-X2
7-N-PE
Solar pump
230V, max. 1A
8-N-PE
Suction Pump
230V, max. 1A
Tab.30 Connections -X3
-X3
3-4
Flow / Pressure switch
9-10
External thermostat
11-12
Remote on / off
13-14
Smart Grid 1 / Tariff
15-16
Smart Grid 2 / Tariff
17-18
Deactivation return pump
Tab.31 Connections -X5
-X5
1-2
Central fault
Tab.32 Connections -X6
-X6
1-2
Outside temperature
3-4
Hot water temperature
7-8
Mixing circuit temperature 2 collector tempera
ture
9-10
Set point, Space, Buffer or Heating solar stor
age tank temperature
11-12
Buffer tank sensor
15-16
Control of the return pump 0-10V
19-20
Control mixer 2 0-10V
4 Description of the product
4.1
Product types
There are different types of the E-HP AW heat pump:
E-HP AW 44 Ace B
E-HP AW 88 Ace B
E-HP AW 168 Plus B
E-HP AW 44 Cool Ace B
E-HP AW 88 Cool Ace B
E-HP AW 168 Cool Plus B
The naming of these products is to be interpreted as follows:
E-HP AW: Electrical heat pump air/water.
Number: the capacity of the E-HP AW in kW.
Cool: indicates that the device is equipped with an active cooling option.
B: indicates that it is version 2 of the product.
Plus/Ace: indicates the operating limits of the device. The Ace can be
used at lower outdoor temperatures and deliver a higher flow
temperature.
4 Description of the product
20
7697291 - v.05 - 11032022
