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3

Installation Instructions 

for Control Center VR 65

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

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

Notes on the documentation . . . . . . . . . . . . .   3

Description of the appliance . . . . . . . . . . . . . .   3

2.1 

Data badge  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   4

2.2 

CE label/conformity . . . . . . . . . . . . . . . . . . . . . . . . .   4

2.3 

Intended use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   4

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

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

Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   10

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . .   10

Factory customer service . . . . . . . . . . . . . . . .   11

Technical data . . . . . . . . . . . . . . . . . . . . . . . . .   11

Содержание Control Center VR 65

Страница 1: ...For the qualified engineer VR 65 Installation instructions Control Center VR 65 Control Center for storage connection eBUS GB ...

Страница 2: ......

Страница 3: ...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 z...

Страница 4: ...tended use includes the observance of the installation manual Note The VR 65 is designed to control one 3 port valve or two 2 port valves Systems requiring more zone valves or a combination of 3 port and 2 port valves are not possible Note The VR 65 requires a 230 V supply The ecoTEC boiler also requires a 230 V supply The eBUS wiring between the two will not provide 230 V from one device to the o...

Страница 5: ...ivated VRT 360 Digital room temperature thermostat with daily weekly program for time and temperature control of heating and hot water Designed for wall mounting There are three individually programmable time win dows per day for heating hot water and a hot water circulation pump Different target room temperatures can be set for each time window The thermostat can be set to run a weekly or a daily...

Страница 6: ... the cable clamps 3 Finally press the covering back onto the housing so that is clicks into place audibly 5 Electrical installation The electrical connection must be done by a suitably qualified heating engineer who is responsible for com plying with the existing standards and guidelines Danger Risk of death from electric shock through con tact with live connections Isolate the mains power supply ...

Страница 7: ... has a mains switch see fig 4 2 to isolate the internal electronics as well as all connected zone valves for the purposes of tests and maintenance When the housing cover has been removed a green LED indicates if the VR 65 is still connected to the mains voltage CYL USE DO NOT 230 V N L M 3 Port EARTH BLUE BROWN or WHITE ORANGE GREY DHW on N CH DHW N on on off BUS 2 1 NTC NTC for use with Vaillant ...

Страница 8: ...a mains switch see fig 4 2 to isolate the internal electronics as well as all connected zone valves for the purposes of tests and maintenance When the housing cover has been removed a green LED indicates if the VR 65 is still connected to the mains voltage CYL USE DO NOT 230 V N L CH DHW M M EARTH BLUE BROWN BLUE BROWN 2 Port DHW on N CH DHW N on on off BUS 2 1 NTC EARTH NTC for use with Vaillant ...

Страница 9: ...rminal box see 2 fig 5 4 Version B fig 5 5 To remove the cylinder control a release the clips with two screw drivers as shown in fig 5 5 Remove the capillary tubes 3 of the thermostat and the thermal cutout from the dry pocket of the uniSTOR Ensure that the capillary tube of the immersion sensor is not removed Now the NTC can be pushed into the free dry pocket of the cylinder as shown in fig 5 6 T...

Страница 10: ...er priority The 3 port valve is in the heating or hot water position depending on the operating mode With 2 port valves either the DHW valve or the CH valve is open both valves are closed on standby x 1 Enable mid position The 3 port valve is in the mid position for simultaneous heating and hot water request or in the heating or hot water position depending on the operating mode With 2 port valves...

Страница 11: ...ata Feature Unit VR 65 Operating voltage V 230 Power consumption VA 2 Contact load of output relays max cos ϕ 0 6 A 2 Contact voltage for DHW cylinder thermostat V 230 Operating voltage of temperature sensor NTC V 5 Minimum cross section of the temperature sen sor cables eBUS cables mm2 0 75 Minimum cross section of the power supply cable rigid cable NYM mm2 1 5 Maximum ambient temperature C 70 Ho...

Страница 12: ...00 2000 7476_02 GB 11 2005 ...

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