Alpha InTec2 26CE - Electrical Connections

7
Alpha InTec² 26E, 30CE and 35CE - Technical Data
Note: This Appliance Must Be Earthed
Optional integral single channel controls are available if required.
Note: Only use the Alpha single channel controls. Do not fit any two channel controls.
2.5 ELECTRICAL CONNECTIONS
Fig. 2.3
2.6 DATA BADGE ANNOTATION
Md
Sr N
o
Type
Q
nw/Qn min.
PMS
NO
x Class
Q
nw/Qn max.
PMW
Cod. Md
Cod. PIN
P
n min.
D
P
n max.
TM
CONDENSING
Md.............................Model
Cod. Md ....................Model code
Sr N
o
.........................Serial number
CHK ..........................Check
Cod. PIN ...................PIN code
Type ..........................Type of installation (ref. CEN TR 1749)
Q
nw min. .....................DHW minimum heat input
Q
n min. .......................CH minimum heat input
Q
nw max. ....................DHW maximum heat input
Q
n max. ......................CH maximum heat input
P
n min. .......................Minimum heat output
P
n max. .......................Maximum heat output
PMS ..........................Maximum system pressure
PMW .........................Maximum DHW pressure
D ...............................Specific flow rate
TM ............................Maximum operating
temperature
NO
x Class .................NOx Class
CONDENSING .........Condensing boiler
NOTE: Technical data is provided on the boiler data / wiring label and in Section 2.1.
Programmer clock
(optional)
X21
X26
50 51 52 53 54 55 56 57 58
X20
Relay board
(optional)
Remove link to
connect clock
Mains Supply
220 V ~ 50 Hz
Remove link to connect
220 V room thermostat
Room
thermostat
(optional)
Alpha
Climatic Control
(optional)
When an Alpha Climatic control is connected to terminals 41 and 44
remove the links between terminal blocks 1 and 2
X70
B4
B9
3
1
2
4
R
Bl
Br
R
R
Br
Bl
Bk
Bl
Br
R Br
Or
G
Bl Bk Br W G
Y
Y
G/Y
G/Y
Br
Bl
G/Y
L
N
A
B
1
2
21
40
41
44
41 14
15
38 39 38 48
X5 on PCB
X1 on PCB
X1 on PCB
X4 and X9 on PCB
Colour Code
Bk Black
Bl Blue
Br Brown
G Green
Gy Grey
G/Y Green/Yellow
Or Orange
R Red
V Violet
W White
Y Yellow
X70 Low temperature circuit thermostat
B4 External sensor
B9 DHW inlet sensor (as standard)