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HUMIDIFIER, FOR CIRCULATED WATER

Installation and maintenance instruction

 

15

FläktGroup 

DC_8642GB   20180131_R0

Specifications are subject to alteration without notice

PE 

SV 1 

0-10V 

Alarm 

TF 1  6 

Q 2 

Q 1 

RH 1 

RH 2 

MV 1 

CP 2 

CP 1 

L1 

L2 

L3 

PE 

K1 

K2 

Q1 

Q2 

T1 

TERMINAL 

SV 1 L1 

13 

14 

12 

11 

RC1 

A2 

A1 

95 
96 

CP1 

CP2 


Brown 

Blue 

 

Shielded 

White 

Le

vel sensor 

PE

 

PE 

PE 

3-phase 

3-phase 

Solenoid v

alv

GU1
 

Valv

e ac
tuator

 

PE

 

MV1 

SV1 

Circulation pump(s) 

Alarm output 

(Hygrostat RH2)

 

Hygrostat RH1 

Star
t signal from 

TF1
 

230V
AC

 / 24VDC 

Co

ntac
tor 

Co

ntac
tor 

Ov

erload protec

tion 

Ov

erload protec

tion 

Tr

ansf
ormer 

External high-voltage switch 

3x400V

AC+N+PE 

50 Hz 

15 

Grey
 

2A

 

1.72/1.00A

1.72/1.00A

Max 250V

AC

 8A

 

Alarm 

Normally-open  

Normally-closed 

F1 

Black 
Black 
Black 

Black 
Black 
Black 

Black 

Black 

Black 

Brown 

Blue (Grey) 

Brown 
Black 
Blue (Grey) 

Light blue 

Light blue 

Light blue 

Light blue 

Dark blue 

Grey 

Green

 

Green

 

Brown 

Brown 

Blue(grey)

 

Black 

Brown 

Blue
 

Brown 

Red 

Ye

llow 

Vi

olet
 

Orange

 

Orange

 

Orange

 

Grey
 

Dark blue 

White 

Le

darna sk

all ändmär

ka

s

Controller (PLC) 


A2 


A1 

95 

96 

 

WIRING DIAGRAM

Summary of Contents for EQQA

Page 1: ...fier cassette EQQA Once through water 2 5 EQQA for circulated water 6 15 EQQZ 01 Humidifier cassette Ordering code 16 HUMIDIFIER EQQA EQQZ INSTALLATION AND MAINTENANCE INSTRUCTION Fl ktGroup DC_8642GB...

Page 2: ...EQAZ 08 accessory 4 Drain pipe 5 Humidifier fill 6 Droplet eliminator 7 Spray pipe 8 End plug 9 side wall 10 Water filter with a max mesh of 500 m not included 11 Flushing hose 12 Pulse valve and con...

Page 3: ...ion of air flow see arrows B that there are no water leaks at any of the couplings and connections C that water is being discharged from all holes in the spray pipe or pipes If any holes are clogged u...

Page 4: ...parate instructions will be supplied with the new block Important The innermost fills can be reached by stepping carefully onto the edge of the tray Avoid stepping on the guides or base of the tray Hu...

Page 5: ...rior by flushing wiping or if necessary brushing 3 Humidifier fills Droplet eliminator Cleaning 3 Water filter Clean or replace the filter cartridge if necessary The mesh must not exceed 500 m 3 Const...

Page 6: ...ized electrician When wiring is carried out on the installation site the supply cable must be run via an external high voltage switch to the control box through the cable gland fitted in the casing Th...

Page 7: ...s If the pipe is clogged with dirt remove the end plugs pos 16 fig 1 clean the spray pipe with a round brush then flush it clean that the supply flow stops when the water reaches level A that the wate...

Page 8: ...0 Table 5 Presetting the dilution period AHU eQ 009 eQ 011 eQ 014 eQ 018 eQ 020 eQ 023 eQ 027 eQ 032 eQ 036 eQ 050 eQ 072 eQ 090 Airflow m3 s 0 8 1 1 5 1 7 2 2 5 3 4 4 5 7 9 Water content of entering...

Page 9: ...the lower part of the transition zone where the water is normally of drinking water quality Zone 3 is the upper part of the transition zone where the water is relatively hard Zone 4 is the precipitat...

Page 10: ...cleaned using the supplied flushing hose E Refit parts in the reverse order F Check the position of the spacer plate and close the door INTERRUPTED OPERATION The control unit of the humidifier switche...

Page 11: ...a selection INFORMATION IMAGES 1 In operation information in Swedish 2 In operation information in English 3 In operation information in German 4 For setting water quality zone and time delay T for di...

Page 12: ...e Settingstarttimeto18 30On Press the arrow key three times until the field 00 00 flashes Press OK The timer program for the start time will now be shown Press arrow down twice to get to the last line...

Page 13: ...ET THE INACTIVITY TIME SETTING The water in the humidifier will be emptied if the humidifier has been inactive for a period longer than the preset inactivity time no need for humidification When the R...

Page 14: ...level A The most likely reason is that the solenoid valve MV1 is not closing The alarm stops after five minutes The water level does not reach the maximum level A during filling The most likely reaso...

Page 15: ...MV1 SV1 Circulation pump s Alarm output Hygrostat RH2 Hygrostat RH1 Start signal from TF1 230VAC 24VDC Contactor Contactor Overload protection Overload protection Transformer External high voltage sw...

Page 16: ...re installed in the humidifier the bevelled corner must face downwards and against the direction of the air flow ORDERING CODE Humidifier EQQA aaa bb c d e f Size aaa 008 090 Humidity level bb 1 90 2...

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