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Specification may be subject to change without notice.

DATE

TYPE

Heat Recovery Ventilator  LOSSNAY

MODEL

VL-350CZPVU-R-E

Sound power (Lw), octave band centre frequency Hz (dB)

44

58

51

42

34

2/6

12-Jan-21

NUMBER

N19SGGD0003B

0.80

90
90

87

0.84
0.96
1.08
1.28

0.86

SFP

(W/l/s)

Thermal efficiency

(%)

89
89
88

47

Total LwA

dB(A)

56

71

62

52

44

74

76

63

58

54

45

39

31

250

125

63

53

62

58

8000

4000

2000

39

31

25

Breakout

Outlet

Inlet

Fan speed

Point

100%

1000

500

52

51

44

39

32

66

65

59

85

79

72

70%

Breakout

45

52

49

Outlet

80

72

64

Inlet

67

69

55

54

57

50

42

50%

Breakout

39

44

40

Outlet

75

65

57

Inlet

62

65

48

40

52

45

40

27

20

47

32

22

56

33

63

33

25

16

7

40

35

42

39

35

27

17

32

23

17

49

8

7

35

27

16

8

47

25

18

8

8

35

49

41

38

Outlet

69

55

47

Inlet

56

56

39

Application

K 1 wet room
K 2 wet rooms
K 3 wet rooms
K 4 wet rooms
K 5 wet rooms
K 6 wet rooms

SPECIFICATIONS

30%

Breakout

37

39

Air flow

rate (l/s)

21
29
37
45
53
61

0.0

20.0

40.0

60.0

80.0

100.0

120.0

60

65

70

75

80

85

90

95

0

50

100

150

200

250

300

350

0

100

200

300

400

500

Ex

ch

ang

ef

ficiency (

%

)

St

atic

 p

ressur

(P

a)

Air volume

100%

70%

50%

30%

( L/s )

( m

3

/h )

55m

40m

25m

φ150mm

dia straight pipe length

Attention

- Mitsubishi Electric measures figures in the chart according to EN13141-7:2010, and the characteristic 

curves are measured by chamber method.

Sound data

Attention

- Measurements of sound power were undertaken in accordance with the direct method as described in
BS EN ISO 3741:2010, BS EN ISO 13141-6:2014 and BS EN ISO 5135:1999.
- Reverberation time measurements were undertaken for case radiated noise and duct noise, including
measurements of representative background noise. The data was processed to calculate casing radiated and 
in-duct sound power levels in third octave bands.
- In-duct sound power levels were calculated in accordance with BS EN ISO 5135:1999.

SAP Appendix Q Table

Characteristic curve

Summary of Contents for VL-350CZPVU-R-E

Page 1: ... h L s External static pressure Pa dB ErP Class Specification may be subject to change without notice DATE TYPE Heat Recovery Ventilator LOSSNAY MODEL VL 350CZPVU R E 90 150 74 38 14 1 6 35 26 19 15 SPECIFICATIONS 12 Jan 21 NUMBER N19SGGD0003B Sound Pressure level 3m A Temperature exchange efficiency Dimensions Height x Width x Depth 89 62 44 85 87 88 27 Heat recovery ventilation Bypass ventilatio...

Page 2: ...itchen 5 wet rooms Kitchen 6 wet rooms SPECIFICATIONS 30 Breakout 37 39 Air flow rate l s 21 29 37 45 53 61 0 0 20 0 40 0 60 0 80 0 100 0 120 0 60 65 70 75 80 85 90 95 0 50 100 150 200 250 300 350 0 100 200 300 400 500 Exchange efficiency Static pressure Pa Air volume 100 70 50 30 L s m3 h 55m 40m 25m φ150mm dia straight pipe length Attention Mitsubishi Electric measures figures in the chart accor...

Page 3: ... Guide EA Synthetic Resin Synthetic Resin 14 Drain pipe EA Synthetic Resin 15 Drain pipe SA Synthetic Resin 23 Air Supply Fan Synthetic Resin 18 Wall Mount Hook Top Galvanized Steel 16 PCB Under Cover Steel sheet Munsell 6 2PB 8 8 1 6 24 Air Supply Fan Motor DC 12 25 Air Exhaust Fan Synthetic Resin 04 Filter Cover SA Synthetic Resin Synthetic Resin Painted metal Munsell 6 2PB 8 8 1 6 13 10 Pipe Gu...

Page 4: ...otary switch 10 digit TAB1 TAB2 Connector Power supply SA2 Address setting rotary switch 1 digit TAB3 4 Connector Reactor SW2 SW5 to SW7 Switch TAB5 not in use CN9 CN10 Connector Fan motor SYMBOL Terminal block CN17 to CN20 Connector Connectoron PCB CN105 Connector IT Definition of symbols Attention 1 Electrical work must be carried out safely and reliably by a professional electrical contractor p...

Page 5: ...ust be higher than 15 12 Do not use duct booster fan on the RA EA duct or the OA SA duct If an external force is applied to the built in bypass damper the damper may be fixed on the bypass side when it is switching between Lossnay mode and Bypass mode and heat recovery may be prevented Installing the Lossnay unit 1 The unit is exclusively vertical mounting type 2 Do not install the product in hot ...

Page 6: ... air preheaters supply air after heaters that do not have temperature control functions select duct heaters that have the appropriate capacity according to the airflow passing through the heaters Drain piping 1 Be sure to connect drain piping by the following procedure to prevent freezing and dew condensation forming on the surface of the piping Connect the drain piping on the indoor side of the i...

Page 7: ...0 350CZPVU E Declaration of Conformity N20SGGT0062 VL 250 350CZPVU E Filter Replacement Manual 876H07701 VL 250 350CZPVU E Instruction Manual 876H46401 VL 250 350CZPVU E Parts List U295_0_DB VL 250 500CZPVU E Installation Manual 876H46502 VL 350CZPVU R E Specification Sheet N19SGGD0003B VL CZPVU R L E Homeowner Quickstart Guide Commissioning Logbook ...

Page 8: ......

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