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VALLOX 252 D

PERFORMANCE

VALLOX 252 D

VALLOX 252 D
Measuring
points

VALLOX 252 D + silencer
Measuring points

VALLOX 252 D + silencer

FAN CAPACITY

Fan curves: E = Extract air fan, S = Supply air fan

Measuring points after the outlet collar.
HRC=Heat Recovery Cell
Fan curves indicate the total pressure
available for duct losses.

1
2
3
4
5
6
7
8

Fan speeds

90

100
110
130
140
160
200
230

Control

voltage

V

200
230
275
350
390
450
590
675

Input

power

W

Measuring points after the outlet collar.
HRC=Heat Recovery Cell
Fan curves indicate the total pressure
available for duct losses.

3

1
2
3
4
5
6
7
8

90

100
110
130
140
160
200
230

200
230
275
350
390
450
590
675

74
85
99

127
143
170
206
220

Pressure loss in ducts. T

otal pressure

Volume flow rate

Recommended

operating range

80
95

110
135
150
175
205
230

Air

flow

(l/s)

FAN CAPACITY

Supply air Extract air

S

E

HRC 2

HRC 1

Supply air Extract air

S

E

HRC 2

HRC 1

S

E

S E

S E

S E

S E

S E

S E

S

E

Fan curves: E = Extract air fan, S = Supply air fan

Pressure loss in ducts. T

otal pressure

Volume flow rate

Recommended

operating range

S

E S

E S

E

S

E S

E S

E

S

E

S

E

Fan speeds

Control

voltage

V

Input

power

W

Air

flow

(l/s)

Содержание 252 D-L

Страница 1: ...2 5kW 11A ca 5kW EU3 EU7 EU3 EU5 2x230W 1 A 2x230W 1 A Fans Heat recovery Heat recovery bypass Preheater Electric post heating unit Water circulated post heating unit Filters Filters Manual control D...

Страница 2: ...recovery most of the heat of contaminated extract air can be transmitted to outdoor air coming inside The efficiency of the heat recovery cells is approx 70 or 75 80 if supply air fan heat is taken i...

Страница 3: ...collar HRC Heat Recovery Cell Fan curves indicate the total pressure available for duct losses 3 1 2 3 4 5 6 7 8 90 100 110 130 140 160 200 230 200 230 275 350 390 450 590 675 74 85 99 127 143 170 20...

Страница 4: ...OSITION AIR FLOW l s LpA dB A Sound power level from VALLOX to supply air ducts by octave band Lw dB Sound power level from VALLOX to extract air ducts by octave band Lw dB Sound power level coming fr...

Страница 5: ...ater entering the radiator tv 55 C Temperature of air entering the radiator ti 15 C Cooling of water in the radiator C Water flow dm3 s Total radiator capacity kW Air flow dm3 s Total pressure loss kP...

Страница 6: ...ions TE3 EU 3 VALLOX 252 D TZ2 LP2 Pressure difference switch EU 5 TE2 Post heating unit electric CONVERTER LON Distribution panel 230 V 16 A RH CO 2 sensor max 5 pcs Control panel max 3 pcs Humidity...

Страница 7: ...erheating protection of the heating unit The overheat protection thermostats TZ1 and TZ2 monitor the surface temperature in the LP1 and LP2 heating units If surface temperature exceeds the threshold o...

Страница 8: ...H 1 RH 2 TE4 SV Ljp Ljm EU 5 S TE1 CO 2 sensor max 5 pcs Control panel max 3 pcs Humidity sensor Booster switch Fireplace switch ALARM RUNNING MODE CONTROL MEASUREMENT REGULATION REMOTE MONITORING CEN...

Страница 9: ...tifreeze protection of the water radiator On the basis of the measuring data of the outdoor air temperature sensor TE3 outdoor air 0 C and of the supply air temperature sensor TE2 supply air 7 C the c...

Страница 10: ...n two ways When extract air humidity is great as in the bathroom the condensing water is led via a screw type hose coupling and through the condensing water outlet water seal and hose delivered with t...

Страница 11: ...ift the silencer unit on top of VALLOX 252 Make sure that the cable sleeves go through See the figure item D Mount the lead through cable tubes included in the delivery pushing them through the lead i...

Страница 12: ...one of the control panels and change the address of the other panel The above mentioned situation can arise in connection with the later installation of an additional control panel The control panel...

Страница 13: ...5 mm2 CO2 sensor bottom panel CO2 sensor electronics board NOTE Faulty coupling of the wire destroys the carbon dioxide sensor 14 125 38 76 Carbon dioxide sensors Connect the carbon dioxide sensors on...

Страница 14: ...on box Humidity sensors Connect any humidity sensors to the terminal board in the connection box by connec ting the first RH sensor in RH1 in place of the 6K8 resistor remove the resistor in this case...

Страница 15: ...ormer 230V 4A 24V 25VA C Capacitor 6 F H1 Interference suppressor motherboard H2 Interference suppressor motherboard FG Damper motor 24V TE Temperature sensors R3 Auxiliary resistor 4 7kOhm R4 Auxilia...

Страница 16: ...TER CIRCULATION the L1 and L on the terminal block are connected In this case THE PREHEATER DOES NOT NEED a separate power supply NOTE When the VALLOX 252 D unit is equipped with a PREHEATER and an EL...

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