28
35
29
61
23
29
34
30
62
24
30
33
32
31
IN1
Room
IN2
1
2
CANH
CANH
CANL
CANL
+12V
+12V
B
B
SD
B
+12V
+12V
B
A
A
A
A
BYP
ASS
3
4
5
6
7
LL
24V+
12V+
LF1
+
INT
+
-
GND
GND
CO2
GND
GND
OUT
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
+
0-10
0-10
24V
0-10
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
31
32
33
PWM
PWM
TK
TK
RPM
RPM
PWM
PWM
TK
TK
Int2
Int1
Ext3
Ext2
Ext1
CO2
PE
PE DC12V
L
N
L
Fu
LF2
FUSE
I-BUS
I-B
US
I-BUS
I-BUS
6.3A
T
RELAY
RELAY
RELAY
RELAY
RELAY
RELAY
RELAY
RELAY
RELAY
GND
GND
A1
A2
L1'
L2'
L3'
N'
N'
N'
LF
LF
N'
L1'
Reset
LF
LF
A1-60
A1-57
M
MM
PE
PE
NN
LL
YE
BK
BN
YE
YE
BU
BU
WH
WH
WH
WH
N'
N'
N'
N
L1
L2
L3
A2-50
A1-62
N'
N'
L1'
L2'
L3'
N
W
AT
-OUT
GND
NTC 10k
NTC 10k
NTC 10k
NTC 10k
NTC 10k
NTC 10k
Suppl
y fan
■
Extract fan
■
■
Contr
ol panel
Fuse f
or fans
■
Main s
witc
h
■
Electronic board A
Electronic board B
10m 8p inc
l.
85499 155 11.06.19 S
.2
GND
SSR
4-
3+
2
1
4.5kW
■
Preheater
5x1.5mm²,
6/11.4/11.4A,
400V~
exhaust air (red)
OnlyWW:
(pink)
T -W
ater outlet
extr
act air (orange)
supply air duct (white)
outdoor air (blue)
supply air (green)
1
2
3
7
5
9
4
8
6
10
belo
w
,
high
pressure
abo
ve
,
low
pressure
EXTRA
CT
FIL
TER
SUPPL
Y
FIL
TER
SUPPL
Y
PRESSURE
EXHA
UST
AIR
V
OLUME
SUPPL
Y
AIR
V
OLUME
1
2
3
7
5
9
4
8
6
10
Pressure tubes
■
L out 230V
2A
T
L
N
12VDC
L
N
24VDC
L
