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Danfoss District Energy

VI.GP.V2.02

DKDHR

Instructions

Akva Lux II VX

Problem

Possible cause

Solution

Declining temperature during tapping

Defective or wrongly set differential

pressure controller (set too low).

(Akva Lux II VX3-E)

Check the functions of the differential

pressure controller - clean valve seat and

capillary tubes if required, - air and rinse

capillary tubes.

Automatic controls wrongly set.

Check that the controller has been cor-

rectly set - see separate instructions.

Calified plate heat exchanger.

Clean plate heat exchanger with acid

solution or replace plate heat exchanger.

Poor cooling

Calified plate heat exchanger.

Clean plate heat exchanger with acid

solution or replace plate heat exchanger.

Discoloured water (for a longer period)

Short-circuiting of plate heat exchanger

Replace plate heat exchanger

Содержание Akva Lux II VX Series

Страница 1: ...Danfoss District Energy MAKING MODERN LIVING POSSIBLE Akva Lux II VX2 VX2 E VX3 VX3 E Instructions for installation and use...

Страница 2: ...Safety thermostat 15 8 4 Expansion vessel 16 8 5 Heat meter Fitting piece 17 8 6 Test and connections 17 8 7 Mounting of outdoor temperature sensor 17 8 8 Safety valves 17 9 0 Filling Start up 18 10 0...

Страница 3: ...re The maximum supply temperature in the district heating network can be up to 110 C and the operating pressure can be up to 16 bar This may result in a risk of scalding from touching the substation a...

Страница 4: ...sions with cover H780 x W550 x D380 mm Connections Order 1 District heating DH supply 2 District heating DH return 4 Heating HE return 5 Heating HE supply 6 Domestic hot water DHW 7 Domestic cold wate...

Страница 5: ...Order 1 District heating DH supply 2 District heating DH return 4 Heating HE return 5 Heating HE supply 6 Domestic hot water DHW 7 Domestic cold water DCW top view wall Connection sizes DH G ET HE G E...

Страница 6: ...nections Order 1 District heating DH supply 2 District heating DH return 3 Heating HE return 4 Heating HE supply 5 Heating HE return 6 Heating HE supply 7 Domestic hot water DHW 8 Domestic cold water...

Страница 7: ...tions Order 1 District heating DH supply 2 District heating DH return 3 Heating HE return 4 Heating HE supply 5 Heating HE return 6 Heating HE supply 7 Domestic hot water DHW 8 Domestic cold water DCW...

Страница 8: ...bilities as con nection of pipes can be established both in the top or in the bottom of the substation Please note Your substation may look different than the substation shown as vari ants with other...

Страница 9: ...tom of the substation Please note Your substation may look different than the substation shown as vari ants with other components may be supplied The control function however is basically as stated in...

Страница 10: ...meter 25 Electronic controller ECL 310 260 29 Actuator AMV 150 30 2 way valve VS2 38 PTC2 P controller 40 Danfoss thermostat for bypass circulation The substations offer variable connection possibili...

Страница 11: ...ure controller 20 Switch box for pumps 22 Safety thermostat 21 Flowswitch 24 Fitting piece for heat meter 25 Electronic controller ECL 310 A376 29 Actuator AMV 150 30 2 way valve VS2 31 Actuator AMV 3...

Страница 12: ...m overstrain of union nuts 8 On systems that feature a safety valve establish a drain con nection in compliance with the applicable legislation 9 SettemperatureforATsafetythermostatforfloororradiatorh...

Страница 13: ...substation is prepared for mounting of the ball valves for DH supply and return as well as the ball valves for HE supply and return in top of the substation and for mounting of the ball valves for DH...

Страница 14: ...Assemble the circulation set as illustrated in fig 2b and re member to use packing yarn when packing the hexagon nipple non return valve in the 5 4 pump union piece and make sure that the arrow on th...

Страница 15: ...ostat is used to regulate the medium temperature in the pipe on which the thermostat is mounted AT senses the tempera ture in the pipe through its contact surface and is therefore suitable to control...

Страница 16: ...substation either in the top or in the bottom of the substation oppositely to the pipes connection which can be established both in the top or in the bottom of the substation Mount the expansion vess...

Страница 17: ...necessary Please note that the connections may feature EPDM rubber gaskets Therefore it is important that you DO NOT OVERTIGHTEN the union nuts Over tightening may result in leaks Leaks caused by over...

Страница 18: ...the system with water and at the same time vent the system Fill heat exchanger the system with water until the mano meter shows a working pressure which corresponds to the system height 5 m approx 1 2...

Страница 19: ...r supply connection must be carried out in accordance with the applicable regulations and instructions The station must be wired and connected to an external main switch so that it can be turned off d...

Страница 20: ...which in combination with the ECL controller controls the heating circuit The electrical actuator has undergone a functional test from factory In case of operating disturbances the actuator can be clo...

Страница 21: ...or Akva Lux II VX2 switching to recirculation is possible from a constructional point of view requiring only an additional circula tion set The circulation set is not included in the delivery and must...

Страница 22: ...ormation Control of heating circuit For control of heating circuit 1 the Akva Lux II VX2 E ECL 310 is supplied with a 2 way valveVS 2 and an electrical actuator AMV 150 which in combination with the E...

Страница 23: ...iler or flow tem perature in central heating systems The AT pipe thermostat comprises a bimetallaic sensor a contact system and a setting knob On connection to terminals CO and NC the ther mostat brea...

Страница 24: ...ectrical actuator AMV 30 2 way valve VM2 DHW recirculation Substations with electronic control of the domestic hot water circuit are prefabricated for DHW recirculation The circulation set is supplied...

Страница 25: ...Control of heating circuit 1 For control of heating circuit 1 the Akva Lux IIVX3 ECL 310 is supplied with a 2 way valve VS 2 and an electrical actuator AMV 150 which in combination with the ECL contr...

Страница 26: ...w danfoss lt 5 puslapis lATVIsKI Motori tr s punktu kontrolei AMV 150 www danfoss com Lpp 5 MAgYAR Szelepmozgat k h rompontos szab lyoz shoz AMV 150 www danfoss com 6 oldal EsKY Servopohony s t bodov...

Страница 27: ...ould never exceed 55 C to avoid lime scale precipitation Bypass or circulation thermostat Bypass thermostat default AsastandardtheAkvaLuxIIVX3isequippedwithabypassthermostat Danfoss FJVR 2 which ensur...

Страница 28: ...substation Heating circuit The temperature for the heating circuit is controlled electronically by the Danfoss ECL controller The supply temperature ist calculated by the controller on basis of the o...

Страница 29: ...sreglering AMV 150 varme danfoss se Sida 4 NEDERlANDs Servomotor met 3 puntssturing AMV 150 www danfoss nl Pagina 4 lIETUVI K Pavaros trij pad i valdymui AMV 150 www danfoss lt 5 puslapis lATVIsKI Mot...

Страница 30: ...nsor a contact system and a setting knob On connection to terminals CO and NC the ther mostat breaks on a rise in temperature On connection to terminals CO and NO the ther mostat close on a rise in te...

Страница 31: ...nation with the ECL controller controls the domes tic hot water circuit The controller closes when set max flow is exceeded The electrical actuator has undergone a functional test from fac tory Please...

Страница 32: ...aspassedthepumpsmustbesetaccordingtotheaboveinstructions For more information please refer to enclosed installation and ope rating instructions WiloYonosPara Installationandoperatinginstructions Insta...

Страница 33: ...Wilo Star Z NOVA circulation pump Substation start up setting of pump The pump is electrically connected to the ECL controller from factory and needs no start up adjustment For information about venti...

Страница 34: ...acid Measures after maintenance work After maintenance work and before commissioning Check that all screwed connections are tight Check that all safety features covers that were removed have been rep...

Страница 35: ...replace gaskets and tighten connections Check the functions of the safety valve on the DCW inlet pipe Check the functions of the safety valves by turning the valve head of the safety valve General vi...

Страница 36: ...required Defective sensor Replace sensor Defektive actuator Check the functioning of the actuator Defective motor valve or possibly dirt in the valve housing Check the functions of the motor valve cl...

Страница 37: ...r cooling Strainer clogged Clean strainer Too small heating surface too small radiators compared to the total heating requirement of the building Increase total heating surface Poor utilization of exi...

Страница 38: ...heat exchanger with acid solution or replace plate heat exchanger Not enough pressure on the hot water Strainer in cold water meter clogged Clean strainer possibly in consultation with the water supp...

Страница 39: ...t and capillary tubes if required air and rinse capillary tubes Automatic controls wrongly set Check that the controller has been cor rectly set see separate instructions Calified plate heat exchanger...

Страница 40: ...7 Electromagnetic compatibility Generic standard Immunity for residential commercial and light industry EN 61000 6 2 2007 Electromagnetic compatibility Generic standard Immunity industry EN 61000 6 3...

Страница 41: ...41 41 Danfoss District Energy VI GP V2 02 DKDHR Instructions Akva Lux II VX...

Страница 42: ...42 DKDHR VI GP V2 02 Danfoss District Energy Instructions Akva Lux II VX...

Страница 43: ...43 43 Danfoss District Energy VI GP V2 02 DKDHR Instructions Akva Lux II VX...

Страница 44: ...Produced by Danfoss Redan A S 05 2013 VI GP V2 02 Danfoss Redan A S District Energy Omega 7 S ften DK 8382 Hinnerup Tel 45 87 43 89 43 Fax 45 87 43 89 44 redan danfoss com www redan danfoss dk...

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Содержание Akva Lux II VX Series

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