Alpha Pro Tec 50 - Electrical Connections

8
Pro Tec 115
A
B
Flow rate (l/h)
1.0
2.0
3.0
4.0
5.0
6.0
0
Head
(m water)
7.0
8.0
9.0
10.0
11.0
0 400 800 1200 1600 2000 2400 2800 3200 3600 4000 4400 4800 5200 5600 6000
6400
Fig. 2.4
2.6 ELECTRICAL CONNECTIONS
Note: This Appliance Must Be Earthed
Fig. 2.5
Mains Supply
220 V ~ 50 Hz
Fuse
3.15 AF
Open Therm
Alarm free contact
Max. 1 A 220/240 V
External reset
220/240 V
N
N
L
L
N L
Zone manager
(optional)
Analog
input
0 - 10 V
37
A
38
B
++
__
R1 R2 A1 A2
S1 S2
1 2
3
4
5 6
Y Z M
OOT1OT2
3-way valve
(optional)
220/240
DHW sensor
(optional)
External sensor
(optional)
Remote switching
(optional)
i.e. room thermostat
remove link F to E
DO NOT connect
220/240 V
N NL L L
A
B
AB
External relay
(optional)
Coil 220 V ~ 50 Hz
Max. 0.1 A
IT
IS
IK
Q
P
C
D R H
G J
F E
Alpha Pro Tec - Data