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PRODUCT FICHE 

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

 

Name:

  

Vent

Axia

 

Vent

Axia

 

Vent

Axia

 

Vent

Axia

 

Model

 

ID

 

(Stock

 

Ref.)

 

:

 

NBR

 

DMEVe

 

100HT

474497A

 

NBR DMEVe 100

474496A

 

NBR

 

DMEVe 125HT

 

495365

 

NBR

 

DMEVe 125

495364

 

SEC

 

Class

 

C

 

E

 

C

 

E

 

SEC

 

Value

 

('Average')

 

25.81

 

14.83

 

25.81

 

14.83

 

SEC

 

Value

 

('Warm')

 

11.45

 

6.22

 

11.45

 

6.22

 

SEC

 

Value

 

('Cold')

 

50.90

 

29.86

 

50.90

 

29.86

 

Label

 

Required?

 

(Yes/No=Out

 

of

 

scope)

 

No

 

No

 

No

 

No

 

Declared

 

as:

 

RVU

 

or

 

NRVU/UVU

 

or

 

BVU

 

RVU

UVU

 

RVU

UVU

 

RVU

UVU

 

RVU

UVU

 

Speed

 

Drive

 

Variable

 

Speed

 

Variable

 

Speed

 

Variable

 

Speed

 

Variable

 

Speed

 

Type

 

HRS

 

(Recuperative,

 

Regenerative,

 

None)

 

None

 

None

 

None

 

None

 

Thermal

 

Eff:

 

[

 

(%),

 

NA(if

 

none)]

 

N/A

 

N/A

 

N/A

 

N/A

 

Max.

 

Flow

 

Rate

 

(m3/h)

 

50.04

 

50.04

 

135

 

135

 

Max.

 

Power

 

Input

 

(W):

 

(@Max.Flow

 

Rate)

 

1.50

 

1.50

 

10

 

10

 

LWA:

 

Sound

 

Power

 

Level

 

(dB)

 

39.52

 

39.52

 

54.5

 

54.5

 

Ref.

 

Flow

 

Rate

 

(m3/s)

 

0.01

 

0.01

 

0.026

 

0.026

 

Ref.

 

Pressure

 

Diff.

 

(Pa)

 

N/A

 

N/A

 

N/A

 

N/A

 

SPI

 

[W/(m3/h)]

 

0.03

 

0.03

 

0.03

 

0.03

 

Control

 

Factor

 

&

 

Control

 

Typology:

 

(CTRL/

 

Typology)

 

  

  

  

  

Control

 

Factor;

 

CTRL

 

0.65

 

0.95

 

0.65

 

0.95

 

Control

 

Typology

 

Local

 

Demand

 

Control

 

Clock

 

Control

 

Local

 

Demand

 

Control

 

Clock

 

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

 

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

 

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

 

For

 

UVUs

 

(Instructions

 

Install

 

Regulated

 

Supply/Extract

 

Grilles

 

Façade)

 

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 

Sensitivity

 

p.

 

Var20/

20

 

Pa:

 

(for

 

Non

Ducted

 

Vus)

 

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

 

Annual

 

Electricity

 

Consumption:

 

AEC

 

(kWh/a)

 

0.17

 

0.36

 

0.17

 

0.36

 

Annual

 

Heating

 

Saved:

 

AHS

 

(kWh/a)

 

  

  

  

  

AHS:

 

Average

 

26.23

 

15.72

 

26.23

 

15.72

 

AHS:

 

Warm

 

11.86

 

7.11

 

11.86

 

7.11

 

AHS:

 

Cold

 

51.31

 

30.75

 

51.31

 

30.75

 

 
 
 
 
 
 
 
 
 
 

Summary of Contents for 474496A

Page 1: ...ion and Wiring Instructions Stock Ref N 474496A NBR DMEVe 100 474497A NBR DMEVe 100 HT 495364 NBR DMEVe 125 495365 NBR DMEVe 125 HT PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS PLEASE SA...

Page 2: ......

Page 3: ...tallation within Zones 1 2 C The Fan should be provided with a local isolator switch capable of disconnecting all poles having a contact separation of at least 3mm D Ensure that the mains supply Volta...

Page 4: ...es an airflow detection system that detects the installation duct resistance and maintains the correct fan speed to achieve the preset extract flow rate The incorporated LED display allows the install...

Page 5: ...rews 7 Replace the front panel EXTERIOR WALL MOUNTING 1 For wall mounting cut a 117mm diameter hole 100mm fans or a 140mm hole 125mm fans through the wall and insert the wall sleeve Slope the sleeve s...

Page 6: ...be earthed 1 Select and follow the appropriate wiring diagram Fig 1 2 3 2 Check all connections have been made correctly and ensure all terminal connections and supply wires are securely fastened Fig...

Page 7: ...minutes then cycle between displaying Airflow rate Estimated duct pressure if CV F 2 mode enabled Current RH HT models only Calibration process will run after the first 15 minutes if CV F 2 mode enab...

Page 8: ...F 0 Comfort mode c n normal LS overrun c Y comfort mode c n If 0 is selected the fan switches to Intermittent mode Advanced settings Display text Configuration Option Selections Default RH Ambient Re...

Page 9: ...kle and boost settings until the humidity lowers again Comfort mode With comfort mode disabled the fan will go into boost as soon as an LS Light Switch input is detected and over run for the set perio...

Page 10: ...factory using UKAS accredited equipment Details of the equipment and certification can be found on the inside of the fan D SERVICING AND MAINTENANCE WARNING THE FAN AND ANCILLARY CONTROL EQUIPMENT MUS...

Page 11: ...g 2 Continuous boost 1 with no trickle facility The fan is internally fused Fig 3 Continuous trickle with boost facility The fan is internally fused Fig 1 Continuous trickle The fan is internally fuse...

Page 12: ...g the controls Pull front panel as shown Loosen screws DO NOT REMOVE FROM GRILLE the screws are self retaining Pull inner grille away from housing as shown Open up the internal cover to access the spi...

Page 13: ...e initial installation calibration the fan performs Reset the fan by updating the F 2 to F 0 power cycle then back to F 2 The fan will react to any equipment used to check the airflow Please take into...

Page 14: ...ol Factor CTRL 0 65 0 95 0 65 0 95 Control Typology Local Demand Control Clock Control Local Demand Control Clock Control Declared Max Internal External Leakage Rates for BVUs or carry over for regene...

Page 15: ......

Page 16: ...oduct rating label attached to the unit Has not been subjected to misuse neglect or damage Has not been modified or repaired by any person not authorised by the company IF CLAIMING UNDER TERMS OF GUAR...

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