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12 Electrical installation

Installation and operation manual

16

VAM350~2000J8VEB

Heat reclaim ventilation unit

4P664011-1 – 2021.08

c

o

i

q

q

q

n

r

l

h

a

Switch box

b

PCB

c

Switch box cover

d

Securing screw and washer

e

Grounding terminal

f

Terminal board

g

Transmission wiring terminal board (P1, P2, F1, F2)

h

Transmission wiring (to optional controller)

Ii

Power supply cable

j

Wires for connection of additional external damper
(supplied accessory)

k

Insulated splices-closed barrel connector (0.75 mm²)
(field supply)

l

Double or reinforced insulated flexible cable (0.75 mm²)
to external damper (field supply)

m

Tie wrap (field supply)

n

BRP4A50A (optional accessory)

o

KRP2A51 (optional accessory)

p

CO₂ sensor (optional accessory)

q

Tapping screw

r

Wires for fresh-up operation

Models 1500+2000

a

g

p

b

m

b

b

b

f

k

i

m

l
j

rn

h

m

d+e

o

A1P

X24A

X29A

X27A

X35A

X14A

X33A

F2 F1 P2P1

J3 J2 J1JC

Summary of Contents for VAM-J8 Series

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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