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3Installation Instructions for Control Center VR 65
1 Notes on the documentation
The following information is intended to help you
throughout the entire documentation.
Further documents apply in combination with this instal-
lation instructions.
We accept no liability for any damage caused by non-
observance of these instructions.
Other applicable documents
When operating the equipment, please observe the oper-
ating instructions for the different system components.
Attachment and storage of the documents
The wiring diagram can be found on the inside of the
housing cover.
Please pass on this installation manual to the owner of
the system so that he can keep it available whenever it
is required.
Symbols used
Please observe the safety instructions in this installation
manual!
Danger!
Immediate risk of serious injury or death.
Danger due to high voltage!
Immediate danger to life and limb!
Caution!
Potentially dangerous situation for the product
and environment.
Note!
Useful information and instructions.
Symbol for a necessary task
2 Description of the appliance
The Control Center VR 65 offers a solution to allow
Vaillant low voltage ‘eBUS’ controls to be used with the
traditional 230 V zone valves and DHW storage cylinder
in the English market.
Information about the heat required by the cylinder is
forwarded by the Control Center VR 65 to the Vaillant
ecoTEC heating appliance. The boiler then decides
whether a hot water request has to be fulfilled and
sends a signal to position the 230 V zone valves via the
VR 65.
In this way, the boiler can store different target tempera-
tures for heating and warm water operation.
Standard 230 V components can be integrated into the
Vaillant eBUS system via the Control Center VR 65.
Contents
Notes on the documentation 1
Description of the appliance 2
Contents
1 Notes on the documentation . . . . . . . . . . . . . 3
2 Description of the appliance . . . . . . . . . . . . . . 3
2.1 Data badge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.2 CE label/conformity . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.3 Intended use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 Safety instructions and regulations . . . . . . . 4
3.1 Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3.2 Regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
4 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4.1 Installation overview . . . . . . . . . . . . . . . . . . . . . . . . 5
4.2 Scope of delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4.3 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4.4 Assembling Control Center VR 65 . . . . . . . . . . . . 6
5 Electrical installation . . . . . . . . . . . . . . . . . . . 6
5.1 Installing the VR 65 with one 3-port valve . . . . . 7
5.2 Installing the VR 65 with two 2-port valves . . . . 8
5.3 Installing the VR 65 with a NTC . . . . . . . . . . . . . . 9
6 Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
7 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . 10
8 Factory customer service . . . . . . . . . . . . . . . . 11
9 Technical data . . . . . . . . . . . . . . . . . . . . . . . . . 11
3


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