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14
www.blaubergventilatoren.de
KOMFORT EC DW
Fig. 16. KOMFORT EC DW3800-2 wiring diagram
L3
L2
L1
N PE 1
L
2
N
3
PE
4
1
5
2
6
3
7
c
8
nc
9
N
10
L
11
N
12
L
13
c
14
nc c
15
no
16
+12V
17
Gnd
Gnd Out
18
B
19
A
20
E+
21 22 23
L
M4
N PE
E+
TE1
+12V Gnd
Gnd Out
P1
B A
1
SM4
2 3
+
Y
1
DD1
2
1
PK1
2
1
SM1
2
1
SM2
Cooler (
CCU)
nor
mally opened c
on
tac
t
Po
w
er input
400 V
AC
2
N
L
N
L
t°
— ELECTRIC SHOCK HAZARD!
X1
1. The unit includes only P1 and TE1 items.
2. ** The maximum connecting cable length is 20 m!
Sign
Name
Type
Wire
Cooler
DX-cooler
N0
2x0,75 mm
2
DD1
Pump dry run protection relay
NC
2x0,75 mm
2
M4
Heater circulating pump
max. 0.3 kW
3x0,75 mm
2
SM1
Supply air damper actuator
LF 230
2x0,75 mm
2
SM2
Exhaust air damper actuator
LF 230
2x0,75 mm
2
SM4
3-way heat medium regulating valve actuator
LR24 SR
3x0,75 mm
2
PK1
Contact from fire alarm panel
NO
2x0,75 mm
2
P1**
Control panel
4x0,75 mm
2
TE1
Outdoor temperature sensor
3x0,75 mm
2
Outside
TE1
TE2
D1
F1
F2
RK1
D2
M2
M1
TE4
TE3
М4
TE5
Q1
Indoor
FS1
P1
FS2
TE6
SM3
SM4
SM2 SM1
DD1
Power supply 12 V AC
230 V AC
24 V AC
Digital input (DI)
Digital output (DO)
Analogue input (AI)
Analogue output (AO)
RS485
400 V AC
Symbol
Name
Symbol
Name
D1*
Supply air damper
SM2*
Exhaust air damper actuator
D2*
Exhaust air damper
SM3
Bypass air damper actuator
F1
Supply air filter
SM4*
3-way regulating heat medium valve actuator
F2
Extract air filter
TE1
Outdoor temperature sensor
M1
Supply fan
TE2
Air temperature sensor downstream of the heat exchanger
M2
Extract fan
TE3
Return water temperature sensor
P1
Control panel
TE4
Water heater freezing protection sensor
Q1
Water heater
TE5
Duct temperature sensor
FS1*
Duct humidity sensor
TE6
Indoor temperature sensor integrated into the control panel
FS2
Room humidity sensor
DD1
Pump dry run protection relay
RK1
Plate heat exchanger
M4*
Heater circulating pump
SM1*
Supply air damper actuator
* Not included in the product, available as specially ordered accessories.
Fig. 17. KOMFORT EC DW3800-2 functional diagram
KOMFORT EC DW v1(6)_EN.indd 14
10.08.2015 10:11:06