Danfoss Termix VVX-I-R FI - 7 Series User Manual Download

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© Danfoss | 2021.06

LGB40450

Termix VVX-I-R FI - 7 Series DS fully insulated

Operating Guide

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Summary of Contents for Termix VVX-I-R FI - 7 Series

Page 1: ...Danfoss 2021 06 LGB40450 Termix VVX I R FI 7 Series DS fully insulated Operating Guide...

Page 2: ...12 Schematic description Termix VVX I R FI RAD 13 Schematic description Termix VVX I R FI UFH 14 Electrical connections and wiring 15 Wiring diagram radiator heating 16 Wiring diagram underfloor heat...

Page 3: ...cian All electrical connections must be carried out by an authorised electrician Daily operations After correct installation and commissioning under normal circumstances further adjustment of the unit...

Page 4: ...ow medium should not exceed 150 mg l The risk of corrosion increases significantly if the recommended chloride content is exceeded REACH All products from Gemina Termix A S meet the requirements in RE...

Page 5: ...ries DS fully insulated Unit label The unit label is affixed to the back plate Image of a unit label is shown as an example Should the unit label become unreadable damaged or fall off completely then...

Page 6: ...vel 55 dB Ambient temp 0 40 C in continuous use Dimensions for connections DHF DHR HFL HRL DCW DHW G internal thread Weight Net weight Approx 28 kg Dimensions Dimensions H 690 mm x W 530 mm x D 235 mm...

Page 7: ...tions during transport and lifting handling it is important that all union connections are re tightened After filling the system with water and once it is in operation all union connections must be re...

Page 8: ...he factory Assembly installation and commissioning Unpacking and preparation Remove the packaging from the unit Cling film and cardboard must be disposed of in accordance with locally applicable legis...

Page 9: ...U shaped front Unhook and secure the front Lift the heat interface unit in the following two places 1 On the left hand side around the primary strainer 2 On the right hand side around the T piece bel...

Page 10: ...10 Danfoss 2021 06 LGB40450 Termix VVX I R FI 7 Series DS fully insulated Dismantling the insulation front Temporary securing of centre plate Disassembly of the side frame...

Page 11: ...act your supplier Tightening Due to vibrations during transit lifting and handling all heat interface unit connections must be checked and tightened before installation Strainer If a strainer is suppl...

Page 12: ...sure Absorber with non return valve 2B Double check valve WRAS 31 Differential pressure controller 63 Sieve 4 Safety valve 38 Expansion tank 69 On off valve 7 Thermostatic controller HE 41B Fitting pi...

Page 13: ...manual M Electrical wiring box 20 Filling drain valve 62B Pressure Absorber with non return valve 1 Isolation valve 26 Pressure gauge 63 Sieve 2B Double check valve WRAS 31 Differential pressure contr...

Page 14: ...trical wiring box 24 Delivered loose with unit 62B Pressure Absorber with non return valve 1 Isolation valve 26 Pressure gauge 63 Sieve 2B Double check valve WRAS 31 Differential pressure controller 6...

Page 15: ...nd IEC 60364 5 54 2011 The bonding point is located on the bottom of the mounting plate in the right corner and marked with an earth symbol Disconnection The electrically connected heat interface unit...

Page 16: ...16 Danfoss 2021 06 LGB40450 Termix VVX I R FI 7 Series DS fully insulated Wiring diagram underfloor heating Wiring diagram radiator heating...

Page 17: ...upply and DH Return if there is water in the system Loosen nuts Loosen the nuts on the fitting piece Remove fitting piece Remove the fitting piece and replace it with the energy meter Don t forget the...

Page 18: ...osed the plug removed and a supply hose connected On re opening the isolation valve system fill can commence 4 Pre pressure The expansion vessel is supplied prepressurised to 0 5 bar The pre pressure...

Page 19: ...ng of the secondary heating system Step 1 Remove the front and centre plate Step 2 Remove the cap and connect the flexible hose Step 3 Open both valves Step 4 After filling up the secondary heating sy...

Page 20: ...t the pump and heat through the system Remark The circulator pump should run for 10 minutes during the first installation 3 Open isolation valves primary The isolation valves should then be opened and...

Page 21: ...he handle on the thermostatic controller to select a lower number RAVK controller 35 75 C 07 see diagram Activating the thermoactuators The thermoactuators are supplied with a first open function whic...

Page 22: ...smooths out the fluctuations in pressure arriving from the heat network The operating pressure in the heat interface unit is thus held steady AVPL can be set within the region of 5 kPa to 25 kPa 0 05...

Page 23: ...pressure 2 factory setting Proportional pressure 3 Max Constant pressure 1 Constant pressure 2 Constant pressure 3 Max Constant curve 1 Constant curve 2 Constant curve 3 Max Function PP Red CP Green...

Page 24: ...am IMIT Thermostat The IMIT thermostat is used to limit the underfloor heating flow temperature The IMIT thermostat is preset to 60 C and will shut off the pump and the primary on off valve when the f...

Page 25: ...irectly on the controller The set includes circulation pipe single check valve and fitting When mounting the hot water circulation directly on the controller the hot water circulation temperature will...

Page 26: ...sulated Isolation valve Expansion tank Double check valve WRAS Heat Exchanger The heat exchanger is produced in acid resistant stainless steel 38 see diagram 01 see diagram 2B see diagram Fill drain v...

Page 27: ...rs including meter readings Temperatures Check of all temperatures such as DH supply temperature and DHW temperature Connections Checking all connections for leaks Safety valves The operation of the s...

Page 28: ...normal That there is sufficient differential pressure Measures AFTER troubleshooting Once the troubleshooting has been completed undertake the following measures Tighten all union connections Wipe off...

Page 29: ...lace the valve if defective Incorrectly set differential pressure regulator Set the differential pressure regulator to the correct value according to the section Differential pressure regulator Defect...

Page 30: ...has been removed from the socket The unit has cooled down Gloves It is recommended that suitable work gloves are used in connection with handling and lifting of the heat interface unit Disposal This...

Page 31: ...Danfoss 2021 06 31 LGB40450 Termix VVX I R FI 7 Series DS fully insulated Declaration of conformity...

Page 32: ...31 21 Clip on actuator removed 69 21 Wiring completed 15 16 Mains connected Room controller connected and working Pre payment unit connected and working Pump setting completed 10 23 Correct pressure o...

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