en
Cascade description
High-efficiency wall-hung gas boilers
MCA 160
Страница 1: ...en Cascade description High efficiency wall hung gas boilers MCA 160...
Страница 2: ...iler room 13 4 2 2 Installation area and dimensions 13 4 3 Connecting diagrams 13 4 3 1 General 13 4 3 2 Linear wall mounted LW 14 4 3 3 Linear free standing LV 22 4 3 4 Back to back configuration RG...
Страница 3: ...7 1 6 Overflow valve and manual seals 50 7 1 7 Expansion vessel 50 7 1 8 Configuration and mounting 50 Contents 7680446 v 01 14082017 MCA 3...
Страница 4: ...must observe the following instructions Read and follow the instructions given in the manuals provided with the appliance Install the appliance in compliance with prevailing legislation and stand ards...
Страница 5: ...tact us if you have any questions or for further informa tion about cascade configurations 2 2 Symbols used 2 2 1 Symbols used in the manual This manual uses various danger levels to draw attention to...
Страница 6: ...cations Adjustment When using several boilers and modulating control the heat output of fered is virtually equal to the heat output requested Important A number of the points mentioned are dependent o...
Страница 7: ...is possible to extend the system to a maxi mum of 8 boilers in a linear configuration or 2 x 4 boilers in a back to back configuration In a linear configuration the rear connections must be capped off...
Страница 8: ...to back configuration the length of the pipes that go to the rearmost row of boilers has been adjusted to the correct length It is assumed that when an odd number of boilers are supplied the larger n...
Страница 9: ...A 45 115 Flow connection 1 female thread to boiler and 35 x 1 5 mm to main pipe Return connection 1 female thread to boiler and 35 x 1 5 mm to main pipe Gas connection female thread to boiler and 28 x...
Страница 10: ...45 115 Flow connection 1 female thread to boiler and 35 x 1 5 mm to main pipe Return connection 1 female thread to boiler and 35 x 1 5 mm to main pipe Gas connection female thread to boiler and 28 x 1...
Страница 11: ...cluded 3 5 Accessories and options 3 5 1 Accessories Elbow kit for angled connection of the low loss header in 65 and 100 mm diameters Connecting flanges DN 65 and DN 100 for system side of the low lo...
Страница 12: ...orizontal connections to main pipes for return flow and gas These pipes are welded onto a frame that rests on the floor and is fixed to the wall or to a free standing frame The low loss header supplie...
Страница 13: ...cascade system We recommend a clearance of at least 50 cm above the units This distance also depends on any installation of flue gas outlet and air supply collector pipes Consult the flue gas tables...
Страница 14: ...tion DN 65 DIN 2631 4 holes 2 System return connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150 mm Flue gas outlet 150 mm A System flow...
Страница 15: ...connection DN 65 DIN 2631 4 holes 2 System return connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150 mm Flue gas outlet 150 mm A System...
Страница 16: ...eturn connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150 mm Flue gas outlet 150 mm A System flow centre line 330 mm up to 350 kW and 56...
Страница 17: ...stem water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150 mm Flue...
Страница 18: ...System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150 mm Flu...
Страница 19: ...1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150 mm F...
Страница 20: ...2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150 mm...
Страница 21: ...1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes 4 Suspension points Air supply 150...
Страница 22: ...m water supply connection DN 65 DIN 2631 4 holes 2 System return connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outlet 150 mm A System flow...
Страница 23: ...ater supply connection DN 65 DIN 2631 4 holes 2 System return connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outlet 150 mm A System flow ce...
Страница 24: ...2 System return connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outlet 150 mm A System flow centre line 330 mm up to 350 kW and 560 mm abov...
Страница 25: ...3 1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outle...
Страница 26: ...5 3 1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas out...
Страница 27: ...67 5 3 1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas o...
Страница 28: ...267 5 3 1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas...
Страница 29: ...5 1 2 3 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas out...
Страница 30: ...supply connection DN 65 DIN 2631 4 holes 2 System return connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outlet 150 mm A System flow centre...
Страница 31: ...2 System return connection DN 65 DIN 2631 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outlet 150 mm A System flow centre line 330 mm up to 350 kW and 560 mm abov...
Страница 32: ...2 3 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outlet...
Страница 33: ...3 1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outle...
Страница 34: ...3 1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas outle...
Страница 35: ...20 3 1 2 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas out...
Страница 36: ...20 1 2 3 1 System water supply DN 100 DIN 2631 connection 4 holes 2 System water supply DN 100 DIN 2631 connection 4 holes 3 Gas supply connection DN 65 DIN 2633 4 holes Air supply 150 mm Flue gas out...
Страница 37: ...ion regulator can be used Connecting a calorifier pump If you use an MCA 160 to boost the calorifier in an independently installed cascade system we advise using a calorifier pump The water resistance...
Страница 38: ...room ventilated or room sealed operation The room ventilated version extracts the necessary combustion air from its en vironment In this case via an air supply opening at the top of the boilers By in...
Страница 39: ...considerable saving on the cost of a com bined flue gas outlet system with several boilers switched in a cascade Important Contact us for more information 5 3 4 Dimensions for back to back configurati...
Страница 40: ...160 165 170 441 3 185 190 195 200 205 588 4 225 225 235 235 240 735 5 250 255 260 265 270 882 6 280 285 290 295 295 1029 7 305 305 310 315 320 1176 8 325 330 335 335 340 Room sealed version high pres...
Страница 41: ...ic T120 Stainless steel 1 The sealing must conform to pressure class 1 2 With CE marking Tab 5 Air supply pipework materials Version Material Single wall rigid Aluminium Plastic Stainless steel Flexib...
Страница 42: ...lector above the unit Make sure that the flue gas outlet pipe towards the boiler has a sufficient gradient at least 50 mm per metre and that there is a sufficient conden sate collector and discharge a...
Страница 43: ...017 1016 1015 1016 1001 1009 1010 1023 1016 1020 1016 1020 1012 1016 1020 1016 1020 1013 1012 1016 1020 1016 1014 1020 1016 1026 1016 1011 1016 1020 1016 1017 1011 1017 1016 1017 1015 1006 1010 1005 1...
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Страница 45: ...ig 40 Insulation parts AD 0801119 01 alleen DN 65 only DN 65 nur DN 65 seulement DN 65 solo DN 65 s la DN 65 3005 3005 3006 3007 3002 3004 3001 3003 3002 3006 6 Spare parts 7680446 v 01 14082017 MCA 4...
Страница 46: ...g flanges DN 100 1 1007 Blind flange DIN 2527 DN 100 1 1009 Packing ring 65 5 1009 Packing ring 100 5 1010 Packing 65 10 1011 Wall bracket LW2 1 1011 Wall bracket LW3 1 1012 Stand at right angles 1 10...
Страница 47: ...n line kit 1 2016 MCA 45 115 TOP supply line kit 1 2017 MCA 45 115 TOP gas line kit 1 2018 Screw fitting 1 1 1 2019 Screw fitting 1 1 1 2020 Fitting 1 1 1 2021 Union nut 1 10 2022 Union nut 1 10 2023...
Страница 48: ...dvantageous be cause of their reasonable price and fitting dimensions 7 1 2 Standard cascade system Fig 41 Standard cascade system AD 0001450 01 6 9 5 8 2 1 3 4 1 2 2 2 2 1 1 1 10 7 A B B B B A Cascad...
Страница 49: ...1 4 Boiler and system pumps P Boiler resistance mbar Q Flow rate m3 h The total output of the system pump s must not be more than the com bined capacity Q of the boiler pumps Otherwise with full take...
Страница 50: ...r 7 1 8 Configuration and mounting Select the desired combination of boilers on the basis of the required heat output The boilers can be installed next to each other or back to back Mount the boilers...
Страница 51: ...nological information contained in these technical instructions as well as any drawings and technical de scriptions supplied remain our property and shall not be multiplied without our prior consent i...
Страница 52: ...er Str asse 151 D 48282 EMSDETTEN DE DIETRICH THERMIQUE Iberia S L U ES www dedietrich calefaccion es 34 935 4 75 850 info dedietrich calefaccion es C Salvador Espriu 11 08908 L HOSPITALET de LL OBREG...
