TechSpec TPI 03 PZ201603

External louvers | 11 / 13
Technical parameters
Pressure loss and noise
Diagram 1: Measured in air inlet direction
1 1,4 2,6 3
0
60
v (m/s)
p
s
(Pa)
PZ-AL
45
50
55
1,6 1,8 2,42 2,21,2 2,8
70
80
90
20
30
40
50
10
100
INLET
L
WA
= 60 dB
45
50
55
60
1 1,2 2,6 3
0
60
v (m/s)
p
s
(Pa)
PZ-AL
45
55
1,4 2,2
70
80
90
20
30
40
50
10
100
50
40
L
WA
= 60 dB
1,6 1,8 2 2,8
2,4
OUTLET
40
45
50
55
60
1 1,4 2,6 3
0
60
v (m/s)
p
s
(Pa)
PZ-ZN
1,8 2,2
70
80
90
20
30
40
50
10
100
INLET
1,2 2,4 2,81,6 2
45
50
L
WA
=55 dB
40
40
50
45
55
1 1,4 2,6 3
0
60
v (m/s)
p
s
(Pa)
PZ-ZN
45
40
1,8 2,2
70
80
90
20
30
40
50
10
100
50
L
WA
=55 dB
1,2 2,4 2,81,6 2
OUTLET
35
35
40
45
50
55
Diagram 2: Measured in air inlet outlet
Diagram 3: Measured in air inlet direction Diagram 4: Measured in air inlet outlet
Louver size 0,5 m × 0,5 m (H × L)
Louver size 1 m × 1 m (H × L)
Legend
p
s
(Pa) Pressure drop
v (m/s) Face velocity
1 1,5 3 3,5
0
60
v (m/s)
p
s
(Pa)
PZ-ALS
45
55
2 2,5
70
80
90
20
30
40
50
10
100
INLET
50
40
35
L
WA
=60 dB
35
40
45
50
55
60
1 1,5 3 3,5
0
60
v (m/s)
p
s
(Pa)
PZ-ALS
45
55
2 2,5
70
80
90
20
30
40
50
10
100
50
40
35
L
WA
=60 dB
OUTLET
35
40
45
50
55
60
1 1,5 3 3,5
0
60
v (m/s)
p
s
(Pa)
PZ-ZNS
45
2 2,5
70
80
90
20
30
40
50
10
100
INLET
50
40
35
L
WA
=55 dB
30
35
40
45
50
55
1 1,5 3 3,5
0
60
v (m/s)
p
s
(Pa)
PZ-ZNS
45
55
2 2,5
70
80
90
20
30
40
50
10
100
50
40
L
WA
=60 dB
OUTLET
35
35
40
45
50
55
60
Diagram 5: Measured in air inlet direction Diagram 6: Measured in air inlet outlet
Diagram 7: Measured in air inlet direction
NOTE: The mesh screen, if used, increases the pressure loss on the louver by 8%.
Diagram 8: Measured in air inlet outlet
NOTE: The mesh screen, if used, increases the pressure loss on the louver by 8%.