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2 Specific installer safety instructions

Installation and operation manual

4

VAM350~2000J8VEB

Heat reclaim ventilation unit

4P664011-1 – 2021.08

General

Unit installation (see 

"11 Unit installation"

 [

4

 10])

WARNING

The  appliance  shall  be  stored  in  a  room  without
continuously  operating  ignition  sources  (example:  open
flames, an operating gas appliance or an operating electric
heater).

CAUTION

Appliance NOT accessible to the general public, install it in
a secured area, protected from easy access.

This  unit  is  suitable  for  installation  in  a  commercial  and
light industrial environment.

WARNING

When  connected  to  an  EKVDX,  the  height  of  the  air
extraction  opening  from  the  room  MUST  be  be  equal  or
below the refrigerant release point.

CAUTION

▪ The appliance is designed to be a built-in appliance. It

may  NOT  be  accessible  to  the  general  public.
Adequate  measures  have  to  be  taken  to  prevent
access by other than qualified persons.

▪ Check  if  the  installation  location  can  support  the  unit's

weight. Poor installation is hazardous. It can also cause
vibrations or unusual operating noise.

▪ Provide  sufficient  service  space  and  inspection  holes.

Inspection holes are needed for the air filters, the heat
exchange elements and the fans.

▪ Do  NOT  install  the  unit  so  that  it  is  in  contact  with  a

ceiling or wall, this may cause vibration.

CAUTION

▪ For safety reasons, the required minimum length of the

outdoor air, exhaust air and return air ducting is 1.5 m.
If  the  ducting  is  shorter,  or  if  no  ducting  is  installed,
then  you  MUST  install  grilles  in  the  duct  openings  or
the openings of the unit.

▪ Make sure no wind can blow in the ducting.

WARNING

Do  NOT  install  operating  ignition  sources  (example:  open
flames, an operating gas appliance or an operating electric
heater) in the duct work.

Electrical installation (see 

"12 Electrical installation"

 [

4

 13])

WARNING

▪ All  wiring  MUST  be  performed  by  an  authorised

electrician  and  MUST  comply  with  the  applicable
legislation.

▪ Make electrical connections to the fixed wiring.

▪ All  components  procured  on-site  and  all  electrical

construction  MUST  comply  with  the  applicable
legislation.

WARNING

▪ After  finishing  the  electrical  work,  confirm  that  each

electrical  component  and  terminal  inside  the  electrical
components box is connected securely.

▪ Make sure all covers are closed before starting up the

unit.

WARNING

If  NOT  factory  installed,  a  main  switch  or  other  means  for
disconnection,  having  a  contact  separation  in  all  poles
providing  full  disconnection  under  overvoltage  category  III
condition, MUST be installed in the fixed wiring.

WARNING

▪ ONLY use copper wires.

▪ Make sure the field wiring complies with the applicable

legislation.

▪ All field wiring MUST be performed in accordance with

the wiring diagram supplied with the product.

▪ NEVER  squeeze  bundled  cables  and  make  sure  they

do  NOT  come  into  contact  with  the  piping  and  sharp
edges. Make sure no external pressure is applied to the
terminal connections.

▪ Make sure to install earth wiring. Do NOT earth the unit

to  a  utility  pipe,  surge  absorber,  or  telephone  earth.
Incomplete earthing may cause electrical shock.

▪ Make  sure  to  install  the  required  fuses  or  circuit

breakers.

▪ Make sure to install an earth leakage protector. Failure

to do so may cause electrical shock or fire.

CAUTION

Before  opening  the  cover,  be  sure  to  turn  off  the  power
switches of the main units and other devices connected to
the main units.

▪ Remove the screws that secure the cover and open the

switch box.

▪ Secure  the  power  supply  cable  and  the  control  wire

with a tie wrap, as shown in the figures.

WARNING

If  a  gap  is  present  at  the  cable  entry,  wrap  the  cable  (or
cables) with the sealing material from the accessory bag.

This  will  prevent  small  objects  (such  as  children's
fingers,  ...  etc.)  as  well  as  fluid  droplets  from  entering  the
unit.

+

+

=

=

WARNING

Prevent hazards due to inadvertent resetting of the thermal
cut-out:  power  to  this  appliance  MUST  NOT  be  supplied
through  an  external  switching  device,  such  as  a  timer,  or
connected to a circuit that is regularly turned ON and OFF
by the utility.

Содержание VAM-J8 Series

Страница 1: ...n and operation manual Heat reclaim ventilation unit English Installation and operation manual Heat reclaim ventilation unit VAM350J8VEB VAM500J8VEB VAM650J8VEB VAM800J8VEB VAM1000J8VEB VAM1500J8VEB V...

Страница 2: ...orabljajo v skladu z na imi navodili on vastavuses j rgmis t e standardi te ga v i teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele atitinka emiau nurodytus standartu...

Страница 3: ...troller 25 14 Commissioning 25 14 1 Checklist before commissioning 25 14 2 Checklist during commissioning 26 14 2 1 About the test run 26 15 Troubleshooting 26 15 1 Solving problems based on error cod...

Страница 4: ...the applicable legislation Make electrical connections to the fixed wiring All components procured on site and all electrical construction MUST comply with the applicable legislation WARNING After fin...

Страница 5: ...nd may cause accidents WARNING ALWAYS use multicore cable for power supply cables WARNING Use an all pole disconnection type breaker with at least 3 mm between the contact point gaps that provide full...

Страница 6: ...VDX In order to be effective the installed unit MUST be electrically powered at all times except for short service periods CAUTION Before accessing make sure to turn OFF the operation switch and disco...

Страница 7: ...OTICE NEVER wash the heat exchange element with water NEVER touch the heat exchange element paper because it can be damaged if it is forced Do NOT crush the heat exchange element To clean the heat exc...

Страница 8: ...e at all Check if there is no power failure Wait until power is restored and restart operation Check if no fuse has blown or breaker is activated Change the fuse or reset the breaker if necessary Chec...

Страница 9: ...VAM unit location Temperature 0 C DB 40 C DB Relative humidity 80 It is possible that due to condensation the paper heat exchanger deteriorates when the unit operates in conditions with high indoor hu...

Страница 10: ...ion is effective to reduce blowing noises When selecting installation materials consider the required volume of air flow and the acceptable level of noise for that particular installation When room ai...

Страница 11: ...pter PCB KRP2A51 in the installation box KRP1BA101 4 Follow the installation instructions provided with the option kits BRP4A50A KRP2A51 and KRP1BA101 5 Guide the PCB wire through the dedicated holes...

Страница 12: ...xample if 2 units are installed closely together only 1 inspection hole is required for maintaining or replacing filters heat exchange elements a b c a Control box b Service cover c Inspection hole Ke...

Страница 13: ...optional EKVDX see EKVDX operation and installation manual Models 350 1000 b c a d a Name Plate Models 1500 2000 d c e e f a Aluminium tape field supply b Insulation material field supply c Duct flan...

Страница 14: ...rminal Loose connections may reduce the protection For the controller wiring refer to the installation manual of the controller delivered with the controller Wiring example VRV HRV P1 P1 P1 P2 P2 P2 L...

Страница 15: ...ptional controller i Power supply cable j Wires for connection of additional external damper supplied accessory k Insulated splices closed barrel connector 0 75 mm field supply l Double or reinforced...

Страница 16: ...l controller Ii Power supply cable j Wires for connection of additional external damper supplied accessory k Insulated splices closed barrel connector 0 75 mm field supply l Double or reinforced insul...

Страница 17: ...e VAM is switched off The VAM main PCB provides a contact for an external damper PCB X24A a b c d a VAM b External damper c External damper earthing d Power source CAUTION Follow the instructions belo...

Страница 18: ...or the air conditioner The settings format e g 19 29 1 02 that are used in this chapter are composed of 3 parts divided by Mode number e g 19 29 where 19 is the mode number for group settings and 29 i...

Страница 19: ...n b to select a mode number Result The code display is blinking 3 To configure settings for individual units under group control press the Timer setting on off button c and select the number of the un...

Страница 20: ...29 C 30 C 8 Central zone link No Yes 9 Preheat time extension c 0 minutes 30 minutes 60 minutes 90 minutes 18 28 0 External signal g JC J2 Last command Priority on external input Priority on operation...

Страница 21: ...y system n OFF ON 1A 0 Fresh up operation k OFF ON a Factory settings are marked with a grey background b In case VAM and EKVDX are combined and the R32 safety system of the VAM is active the nighttim...

Страница 22: ...must be equal in order to have a balanced system Models 350 1000 Settings 19 29 2 and 19 29 3 Balance exhaust air and supply air with fan steps 1 15 based on the air flow curves see the databook and t...

Страница 23: ...ting 19 29 0 04 CANNOT be configured if the outside temperature is 10 C which is out of the operation range Setting 19 29 0 05 CANNOT be configured if the outside temperature is 5 C In this case error...

Страница 24: ...tdoor air is supplied to the room without heat exchange with the room air Time to clean filter indication When the filter pressure drop becomes too large the following message or icon is displayed at...

Страница 25: ...on of the heat reclaim ventilation units is linked to the air conditioners this indication may be displayed While this indication is displayed the heat reclaim ventilation units CANNOT be turned on or...

Страница 26: ...ion of the system turn on the power of the heat reclaim ventilation units Refer to the manual of the controller of each unit controller for air conditioner central controller etc to conduct a trial op...

Страница 27: ...power supply printed circuit board Symbols Field wiring Terminals Connectors Protective earth Noiseless earth Colours BLK Black BLU Blue BRN Brown GRN Green ORG Orange RED Red WHT White YLW Yellow Tr...

Страница 28: ...and operation manual 28 VAM350 2000J8VEB Heat reclaim ventilation unit 4P664011 1 2021 08 17 2 Service space 50 a 150 250 mm A B a Service space Models A B VAM350 500 900 mm 675 mm VAM650 1100 mm 700...

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Страница 32: ...4P664011 1 2021 08 Copyright 2021 Daikin 4P664011 1 0000000G Verantwortung f r Energie und Umwelt...

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