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Remeha Gas 3002 ECO

• High efficiency condensing

boiler with Low NOx

emission

• Range 177 - 531 kW

• mbc 3.0

Technical information

Remeha

Gas

3002

ECO

Содержание GAS 3002 ECO

Страница 1: ...Remeha Gas 3002 ECO High efficiency condensing boiler with Low NOx emission Range 177 531 kW mbc 3 0 Technical information R e m e h a G a s 3 0 0 2 E C O...

Страница 2: ...andard electronic gas train 21 7 4 1 Schematic construction 21 7 4 2 Specification 21 7 5 Functions 21 7 5 1 General 21 7 5 2 Flame protection lock out 21 7 5 3 Low water protection 21 7 5 4 Temperatu...

Страница 3: ...liged to adjust earlier supplies accordingly These technical instructions contain useful and impor tant information for the correct operation and mainte nance of the Remeha central heating boiler mode...

Страница 4: ...d has a red and grey sheet steel casing Its compact construction and the fact that the boiler is suitable for room sealed or room ventilated operation makes it suitable for an unprecedented range of a...

Страница 5: ...isture The boiler is provided with an integrated instrument panel in which a rematic weather compensated boiler control can be incorporated The boiler is available for either room sealed or con ventio...

Страница 6: ...570 C 450 550 720 820 920 1060 1160 177 235 294 354 413 471 531 7 9 11 13 15 17 19 20 20 60 60 60 60 60 1 1 2 1 1 2 2 2 2 2 2 90 108 121 141 158 171 188 893 1092 1228 1380 1520 1659 1799 80 60 C E Y...

Страница 7: ...boiler water temperature of 45 C 4 4 Annual efficiency On average 108 at Hi 97 2 at Hs at an average boiler water temperature of 35 C 4 1 Combustion efficiency Up to 98 5 at Hi 88 7 at Hs at 80 60 C 4...

Страница 8: ...he boiler block has been connec ted on water side and after any temporary start up con struction phase without it being necessary to drain the boiler block 5 1 2 Location The drawings on the next page...

Страница 9: ...stallation 2 Two boilers in the boiler room Installation 3 Two boilers in the boiler room back to back Fig 03 Typical boiler installations Installation 1 One boiler in the boiler room When using the s...

Страница 10: ...5 2 L P H W configuration 5 2 1 Water temperature The maximum water temperature is 110 C sealed instal lation The maximum operating temperature is 95 C The minimum return water temperature is 20 C wi...

Страница 11: ...t boiler in kW m3 h This circulation prevents for example activation of the high limit thermostat when the mixing valves of the instal lation close when the boiler is in operation to dissipate residua...

Страница 12: ...any way as overriding statutory obligations 5 5 Condensate discharge The condensate produced by the condensing boiler which is formed at a return water temperature below approx 55 C should be dischar...

Страница 13: ...ess steel 316 Flexible stainless steel 316 or plastic b Air supply Single walled aluminium or stainless steel or flexible aluminium or flexible stainless steel or plastic Discharge condensate out of t...

Страница 14: ...d flue gas discharge piping without bends 6 Air supply and flue gas discharge piping with two 90 bends maximum connection length to vertical length 1 5 m of both the supply and discharge pipes The adj...

Страница 15: ...or 11 and 19 sections for the 9 13 15 and 17 sections the pipe supplied must be shortened This pipe is not suitable for the 7 section boiler H mm 2350 2350 2350 2500 2500 2500 2500 D mm 200 200 200 25...

Страница 16: ...e gas control block for the gas air ratio control This control ensures optimal combustion under all circumstances Furthermore each mixing chamber is provided with a distribution plate This slotted pla...

Страница 17: ...essible using service code Factory level not accessible 7 3 2 User level The user level comprises a number of menus which can be called up using the button The main menu continuously displays the oper...

Страница 18: ...ce settings Various settings can now be made select desired option using and button and confirm it by pressing the button Option 1 Input selection Offers the posibility of an internal PI regulation by...

Страница 19: ...30 minutes without having to enter the code again Furthermore the control unit will automatically switch back to the user level after 30 minutes Option 2 Language A choice of English Dutch French or G...

Страница 20: ...XX Pa 1 confirm with enter switchpoint relay point 95 confirm with enter gas leak detection 1 yes 2 no boiler status flow temp xxC return temp xxC flame sign 1 x xuA Remeha boiler control version 3 0...

Страница 21: ...the rate of increase in water tempe rature and the differential temperature across the boiler If for instance one of the sensors signals a water tempe rature increase which is too rapid the boiler wi...

Страница 22: ...are located at the same side as the gas and air supply connections in room sealed construction The standard location of these connections is the top left on the boiler If specified when ordering it is...

Страница 23: ...an choose the output of the boiler there are two choices B1 Through an analog signal Select in the service level the option Input selection analog This analog signal 0 10V should be connected to the t...

Страница 24: ...er with a voltage of 24 V DC The current is approx 6 mA per input No connection whatsoever may be connected in any way with the phase zero or earth of the mains power circuit All con nections must be...

Страница 25: ...hing on off the frequency changer will be reset 10 6 Outputs 10 6 1 Alarm output The boiler is fitted with a potential free two way contact for the alarm or ready message When the boiler is locked or...

Страница 26: ...26 Remeha Gas 3002 ECO Fig 17 Electrical wiring diagram 10 9 Electrical wiring diagram...

Страница 27: ...27 Fig 17b Electrical wiring diagram...

Страница 28: ...wires 3 Check the water level 4 Check the presetting of the N and V controllers see fig 21 for 7 and 9 sections and fig 22 for 11 to 19 sections 5 Switch on the circulation pump and check assembly po...

Страница 29: ...with the button Now select Boiler on confirm with the button The boiler now will make a start attempt without igni tion As soon as the gas valve opens the opening pressure can be read out on the pres...

Страница 30: ...found these can be corrected by turning the V controller Gas distribution pipe Gas multi block Fig 20 Differential pressure measuring points boiler with 11 to 19 sections black blue blue black burner...

Страница 31: ...Using the button various menus can now be called up all indicating the opera tional condition of the boiler at the moment of failure In the table below the various failure messages are dis played whi...

Страница 32: ...through the boiler is correct return temp higher than The return water temperature exceeds the flow water temperature flow temp Check if the wiring of the flow and return sensors have been inverted if...

Страница 33: ...input 1 is activated Check whether any connected contacts are closed locking input 2 is activated the wiring to the input correct connector connection output relay Check print wiring failure fuse F3...

Страница 34: ...tion water flow boiler water level working pressure min 0 8 bar heat exch temp rise Boiler temperature rise faster than usual too fast Check boiler installation water flow boiler water level flow temp...

Страница 35: ...downwards at an angle The boiler block can now be cleaned from the top using a cleaning brush To avoid dirt from falling on the second heat exchan ger we recommend placing a sheet of cardboard between...

Страница 36: ...our prior consent in writing ISO 9001 since 1988 Subject to alterations 55239 2000 1200 Bo Broag Ltd Head office Remeha house Molly Millars Lane Wokingham Berkshire RG41 2QP Tel 0118 978 3434 Fax 0118...

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