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3 Technical specifications
C 630 ECO
Air supply
Air supply manifold
Second return (optional)
3.4
Electrical diagram
Fig.3
Electrical diagram
X01
X02
Mains
Pump
1 2 3
1 2
3
1
2 3 4 5
N
L
YW/
GN
BK
BL
BK
RD
WH
6
X51
BK
YW/
4
GN
BL
BL
BR
X50
P
N
L
5
J6
Alim
230 V - 50 Hz
N L
N
L
1 Extended PCB (SCU-D4)
2 Standard PCB (PCU-06)
3 Safety PCB (SU-01)
4 On/Off switch (AU)
5 Power supply (P)
6 Flow sensor (Fs)
7 Heat exchanger temperature sensor (HEs)
8 Return temperature sensor (RTs)
18
560
Ø 250 mm
Ø 350 mm
Flange NW
65 (DIN
2576)
X03
6 7 8
9
10 11
12
BL/
BK/
OR
WH
WH
OR
BR/
YW/
BL
WH
WH
7
8
9
10 11
J10
J8
J5
J9
J2
J1
J4
1
SCU-D4
J9
B
TS +
B
A
0-10V
N
N
L
N L
+
-
700
860
Ø 250 mm
Ø 250 mm
Ø 350 mm
Ø 350 mm
Flange NW
Flange NW
65 (DIN
65 (DIN
2576)
2576)
PCU-06
X04 X05
X06
X07
1 10
1 2 3 4
1 2 3
BL
GY
BR
BL
BR
N
L
L
ION
12
13
14
15
X04
2
X10
J7
J6
J8
S
AMB S AMBB S AMP A
C
S SYST
4
3 2 1 2 1 2 1 2 1
2
9 Parameter storage (PSU)
10 High limit switch (HLs)
11 Air pressure differential switch (PS)
12 Computer connection (PC)
13 Control panel (HMI)
14 Gas valve unit (GB)
15 Ignition transformer (IT)
16 Fan (FAN)
1000
1140
Ø 250 mm
Ø 250 mm
Ø 350 mm
Ø 350 mm
Flange NW
Flange NW
65 (DIN
65 (DIN
2576)
2576)
X08
X09
OT
bL
RL
On / Off
1 2 3 4 5 6
1
2
3 4
5 6
BK
N
L
SU-01
X08
X09
X11
X02
X03
X01
X05
X07
X06
J2
J8
+
TA -
S ECS S EXT
S DEP C S DEP B
1 2
1 2 1 2 1 2 1 2 1
7600532 - v.11 - 13122018
1300
Ø 250 mm
Ø 350 mm
Flange NW
65 (DIN
2576)
X10
X11
1 2 3 4
SU-01
SU-01
BR
WH
GN
YW
3
1
5
4 2
16
AD-3001123-01
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