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 Technical Data

43

BA ROTEX GSU - 09/2007

7.2

Wiring diagram

1

Mains power switch

2

Common fault indicator

4

Capillary tube pressure gauge

5

Control: Central unit THETA 23R

20

4-pin circuit board connector with switch cable

21

4-pin circuit board connector with fault indicator 
cable

22

4-pin mains circuit board connector with clamped 
mains cable and earthing connection

23

3-pin circuit board connector with pump cable

24

Heating circulation pump

25

3-pin circuit board connector for connecting a 
circulation pump

26

3-way diverting valve

27

4-pin circuit board connector with valve cable

28

6-Pin circuit board connector with connected 
burner cable (voltage supply for automatic firing 
unit and burner fan)

29

Modulating gas burner automatic firing unit

30

7-pin circuit board connector for connecting a 
mixer motor and mixer circulation pump

31

3-pin circuit board connector with communication 
cable

32

12-pin circuit board connector for clamping 
sensors, BUS and control lines

33

External temperature sensor

34

Storage tank temperature sensor

35

8-pin circuit board connector with terminating 
resistor or flue gas temperature sensor (optional)

36

16-pin MOLEX plug with cable for flow and return 
flow temperature sensor as well as fan control

37

Flow temperature sensor

38

Return flow temperature sensor

39

Burner fan

40

Control panel circuit board

41

Stickers for terminal assignment

Figure 7-13 Wiring diagram (showing the control THETA 23R)

Содержание GSU 320

Страница 1: ...fied solar storage tank Operating instructions Type Rated thermal output ROTEX GSU 320 3 20 kW modulating ROTEX GSU 520S 3 20 kW modulating ROTEX GSU 530S 7 30 kW modulating ROTEX GSU 535 8 35 kW modu...

Страница 2: ...y invalidate the guarantee claim Dispatch and transport damage are excluded from the guarantee offer The guarantee explicitly excludes follow up costs especially the assembly and disassembly costs of...

Страница 3: ...LPHA 23R 20 4 2 Heating mode 22 4 2 1 Manual setting of the boiler temperature 22 4 2 2 Pump setting for energy saving operation 22 4 2 3 Information on operating noises 23 4 3 Temporary shutdown 24 4...

Страница 4: ...of the Control 1 2 Warnings and explanation of symbols Meaning of the warnings The warnings are classified in this manual according to their severity and probability of occurrence Special warning sym...

Страница 5: ...anufacturer This is the case for example with original spare parts 1 5 Instructions for operating safety Heating system Work on the heating system e g installation connection and the initial start up...

Страница 6: ...roeth ylene carbon tetrachloride heavy dust formation e g workshops or high humidity e g laundries Always maintain the minimum distances from walls and other objects see Chapter 7 1 Operation Operate...

Страница 7: ...nnection alternatively condensate overflow connection to the front 21 Heating circulation pump 22 Gas fan burner 23 3 way diverting valve 24 Inflow temperature sensor 25 Return flow temperature sensor...

Страница 8: ...verflow connection 12a Top filling connection alternatively condensate overflow connection to the front 13 Condensate drain hose by others 14 Condensate pipe 15 Heating heat exchanger boiler body 16 D...

Страница 9: ...r 12 Condensate overflow connection 12a Top filling connection alternatively condensate overflow connection to the front 13 Condensate drain hose by others 14 Condensate pipe 15 Heating heat exchanger...

Страница 10: ...environment around the burner is not sucked in The heating room can therefore can also be used as a work room laundry or for similar purposes Possible to install as central roof unit and in garages Th...

Страница 11: ...ement connection OUT outlet gas pressure 11 Set screw for gas air mixture 12 Set screw for gas pressure controller under cover cap 13 Burner flange 14 1 Ionisation electrode 14 2 Ionisation cable 15 1...

Страница 12: ...c firing units of the gas burner The CVBC automatic firing unit calculates the necessary burner output from the target value and the values of the flow and return flow temperature sensors The determin...

Страница 13: ...nk charging circuits The required temperature sensors need to be ordered separately mixer circuit docking sensor TMKF 15 60 62 storage tank temperature sensor TSF 15 60 63 Flue gas temperature sensor...

Страница 14: ...rom the storage tank water on its way up The direction of throughflow by the countercurrent principle and the spiral shape of the heat exchanger creates a distinct temperature layering in the storage...

Страница 15: ...r with modulating gas burner the integrated circulation pump 3 way switch valve internal temperature sensors in the device inflow return flow storage tank safety group and ball cock The document folde...

Страница 16: ...The construction must include a protective device against mechanical damage vehicle for the entire system e g a bracket or deflector 3 3 Initial start up The technical staff can commission the ROTEX G...

Страница 17: ...its direct heating circuit mixer circuit and a storage tank charging circuit A more detailed description is given in the documentation of the ROTEX Control It is part of the scope of supply of the ele...

Страница 18: ...am Selection of one of the 3 pre installed timer programs P1 P2 or P3 You can find further instructions and a more exact description in the documentation for ROTEX control It is part of the scope of s...

Страница 19: ...active operating mode marking bar 4 1 2 Display and modification of parameters Standard display Modifying parameters All parameters for the operation of the heater system can be displayed and set on t...

Страница 20: ...al 16 Fastening catch for control 17 Button 18 Button 19 Suppression button Figure 4 3 Operating elements on the boiler control panel with integrated control ALPHA 23R STAND BY Frost protected shutdow...

Страница 21: ...and keys for longer than 2 seconds activates the Emission measurement Simultaneously pressing the and keys activates the Switching time programming for the switching time program I for more detailed i...

Страница 22: ...stem Additional pumps are needed only if mixed heating circuits are installed Depending on the heat requirement and design temperatures of the heating system the pump can also be operated at a reduced...

Страница 23: ...Air suction noises are generated in ambient air dependent operations The noise level can be effectively reduced by using a silencer 15 45 77 pR Residual discharge head mH Flow rate Figure 4 6 Residual...

Страница 24: ...hat the hose opening is just above floor level Drain the heat exchanger in siphon mode 4 4 Re commissioning If the ROTEX GasSolarUnit has not been in operation for a long time you have to carry out a...

Страница 25: ...eck the water pressure on the pressure gauge again and top up with water if necessary Close the KFE cock remove the filling hose and return flow inhibitor from the filling and draining fittings Functi...

Страница 26: ...dirt filter installed in the heating return flow Yes 9 Is a membrane expansion tank fitted according to specifications and of the requisite size Yes 10 Is the safety valve connected to a free outlet...

Страница 27: ...n the maintenance log The maintenance log is included in the scope of delivery 5 2 Inspection and maintenance tasks WARNING Improperly executed inspection and maintenance jobs can put human life and h...

Страница 28: ...e silencer hood WARNING Improperly carried out work on power or gas conducting components can endanger human life and health and adversely affect the operation of the GasSolarUnit Only heating enginee...

Страница 29: ...art of the legally specified flue gas check DANGER OF EXPLOSION Escaping gas is a direct threat to human health and life Even a few sparks can cause major explosions Only heating specialists trained a...

Страница 30: ...19 maximum 5 times hr If there are several fault shutdowns successively you must check the heating system e g flue system fuel supply Please contact a specialised heating company Non interlocking fail...

Страница 31: ...ble burnt 1 Establish cause and eliminate it 2 Replace ignition cable Automatic firing unit faulty Replace automatic firing unit Burner fan not starting despite burner demand No mains voltage on burne...

Страница 32: ...de energised 13 0 Hot water storage tank temperature sensor Interruption 13 1 Short circuit 14 7 Modem contact Fault signal 15 7 Burner blockage contact Fault signal 16 0 Flue gas temperature sensor...

Страница 33: ...sensor interruption The resistance of the outside temperature sensor is high or the calculated value is above 130 C The system continues to work with a constant outside temperature value of 0 C until...

Страница 34: ...es operation only after the measured value last for longer than 1 sec 30 3 Burner failure does not switch on There is a burner demand However no burner counter signal oil or burner flame signal gas co...

Страница 35: ...nly possible if the valve drive was previously set to the Heating position In the event of failure or incorrect settings of the electronic control emergency heating operation can be maintained Press t...

Страница 36: ...7 1 Installation dimensions for flue gas connection towards rear for values see Tab 7 1 A View from the side B View from the front C View from above Figure 7 2 Installation dimensions for flue gas co...

Страница 37: ...ith ball cock 1 female 4 Heating return flow pipe thread with ball cock 1 female 5 Solaris flow pipe thread flat sealing 1 SN A front B rear Figure 7 3 Connecting dimensions for heating and hot water...

Страница 38: ...ng inflow and return flow with ball cock Inch 1 FT 1 FT 1 FT 1 FT Tab 7 2 Standard data of ROTEX GasSolarUnit Type 1 GSU 320 GSU 520S GSU 530S GSU 535 Parameter Unit Efficiency characteristic NL accor...

Страница 39: ...er efficiency 110 Tab 7 4 Heat generator characteristic data 1 Type 2 Unit type 3 Product ID CE number 4 NOx class 5 Rated thermal load 6 Nominal output 7 Operating country 8 Voltage supply 9 Electr p...

Страница 40: ...sible burner loads of ROTEX GSU pR Residual discharge head mH Flow rate heating system Figure 7 6 Residual discharge head GSU 320 and GSU 520S on heating side pR Residual discharge head mH Flow rate h...

Страница 41: ...nt with reference to burner output P for GSU 320 and GSU 520S O2 content or CO2 content Figure 7 9 Flue gas setpoint values for burner adjustment with reference to burner output P for GSU 530S O2 cont...

Страница 42: ...sistance Flue gas temperature Figure 7 12 Resistance characteristics of the temperature sensor Sensor Temperature sensor Measured temperature in C 20 10 0 10 20 30 40 50 60 70 80 90 100 110 120 Sensor...

Страница 43: ...or with connected burner cable voltage supply for automatic firing unit and burner fan 29 Modulating gas burner automatic firing unit 30 7 pin circuit board connector for connecting a mixer motor and...

Страница 44: ...OTEX GSU 09 2007 Circuit diagram Connection cable colours bl blue br brown ye yellow gn green gr grey rd red bl black wt white n a contact not assigned Figure 7 14 Circuit diagram GasSolarUnit shown o...

Страница 45: ...x Notes 45 BA ROTEX GSU 09 2007...

Страница 46: ...Notes 46 BA ROTEX GSU 09 2007...

Страница 47: ...from the heating boiler to the heating surfaces and back again Heating return flow Section of the heat circulation which conducts the cooled water through the pipe system from the heating surfaces in...

Страница 48: ...for ROTEX Control Press manual key Fig 4 1 item 13 The gas condensing boiler controls the maximum boiler temperature for a period of 20 minutes Press the manual key again The gas condensing boiler reg...

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