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FRISTAR3

FRESH WATER STATION

Operating manual

English

Manual Version 1.05

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Summary of Contents for FRISTAR3

Page 1: ...ta co at FRISTAR3 FRESH WATER STATION Operating manual English Manual Version 1 05 ...

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Page 3: ...3 Control of cascade switching with freely programmable controllers 14 Cascade switching with circulation line 14 Schematic diagram for activating the DHW circulation pump with the FRISTAR3 controller 14 Schematic diagram for activating the DHW circulation pump with a different switching device 15 Data transfer with CORA DL 16 Input variables 16 Output variables 16 Status 17 DL bus 17 Index 18 DL ...

Page 4: ...liar with these operating instructions Before you start work on the system ensure that the system is switched off and all components are cooled down When replacing the pump turn the 4 ball valves into the closed position In multi occupancy dwellings legionella protection must be observed in accordance with the local regulations Disposal Devices no longer in use or beyond a state of repair must be ...

Page 5: ...te VWW and temperature TWW and the temperature sensors in the cold water line TKW and the primary flow TPri The pump is controlled with PWM signals Optimal matching of the control behaviour with the pump valve and heat exchanger ensures perfect stabilisation of the outlet temperature The controller has an integral heat meter which enables the values to be read via DL bus The controller automatical...

Page 6: ...lve Primary sensor Volume flow sensor DHW temperature Ball valve Ventilation primary circuit Cold water sensor Power cable Flow primary circuit Return pri mary circuit Hot water Sec ondary circuit Cold water Sec ondary circuit Valve Pump Orientation of the plug in strip varies ...

Page 7: ...et If the tank is operated at a temperature higher than 70 C a pre mixer that restricts the temperature to less than 70 C must be used in the primary circuit In order to prevent damage from calcification the maximum pre mixing temperature must be 70 C with a water hardness of up to 10 dH 65 C with up to 15 dH and 60 C at most with a hardness above 15 dH The VMS pre mixing set is suitable for both ...

Page 8: ...8 Dimensions Housing dimensions thermal insulation cover W x H x D 366 x 573 x 160 mm ...

Page 9: ... position 3 Remount pump connection plug 5 on the other side The flow direction of the pump is upwards On WILO pumps the connection plug is above the pump and on Grundfos pumps it is below 4 Mounting of pipe elements 1 4 and the pump on the heat exchanger see figures above on the other side correct positional setup of the volume flow sensor 5 Commissioning according to the Commissioning chapter Im...

Page 10: ...nent connection Commissioning Before filling the system thoroughly flush both the primary and secondary side systems Slowly fill the house system with drinking water via the secondary side ball valves Vent the house system at the draw off valves Slowly fill the system with hot water via the ball valves in the primary flow Vent the primary circuit using the venting opening of the plate heat exchang...

Page 11: ...or index 3 If a DHW circulation pump is not used the potentiometer must be set to 0 factory setting as oth erwise the primary pump would run on after every draw off To connect the circulation line a tee is installed in the secondary circuit cold water pipe A PT1000 sensor is used for the TZirku sensor The sensor TZirku is optional including when using a DHW circulation pump but is recommended for ...

Page 12: ...The sensors in the FRISTAR stations should not be subjected to more than 30 litres per minute The final station however should be flushed several times a day to prevent stagnant water from forming This is ensured if the overriding controller increases the station number in stages of about 8 10 l min In the following step by step instructions the first stage with 9 l min was selected because sensor...

Page 13: ...of collector excess temperature shut down activated at the factory 6 Expert Program settings Selection of program 496 7 Technician Parameters The values Max1 Max2 and Max3 must be set to No This eliminates their influence on the control process 8 Technician Parameters The parameter Min1 maintains its start threshold at 54 0 C 540 l h 9 l min The stop threshold is 49 0 C These thresholds are used t...

Page 14: ...alve The relevant switch on and switch off thresholds should be chosen in the same way as for the UVR67 Cascade switching with circulation line Schematic diagram for activating the DHW circulation pump with the FRI STAR3 controller Figure with fresh water stations version version Pump on the right The circulation pump is connected only to the always ready FRISTAR3 Circulation pump ...

Page 15: ...in the FRISTAR3 2 l min or 120 l h UVR67 If the DHW circulation pump is also to be switched on and off according to temperature the maxi mum possible number of FRISTAR3 modules is three This is done using the program 480 for switch ing modules 2 and 3 on and off via outputs A1 and A2 The DHW circulation pump can be switched at output A3 via the differential S5 S4 S5 is unused S4 measures the DHW c...

Page 16: ...culation has ended it can only be restarted after this time has elapsed Set temp DHW circ C Set temperature for DHW circulation measured at the DHW circula tion sensor if not used the cold water sensor applies Timeout Yes No Digital value Yes No Yes if connection lost DHW temperature C Temperature at sensor TWW Cold water temp C Temperature at sensor TKW Flow rate l h Flow rate according to flow r...

Page 17: ...ctory setting Provided no other sensors are connected to the DL bus no change of address is required The new address is derived from address 1 factory setting plus the sum of all values of the DIP switches that are set to ON Example desired address 6 1 from factory settings 1 4 DIP switches 1 and 4 must be set to ON 1 Circulation pump running 2 DHW circulation enable 16 Sensor T DHW circ open circ...

Page 18: ...d the DL address of the FRISTAR3 controller is specified The required index according to the table on the previous page should be en tered underneath Index Measurement 1 Actual DHW temperature Tww C 2 Cold water temperature TKW C 3 Flow rate l h 4 Primary temperature TPri C 5 Circulation temperature C 6 Set temperature C 7 Pump output 8 Valve position 9 Current output kW 10 Total energy kWh 11 Tot...

Page 19: ...ting the FRISTAR3 to an electrical system via a residual current device RCD use an RCD of type A which will detect pulsating direct currents and bears the following marking Checking using a high voltage insulation tester may cause damage to the pump and the control elec tronics Primary pump Optional Circulation pump Fuse 3 15A fast acting Temperature differential set ting for circulation pump Valv...

Page 20: ...ncy operation mode can be deactivated by connecting both temperature sensors S1 and S2 A self test will occur right after If all required sensors the pump and the valve function correctly the Emergency operation mode ends and normal operation begins Operation When turning the temperature dial all the way to the left 40 C the pump will not run and the valve will be shut 0 When turning the temperatu...

Page 21: ...LED Status 1 The controller is in Emergency operation mode see page 20 2 Valve reset active If the controller receives feedback about an error from the valve the valve will be reset During this process this LED status is active 3 Error Sensor for DHW temperature TWW in the flow sensor 4 Primary pump error 5 Valve error 6 Error cold water sensor TKW 7 Error primary flow sensor TPri 8 Controller val...

Page 22: ... water temperature 40 70 C Pressure loss secondary side Kv value 2 60 m3 h Connection thread primary secondary circulation pipe G external thread DL Buslast 10 Maximum electrical rating pump controller 80 W Materials all parts in contact with potable water comply with DVGW W270 Fittings Brass CW617N Heat exchanger Stainless steel 1 4401 copper soldered Pipes Copper 99 96 Seal material PTFE EPDM Kl...

Page 23: ...rve 1 kPa 10 mbar The pump operates in heating mode meaning that at a 5 PWM value the pump will run at full speed A break in the PWM lead therefore results in full pump speed The eight curves shown correspond to the following PWM values 5 max 20 31 41 52 62 73 88 min ...

Page 24: ...nger corrosion resistance The corrosion behaviour of stainless steel and copper solder must be considered Product Class1 2 Energy efficiency3 Standby max W Power consump tion typ W 4 Max power con sumption W 4 FWR33 1 1 1 0 0 88 0 90 1 0 3 0 Water containing material Water containing material Chloride See diagram Saturation index SI 0 2 0 0 2 Iron 0 2 mg l Total hardness 6 15 dH Manganese 0 1 mg l...

Page 25: ...l as typographical and printing errors This manual is only valid for devices with the corresponding firmware version Our products are subject to constant tech nical advancement and further development We therefore reserve the right to make changes without prior notice 2023 Status LED illuminated Check power supply check circuit breaker check connecting cable and clamping See table LED status displ...

Page 26: ... 2008 EN 16297 1 2012 EN 16297 2 2012 EN 16297 3 2012 Position of CE label On packaging manual and type label Issuer Technische Alternative RT GmbH A 3872 Amaliendorf Langestraße 124 This declaration is submitted by Dipl Ing Andreas Schneider General manager 19 02 2021 This declaration certifies the agreement with the named standards contains however no warranty of character istics The security ad...

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Page 28: ...and installation instructions or incorrect maintenance 4 The warranty claim will expire if repairs or actions are carried out by persons who are not authorised to do so or have not been so authorised by us or if our devices are operated with spare supplementary or accessory parts which are not considered to be original parts 5 The defective parts must be sent to our factory with an enclosed copy o...

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