Alt. 1. Connection To Ctc Controlling Product, Common Underfloor Heating/Cooling; Alt. 2. Connection To Ctc Controlling Product, Underfloor/ Radiator Heating And Separate Cooling Coil Units - CTC Union EcoComfort Installation And Maintenance Manual

4.1 Alt. 1. Connection to CTC controlling product,
common underfloor heating/cooling
Component
Radiator pump 1,
used for both heating
and cooling
Radiator pump 2,
cooling pump in
CTC EcoComfort
Mixing valve in
CTC EcoComfort
Diverting valve
Primary flow sensor 1
Primary flow sensor 2
Room sensor
* valid for EcoLogic Pro and EcoZenith i550 Pro
4.2 Alt. 2. Connection to CTC controlling product, underfloor/
radiator heating and separate cooling coil units
Component
Radiator pump 1,
for the heating system
Radiator pump 2,
cooling pump in
CTC EcoComfort
Mixing valve in
CTC EcoComfort
Primary flow sensor 1,
for the heating circuit
Primary flow sensor 2,
for the cooling circuit
Room sensor 1,
for the heating circuit
Room sensor 2,
for the cooling circuit
* valid for EcoLogic Pro and EcoZenith i550 Pro
18 CTC EcoComfort
Block in
Designation, controlling
component product
G1 A31
A33
PE
G2, G3* A36
A34
PE
Y2, Y3* A15
A16
A17
Y60 A36
A25
A26
B1 G13
G14
B2 G15
G16
B11 G17
G18
G19
Block in
Designation, controlling
component product
G1 A31
A33
PE
G2, G3* A36
A34
PE
Y2, Y3* A15
A16
A17
B1 G13
G14
B2 G15
G16
B11 G17
G18
G19
B12 G20
G21
G22
Cable
L1
Neutral
Earth
L1
Neutral
Earth
Open signal (white 3)
Close signal (brown 1)
Neutral (blue 2)
Relay output
Phase
Neutral
Pole-independent
Pole-independent
Pole-independent
Pole-independent
RG-1 (block in the room sensor)
RG-2 (block in the room sensor)
RG-4 (block in the room sensor)
Cable
L1
Neutral
Earth
L1
Neutral
Earth
Open signal (white 3)
Close signal (brown 1)
Neutral (blue 2)
Pole-independent
Pole-independent
Pole-independent
Pole-independent
RG-1 (block in the room sensor)
RG-2 (block in the room sensor)
RG-4 (block in the room sensor)
RG-1 (block in the room sensor)
RG-2 (block in the room sensor)
RG-4 (block in the room sensor)
Note
230V 1N~
(Not mounted in
CTC EcoComfort)
230V 1N~
230V 1N~
Fully open = 10 (cooling)
Fully closed = 0 (no cooling)
230V 1N~
Fully open= cooling
Fully closed= no cooling
Extra low voltage protection
Extra low voltage protection
Extra low voltage protection
Note
230V 1N~
(Not mounted in
CTC EcoComfort)
230V 1N~
230V 1N~
Fully open = 10 (cooling)
Fully closed = 0 (no cooling)
Extra low voltage protection
Extra low voltage protection
Extra low voltage protection
Extra low voltage protection