FläktGroup MultiMAXX HE Series Operation Manual Download Page 18 | Manualshive

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Assembly

MultiMAXX HE

18

FläktGroup DC-2011-0142-GB 2018-05/R5 • Subject to modifications

4.5

Unit installation

NOTE!

Electric unit heaters units must be installed in a safe, reliable and visually adequate
manner.
For these reasons, it is recommended to use manufacturer’s suspensions and
mounting brackets.

EQUIPMENT DAMAGE!

The unit must be installed in a stain-free, vibration-free and twist-free way.

NOTE!

Fixation points:

Electric unit heaters are secured in at least 4 fixation points.

Use the screws of the transport safety device.

NOTE!

Completing assembly and unit operation:

It is not allowed to operate the unit in a dusty environment, e.g. when drilling or grind-
ing of concrete, separation of gypsum wallboards, floor grinding or polishing, etc.

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Summary of Contents for MultiMAXX HE Series

Page 1: ...MultiMAXX HE OPERATION MANUAL ...

Page 2: ...Product Range MultiMAXX HE 2 FläktGroup DC 2011 0142 GB 2018 05 R5 Subject to modifications Product Range ...

Page 3: ...dule 39 spare bag filter for 36xx 37 Mat filter module 40 spare bag filter for 37xx 49 Duct through roof with flat roof plinth 51 Frame for wall connection 52 Flange for recirculating air units Without outlet Motor speeds A 3 400 V 2 speed low speed range wide wing fan B 3 400 V 2 speed upper speed range wide wing fan V 3 500 V 3 speed sickle blade fan only size 2 Electric equipment K Terminal box...

Page 4: ...on 2016 2281 13 Shipping and Storage 14 Delivery 14 Transport 14 Storage 14 Assembly 15 Load bearing capacity of the installation site 15 Ceiling installation 15 Wall installation 16 Safety clearances 17 Unit installation 18 Electrical Connection 21 Terminal box 21 Wiring diagrams 21 Motor terminal diagram for 2 speed three phase current external rotor motor 3 x 400 V type A B 23 Motor terminal di...

Page 5: ...ions in the current operation manual will help avoid the risks ensure economical operation of the unit and enjoy full benefits of the product The safety aspects covered by this chapter are valid for the entire operation manual 1 1 Availability of the operation manual The accompanying operation manual includes important instructions on safe and cor rect operation of the MultiMAXX HE electric unit h...

Page 6: ...ersonal injury and damage caused by overhead loads and suspended heavy objects DANGER OF HOT SURFACES This section specifies procedures and precautions for preventing personal injury due to hot surfaces DANGER SHARP CUTTING EDGES This section specifies procedures and precautions for preventing personal injuries due to cutting on thin metal fins DANGER OF ROTATING UNIT PARTS This section specifies ...

Page 7: ...of the MultiMAXX HE unit as well as the inspection and maintenance intervals specified by FläktGroup Improper use Any use other than that described above is considered improper The manufacturer supplier is not liable for any damages arising from improper use The user alone bears the risk The following accident prevention regulations are valid VBG1 BGV A2 previously VBG4 VBG7w VBG9a and generally r...

Page 8: ...are used 1 10 Disposal Main and operating supply materials must be disposed of depending on their material type in a safe and environmentally friendly manner refer to section Disposal on page 35 1 11 Personnel selection and qualification It must be ensured that every person working on the MultiMAXX HE unit has read and understood entire operation manual Please read this document fully before comme...

Page 9: ...an section Pos 4 Casing of heater bank Pos 5 Heater bank Pos 6 Protection grille Pos 7 Secondary air louvre optional Pos 8 Cover for electric connection of heater battery Pos 9 Terminal box for electric connection of fan motor Unit part Material Fan with contact protection grille Various materials Intake nozzle Galvanized metal sheet Heater bank Various materials Unit casing Galvanized painted met...

Page 10: ...r side of the unit heater The protection grille conforming with EN 13857 prevents possible contact with the fan The unit rear side can be supplied with an extension for mounting air intake accessories Mounting fittings for suspending the unit with a ceiling or wall suspension are located laterally on the fan box The com ponents made of non ferrous metal and galvanized connection parts are not prot...

Page 11: ...ating capacity QT Air heating at max heating duty T Voltage U Max rated current l Motor power consump tion Motor current con sump tion l Sound power Sound pres sure Weight without louvre Max Speed 1 2 3 min 1 m3 h kW kW kW kW K V A kW A dB A dB A kg A 3 400 V 2 speed low speed range 1 670 1410 12 4 8 12 26 3x400 17 3 0 03 0 05 55 40 28 860 1620 23 0 05 0 10 61 46 2 710 2260 21 7 14 21 27 30 3 0 07...

Page 12: ...0 Metal sheet in RAL 9002 with bird protection grille without filter insert or with filter insert Spare filter for air intake hood roof ZH 3802 ZH 3804 Filter G2 Filter G4 Bag filter module ZH 360 Galvanized metal sheet module with bag filter Spare filter for bag filter module ZH 3902 ZH 3904 Filter G2 Filter G4 Mat filter module ZH 370 Galvanized metal sheet Spare filter for mat filter module ZH ...

Page 13: ... cooling in industrial processes with high operating temperature and fan coil units Unit data B1 Air heater no C2 Air heater no C4 Air heater no Fuel type electrical Unit size Units Electric motor Heating capacity Minimum capacity Casing loss factor Efficiency of heat transfer Annual space heating energy efficiency Prated h kW Pmin kW Fenv ƞs flow ƞs h 1 HE11 F AKD AC 12 0 4 0 0 0 96 6 38 4 HE11 F...

Page 14: ...y and dirt The unit must be stored in a weather proof manner indoors in accordance with class IE12 and EN 60 721 3 1 standard NOTE Missing parts or claims of shipping damage must only be reported to the transport insurance if the damage has been confirmed by the delivering carrier NOTE We recommend to keep the MultiMAXX HE in its original packaging for protection ease of handling shipping and stor...

Page 15: ...eater If necessary the approval of a structural engineer or architect has to be received For mounting the unit 2 sets with 4 M8 nuts are located on the fan module refer to Fig 2 2 The fixing material is enclosed with suspensions Table with suspension height of unit for ceiling mounting Fig 4 1 Suspension height for ceiling installation NOTE The maximum height of the unit ceiling installation varie...

Page 16: ...distance from the wall refer to Fig 4 3 Direction of discharged air flow Discharge air flow should be directed as to avoid air draughts in the room The primary air flow must not be directed against walls beams cranes shelves columns or similar obstacles Recommended distances between wall mounted units see Fig 4 3 The distances between units depend on the heat demand number of units and their arran...

Page 17: ...s with wall mounting Fig 4 4 Air throws with wall mounting Max air throws with wall mounting The data in the chart are standard values and apply to the discharge temperature if the latter exceeds indoor temperature by 15 20 K Type Air throws m Outlet U W HE11 F AKD 5 0 5 9 HE11 F BKD 6 9 8 4 HE21 F AKD 6 2 7 3 HE21 F BKD 7 8 9 9 HE21 F VKD 5 7 7 8 10 0 HE41 F AKD 6 5 8 6 HE41 F BKD 10 3 12 0 NOTE ...

Page 18: ...uspensions and mounting brackets EQUIPMENT DAMAGE The unit must be installed in a stain free vibration free and twist free way NOTE Fixation points Electric unit heaters are secured in at least 4 fixation points Use the screws of the transport safety device NOTE Completing assembly and unit operation It is not allowed to operate the unit in a dusty environment e g when drilling or grind ing of con...

Page 19: ...ting of a recirculating air unit with ceiling suspension ZH 560 Fig 4 7 Wall mounting of a recirculating air unit with modular suspension ZH 550 Fig 4 6 Wall mounting of a recirculating air unit with Compact C suspension ZH 5300 Fig 4 8 Wall mounting of a recirculating air unit with Studio suspension ZH 5400 ...

Page 20: ...f accessory items are used on the suction side with recirculating air units an additional flange is required ZH 5200 For wall mounting of mixing air modules recirculating air dampers must be secured in a vertical position refer to Fig 4 10 Flexible canvas connection ZHx 2500 or a rectangular duct 150 mm ZH 2600 must be fitted as the first accessory module Refer to mounting examples in Fig 4 9 and ...

Page 21: ...over for the unit connection box or are enclosed separately HAZARDOUS VOLTAGE The electrical installation of the MultiMAXX HE unit heaters must only be carried out by qualified electricians in observance of this operation manual and following regu lations VDE regulations including safety regulations Accident prevention regulations Installation instructions 1 2 Earth terminal HAZARDOUS VOLTAGE The ...

Page 22: ...x cover of the heater bank 5 2 3 Motor protection using thermal contact Fan motors of the MultiMAXX HE unit heaters are standard fitted with thermal con tacts By connecting the thermal contact to OSHE control cabinet the fan motor is secured via motor internal temperature and unit deactivation in fault case After the fan motor cools down the fan is activated automatically If the unit is operated b...

Page 23: ...ge switch over Operating voltage 3 x 400 V 5 3 1 2 speed operation 3 x 400 V With two speed switch OSHE Connection cable 6 PE 7 wires Electrically screened cable 2 TK connecting wires Fig 5 2 Connection 2 speed operation 5 3 2 1 speed operation 3 x 400 V Connection cable 3 PE 4 wires Electrically screened cable 2 TK connecting wires Fig 5 3 Connection 1 speed operation 1 speed operation high RPM 1...

Page 24: ...g voltage 3 x 500 V 5 4 1 3 speed operation 3 x 500 V With external three speed switch Connection cable 9 PE 10 wires Electrically screened cable 2 TK connecting wires Fig 5 4 Connection 3 speed operation 5 4 2 1 speed operation 3 x 500 V Connection cable 3 PE 4 wires Electrically screened cable 2 TK connecting wires Fig 5 5 Connection 1 speed operation 1 speed operation high RPM 1 speed operation...

Page 25: ...or actuator 5 6 Connecting actuator for secondary air louvre D W Fig 5 7 Connection for actuator 5 7 Connection for differential pressure switch Fig 5 8 Connection for differential pressure switch Actuator 230 V open close ZH 2 02 Actuator 230 V open close poti ZH 2 03 Actuator 230 V open close final position switch ZH 2 04 Actuator 230 V spring return ZH 2 05 Actuator 230 V open close ...

Page 26: ... air louvre Control switch open 0 close is used to move the louvre into any required position Function K Regulation of mixing air dampers Control switch open 0 close is used to move the mix ing air damper into any required position Function F Filter lamp Filter contamination is signaled Depending on the scope dimensions of control cabinets amount to 400 x 500 x 150 mm or 500 x 600 x 155 mm Mountin...

Page 27: ...breaker 4 A F2 F4 Heater block automatic circuit breaker K1 Fan contactor K2 K4 Heater block contactor KT time relay 1s 2h BT Indoor thermostat M1 Fan motor SA1 Fan isolator SA2 Switch heating stages KA1 Relay for HDO signal KA2 Auxiliary relay KA3 Overheat protection relay Q1 Damper control Q2 Louvre control SK1 Damper actuator SK2 Louvre actuator H1 Filter monitoring signal lamp H2 Overheat prot...

Page 28: ...eating stages KA1 Relay for HDO signal KA2 Auxiliary relay KA3 Overheat protection relay Q1 Damper control Q2 Louvre control SK1 Damper actuator SK2 Louvre actuator H1 Filter monitoring signal lamp H2 Overheat protection signal lamp BP1 Differential pressure switch Close 0 Open louvre Following connections and wiring all entry points and openings must be sealed in a water proof and dust proof mann...

Page 29: ...lay for HDO signal KA2 Auxiliary relay KA3 Overheat protection relay Q1 Damper control Q2 Louvre control SK1 Damper actuator SK2 Louvre actuator H1 Filter monitoring signal lamp H2 Overheat protection signal lamp BP1 Differential pressure switch Power supply 3 x 400 V 50 HZ TN S Following connections and wiring all entry points and openings must be sealed in a water proof and dust proof manner Ope...

Page 30: ...E Connection diagram for heater bank For motor connection refer to fig 5 5 on page 24 Regulation must be provided by others on site or can be ordered separately with a special control cabinet Overheat protection Overheat protection Overheat protection Automat reset Manual reset Heating 6 1 kW Heating 3 05 kW Heating 3 05 kW Terminal strip heating Heater elements Heater elements Heater elements ...

Page 31: ...red against being energised at an appropri ate point of the on site power supply Connecting the unit to the mains voltage includ ing all necessary control lines must only be performed by qualified and certified staff BURN HAZARD Prior to performing any work on the heater bank ensure the unit is de energised and proceed only after the heater bank has cooled down DANGER OF ROTATING FANS Rotating fan...

Page 32: ...ir louvre of the unit heater directs conditioned air in the controlled space The regulation of the secondary air louvre determines the optimal discharge angle for air flow fan speed under current temperature conditions The occupation zone can be air conditioned in a draught free way at the same time formation of indoor temperature layers can be prevented to a large extent Secondary air louvres can...

Page 33: ...of the fan and heater bank Remove possible dirt and deposits on the heater bank Make sure that the impeller is not obstructed and rotating freely while maintaining equal distance to the inlet nozzle HAZARDOUS VOLTAGE Disconnect all electric power and ensure the power cannot be inadvertently ener gised earth short circuit and block off all neighbouring live parts Non compliance can lead to death or...

Page 34: ...A signal lamp on the OSHE control cabinet is used to indicate if the filter needs to be replaced Use the type code on page 3 for ordering a spare filter Maintenance intervals Components Quarterly Twice a year Annually Checking air filter dirt damage odour x Checking air intake openings grilles x Checking air discharge openings grilles x Checking fans or fan sections x Checking electrical connectio...

Page 35: ...e filter assembly Replace the filter insert Close the filter assembly Lock by turning quick action clamps by 90 Fig 7 2 Bag filter module ZHx 360x Pos 1 Mat filter module Pos 2 G2 G3 or G4 filter insert Loosen filter set by turning quick action clamps by 90 Pull out the filter assembly Replace the filter insert Close the filter assembly Lock by turning quick action clamps by 90 Fig 7 3 Mat filter ...

Page 36: ...Half yearly maintenance 7 4 1 Checking fan To be performed on all units Check that the fan and fan motors are rotating freely 7 4 2 Cleaning heater bank If required remove dirt from the heater bank Clogged heater bank must be cleaned with compressed air Ensure that the fins or other unit parts are not damaged ...

Page 37: ...an technical personnel only Filter is dirty Replace filter Unit does not heat heats insufficiently Fan fails to start See above Air flow rate of unit too low Air intake or discharge areas blocked versperrt Air intake or discharge areas blocked versperrt Clear or clean ducts Fan blocked faulty Check fan replace if necessary technical personnel only Filter is dirty Replace filter No mains voltage Ch...

Page 38: ...ised and verify that electric lines have been disconnected Earth and short circuit them and cover or otherwise isolate any neighbouring live parts Non compliance can lead to death or serious injury PERSONAL INJURY Secure the unit against slipping RECYCLING An authorized appointed contractor specializing in waste processing must dispose of the unit or its individual components entsprechender Befähi...

Page 39: ...MultiMAXX HE FläktGroup DC 2011 0142 GB 2018 05 R5 Subject to modifications 39 Year of manufacture ...

Page 40: ...mulated industry experience The widest product range in the market and strong market presence in 65 countries worldwide guarantee that we are always by your side ready to deliver Excellence in Solutions PRODUCT FUNCTIONS BY FLÄKTGROUP Air Treatment Air Movement Air Diffusion Air Distribution Air Filtration Air Management Air Conditioning Heating Controls Service Learn more on www flaktgroup com or...

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