4
05. 04. 22. Document Number 671590
Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk
AVT-NC-(R/X)
Installation Manual
4.2.4 Matched AVT Silencers
Matched silencers with double walled Aluzinc construction and 35mm
infill acoustic lining provides the best acoustic solution.
7
Matched AVT Silencer Dimensions
A
B
C
Unit
Code
Silencer Code
Size
A
B
C
Weight
(kg)
AVT1
AVT1-MSM
Mini
500
544
260
27
AVT1-MSS
Standard
1000
544
260
32
AVT1-MSL
Large
1500
544
260
45
AVT2
AVT2-MSM
Mini
500
544
286
27
AVT2-MSS
Standard
1000
544
286
32
AVT2-MSL
Large
1500
544
286
45
AVT3
AVT3-MSM
Mini
500
681
332
30
AVT3-MSS
Standard
1000
681
332
39
AVT3-MSL
Large
1500
681
332
56
AVT4
AVT4-MSM
Mini
500
681
374
34
AVT4-MSS
Standard
1000
681
374
39
AVT4-MSL
Large
1500
681
374
56
AVT4L
AVT4L-MSM
Mini
500
827
401
34
AVT4L-MSS
Standard
1000
827
401
42
AVT4L-MSL
Large
1500
827
401
61
AVT5
AVT5-MSM
Mini
500
827
781
43
AVT5-MSS
Standard
1000
827
781
44
AVT5-MSL
Large
1500
827
781
65
AVT6
AVT6-MSM
Mini
500
921
552
43
AVT6-MSS
Standard
1000
921
552
65
AVT6-MSL
Large
1500
921
552
89
AVT7
AVT7-MSM
Mini
500
1019
653
43
AVT7-MSS
Standard
1000
1019
653
71
AVT7-MSL
Large
1500
1019
653
98
AVT8
AVT8-MSM
Mini
500
1244
753
51
AVT8-MSS
Standard
1000
1244
753
83
AVT8-MSL
Large
1500
1244
753
114
AVT9
AVT9-MSM
Mini
500
1244
774
92
AVT9-MSS
Standard
1000
1244
774
116
AVT9-MSL
Large
1500
1244
774
125
4.3 Silencer Installation
To change orientation of attenuator pod, remove silencer roof, roll
silencer over 180° and refit silencer roof, ensuring all fixings and seals
are intact. Use alignment brackets to attached the silencer to fan unit
as described in Section 4.1.
Ensure that the attenuator pods are in the
correct orientation as shown in Figure 10.
8
Remove Silencer Roof
9
Refit Silencer Roof
