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PRODUCT FICHE 

For Residential Ventilation Units (Complying Commission Delegated Regulation (EU)               No 1254/2014) 

 
 
 

11 

 

 

 

 

 

 

 

 

 

Name:

  

Vent

Axia

 

Vent

Axia

 

Vent

Axia

 

Vent

Axia

 

Vent

Axia

 

Vent

Axia

 

Model

 

ID

 

(Stock

 

Ref.)

 

:

 

Lo

Carbon

 

Tempra

 

SELV

 

P

 ‐ 

444368

 

Lo

Carbon

 

Tempra

 

SELV

 

LP

 

‐ 

403833

 

Lo

Carbon

 

Tempra

 

SELV

 

T

 ‐ 

444369

 

Lo

Carbon

 

Tempra

 

SELV

 

LT

 ‐ 

403835

 

Lo

Carbon

 

Tempra

 

SELV

 

HTP

 ‐ 

444370

 

Lo

Carbon

 

Tempra

 

SELV

 

LHTP

 ‐ 

403837

 

SEC

 

Class

 

E

 

E

 

E

 

E

 

B

 

B

 

SEC

 

Value

 

('Average')

 

41.30

 

41.30

 

41.68

 

41.68

 

43.99

 

43.99

 

SEC

 

Value

 

('Warm')

 

18.67

 

18.67

 

18.85

 

18.85

 

19.89

 

19.89

 

SEC

 

Value

 

('Cold')

 

80.79

 

80.79

 

81.54

 

81.54

 

86.06

 

86.06

 

Label

 

Required?

 

(Yes/No=Out

 

of

 

scope)

 

No

 

No

 

No

 

No

 

No

 

No

 

Declared

 

as:

 

RVU

 

or

 

NRVU/UVU

 

or

 

BVU

 

RVU

BVU

 

RVU

BVU

 

RVU

BVU

 

RVU

BVU

 

RVU

BVU

 

RVU

BVU

 

Speed

 

Drive

 

Multi

Speed

 

Multi

Speed

 

Multi

Speed

 

Multi

Speed

 

Multi

Speed

 

Multi

Speed

 

Type

 

HRS

 

(Recuperative,

 

Regenerative,

 

None)

 

None

 

None

 

None

 

None

 

None

 

None

 

Thermal

 

Eff:

 

[

 

(%),

 

NA(if

 

none)]

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

Max.

 

Flow

 

Rate

 

(m3/h)

 

54.00

 

54.00

 

54.00

 

54.00

 

54.00

 

54.00

 

Max.

 

Power

 

Input

 

(W):

 

(@Max.Flow

 

Rate)

 

26.60

 

26.60

 

26.60

 

26.60

 

26.60

 

26.60

 

LWA:

 

Sound

 

Power

 

Level

 

(dB)

 

53.52

 

53.52

 

53.52

 

53.52

 

53.52

 

53.52

 

Ref.

 

Flow

 

Rate

 

(m3/s)

 

0.01

 

0.01

 

0.01

 

0.01

 

0.01

 

0.01

 

Ref.

 

Pressure

 

Diff.

 

(Pa)

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

SPI

 

[W/(m3/h)]

 

0.70

 

0.70

 

0.70

 

0.70

 

0.70

 

0.70

 

Control

 

Factor

 

&

 

Control

 

Typology:

 

(CTRL/

 

Typology)

 

  

  

  

  

  

  

Control

 

Factor;

 

CTRL

 

1.00

 

1.00

 

0.95

 

0.95

 

0.65

 

0.65

 

Control

 

Typology

 

Manual

 

Control

 

Manual

 

Control

 

Clock

 

Control

 

Clock

 

Control

 

Local

 

Demand

 

Control

 

Local

 

Demand

 

Control

 

Declared:

 ‐

Max

 

Internal

 

&

 

External

 

Leakage

 

Rates(%)

 

for

 

BVUs

 

or

 

carry

 

over

 

(for

 

regenerative

 

heat

 

exchangers

 

only),

                                                     

&Ext.

 

Leakage

 

Rates

 

(%)

 

for

 

Ducted

 

UVUs;

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

Mixing

 

Rate

 

of

 

Non

Ducted

 

BVUs

 

not

 

intended

 

to

 

be

 

equipped

 

with

 

one

 

duct

 

connection

 

on

 

either

 

supply

 

or

 

extract

 

air

 

side;

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

Position

 

and

 

description

 

of

 

visual

 

filter

 

warning

 

for

 

RVUs

 

intended

 

for

 

use

 

with

 

filters,

 

including

 

text

 

pointing

 

out

 

the

 

importance

 

of

 

regular

 

filter

 

changes

 

for

 

performance

 

and

 

energy

 

efficiency

 

of

 

the

 

unit

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

For

 

UVUs

 

(Instructions

 

Install

 

Regulated

 

Supply/Extract

 

Grilles

 

Façade)

 

In

 

F&W

 

In

 

F&W

 

In

 

F&W

 

In

 

F&W

 

In

 

F&W

 

In

 

F&W

 

Internet

 

Address

 

(for

 

Disassembly

 

Instructions)

 

www.vent

axia.com

 

www.vent

axia.com

 

www.vent

axia.com

 

www.vent

axia.com

 

www.vent

axia.com

 

www.vent

axia.com

 

Sensitivity

 

p.

 

Var20/

20

 

Pa:

 

(for

 

Non

Ducted

 

Vus)

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

Air

 

Tightness

ID/OD

(m3/h)

 

(for

 

Non

Ducted

 

Vus)

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

N/A

 

Annual

 

Electricity

 

Consumption:

 

AEC

 

(kWh/a)

 

10.15

 

10.15

 

9.43

 

9.43

 

5.53

 

5.53

 

Annual

 

Heating

 

Saved:

 

AHS

 

(kWh/a)

 

  

  

  

  

  

  

AHS:

 

Average

 

41.30

 

41.30

 

41.68

 

41.68

 

43.99

 

43.99

 

AHS:

 

Warm

 

18.67

 

18.67

 

18.85

 

18.85

 

19.89

 

19.89

 

AHS:

 

Cold

 

80.79

 

80.79

 

81.54

 

81.54

 

86.06

 

86.06

 

Summary of Contents for Lo-Carbon Tempra SELV HTP

Page 1: ...ell LT 444370 Humidistat Timer Pullcord HTP 403837 Humidistat Timer Pullcord Long cell LHTP PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS PLEASE SAVE THESE INSTRUCTIONS Lo Carbon SELV Tem...

Page 2: ...NGE SINCE THE FANS ARE SPECIALLY DESIGNED TO WORK ON 24v DC AND ARE NOT COMPATIBLE WITH OTHER VENT AXIA CONTROLLERS DO NOT CONNECT MORE THAN ONE FAN TO THE CONTROLLER F The controller must not be inst...

Page 3: ...n overrun timer and optional 3 minute delay on timer or internal humidistat adjustable 60 90 RH SELV Controller The controller can be installed surface or recess mounted using the supplied surface mou...

Page 4: ...Door Fig 6 6 Feed flexible LV cable from PSU through one of the rear entry points or the side entry point as required And then the door Fig 7 8 7 Fit Chassis to wall with 4 fixing screws carefully ali...

Page 5: ...Line up key on top of Heat Exchanger with slot in Chassis 10 Fit Heat Exchanger Retaining Clamp with the screws provided Fig 12 11 Close Door and connect 24V Supply as described in section B Wiring Ad...

Page 6: ...e shut 15 Make good on outside wall with the wall Cover bezel provided ensure the arrow on the bezel is at the top Fix seal to the wall with a suitable sealant Apply sealant in outer groove on rear of...

Page 7: ...r is suitable for connection to 220 240V 50Hz supply and 24V SELV to the fan The fan is a class ll double insulated product and MUST NOT be earthed 1 Select and follow the appropriate wiring diagram F...

Page 8: ...utes by altering the adjuster on the control PCB 2 To INCREASE the operating time use a small screwdriver to turn the TIMER adjuster CLOCKWISE 3 To REDUCE the operating time use a small screwdriver to...

Page 9: ...of dirt or other deposits 1 Remove 2 screws and lift off Cover Plate assembly Fig 21 22 2 Lift where indicated to engage hinges Fig 23 and open Door Fig 24 3 Remove Retaining Plate Carefully slide out...

Page 10: ...LT HTP LHTP 3 445892 SELV Cover assembly P LP T LT HTP LHTP 4 444377 SELV power supply unit P LP T LT HTP LHTP 5 445889 Pullcord PCB P LP only 6 445890 Timer PCB T LT only 7 445891 HTP PCB HTP LHTP o...

Page 11: ...0 0 70 Control Factor Control Typology CTRL Typology Control Factor CTRL 1 00 1 00 0 95 0 95 0 65 0 65 Control Typology Manual Control Manual Control Clock Control Clock Control Local Demand Control L...

Page 12: ...ective the product will be repaired or at the Company s option replaced without charge provided that the product Has been installed and used in accordance with the instructions given with each unit Ha...

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