KAD Air Conditioning Est. P.O. Box 5389, Dubai, UAE. Tel: +971 4 806 7676 Fax: +971 4 806 7688 Email: [email protected] Web: www.kadairconditioning.com
klimaopremaHR-10430 Samobor,
Croatia, Gradna 78A.
Ventilation Louvers
FZ, AFZV, AFZM, RZ, ARZ, PZ, ZPVENTILATION LOUVRES
Design changes reserved
VENTILATION LOUVRES
Ventilation louvre FZ and AFZV............................................................................................................................................ 01
Ventilation louvre AFZM and RZ.......................................................................................................................................... 02
Ventilation louvre RZO and ARZ.......................................................................................................................................... 03
Ventilation louvre PZ........................................................................................................................................................... 04
Ventilation louvre ZP............................................................................................................................................................ 05
Selection diagrams............................................................................................................................................................ 06
Ordering key....................................................................................................................................................................... 07
TABLE OF CONTENTS
Definition of symbols:
V [m3/h] - Air flowVn[m
3/h] - Nominal air flowVuk [m
3/h] - Total air volume in motion h [m] - Distance from the ceiling to the occupied zoneH [m] - Room heightA,B [m] - Distance between diffusersx [m] - Distance from wallL [m] - Throw distance (x+h)Aef [m
2] - Effective discharge areavef [m/s] - Effective jet velocityvL [m/s] - Average core velocity at distance L (m) from a diffuservLmax [m/s] - Maximum core velocity at distance L (m) from a diffuser
vh [m/s] - Average core velocity at distance h (m) from a diffuser∆p [Pa] - Total pressure droptp [°C] - Air temperature in a roomtz [°C] - Supply air temperaturetm [°C] - Core air temperature∆tz [°C] - (tz - tp)∆tL [C°] - (tm-tp)i - Induction Vuk/VLWA [dB(A)] - Sound power level
VENTILATION LOUVRES
01Design changes reserved237
• FZ - made out of galvanized steel sheet• AFZV - made out of anodized aluminium sheet• Galvanized steel mesh on the back side• Fixing with screws
Options:
• Installation subframe (UR)• RAL...
* Holes for screws are not drilled
FZ I AFZV
FZ AFZV
Standard dimensions FZ, AFZV*B 385 - 1885 mm, in increments 200mm
H 300 - 1800 mm, in increments 150mm
*all combinations B x H are possible
Free cross-section approx. 60 % of B x H
H+90
B
B1+90 B1+90
H1+
90H
1+90
B+90
H
B+90
H+90
H+15
10
4545
80a
H61
Dimension B > 1885 mm or H > 1800 mm
B=2B1 + 90; H=2H1 + 90
Example :B = 1785 mmH = 3400 mm
H = 2 H1 + 90H 1 = (H - 90)/2 = (3400 - 90)/2 = 1655
Design changes reserved02
VENTILATION LOUVRES
• Made out of anodized aluminium profiles• Galvanized steel mesh on the back side• Fixing with screws
Options:
• Installation subframe (UR)• RAL...
Standard dimensions AFZM*B 297 - 1197 mm, in increments 100mm
H 197 - 697 mm, in increments 100mm
*all combinations B x H are possible
AFZM
Standard dimensions RZ*B 200 - 1400 mm, in increments 100mm
H 215 - 1015 mm, in increments 100mm
*all combinations B x H are possible
RZ12
B
B+70
H+70H
120B
B+70
H+70H
120
H+60
B+60
B+52
B
H
(H+
15)(
B+15
)
40
Free cross-section approx. 50 % of B x H
B+52
H+52
B
H
• RZ - made out of galvanized steel sheet, gears and bearings made of ABS.
• Opposed damper blade operation• ∆pmax = 600 Pa; tmax = 70°C
VENTILATION LOUVRES
03Design changes reserved
• Made out of anodized aluminium profiles, gears and bearings made of ABS.
• Opposed damper blade operation• Blade tip seals, made of specially profiled rubber
provides excellent sealing characteristics • ∆pmax = 600 Pa; tmax = 70°C
Standard dimensions ARZ*B 400 - 2400 mm, in increments 200mm
H 210 - 1510 mm, in increments 100mm
*all combinations B x H are possible
B+60
H+40
B
H
20
100
55
125
ARZ
• Reinforced regulation louvre• Made out of steel sheet profiles, reinforced damper
blades out of steel profiles, brass bearings• Frame width RZ012 - 120 mm RZO18 - 180 mm • Counter-rotating damper blades
Standard dimensions RZ*B 400 - 2000 mm, in increments 200mm
H 345 - 1995 mm, in increments 195mm
*all combinations B x H are possible
RZO
B+80
H+80
165
20
B9
23
180/120
H+80 H
40
20
100
55125
Design changes reserved04
VENTILATION LOUVRES
• Frame made of anodized aluminium profiles, blades made from anodized aluminium sheet.
• Duct version - frame made of galvanized steel sheet• Wall or duct installation with screws
Options
• Overpressure (Supply) • Underpressure (Exhaust) • Duct type• Discharge with square-to-cylindrical transition
section• Installation subframe
OVERPRESSURE UNDERPRESSURE
Standard dimensions PZ-T, PZ-S, PZ-K*B 200 - 1600 mm, in increments 200mm
H 240 - 1590 mm, in increments 75mm
*all combinations B x H are possible
Standard dimensions PZ-T/O*B 330 - 730 mm, in increments 50mm
øD 300 - 700 mm, in increments 50mm
*all combinations B x H are possible
Smjer strujanja zraka
Smjer strujanja zraka
PZ
B+60
H+40
B
120
3575
B
H
B+70
H+70
120
35
B
H
B+70
H+70
75
B
H
B+56
H+56
(H+
25) /
(B+
25)
H / B
75 75
40 40
28
PZ-T-UR PZ-T PZ-SPZ-K
Airflowdirection
Airflowdirection
VENTILATION LOUVRES
05Design changes reserved
• Made of galvanized steel sheet• Installed directly into the wall opening by anchor
springs at the installation frame
Application
• Separation of sand from air stream• Correct mounting position of the sand-trap louvre
is important• Average efficiencies obtained by tests 80% par-
ticles 20 - 50 µm, or 50% particles 1 - 70 µm.•
Options
• RAL...
150
H-10H
H-10
0
B-100
Standard dimensions ZP*B 300 - 2250 mm, in increments 150mm
H 300 - 2250 mm, in increments 150mm
*all combinations B x H are possible
ZP
Vertical connection oftwo sand trap louvres
Sand chute
Design changes reserved06
VENTILATION LOUVRES
AFZM
0 1 2 3 4 5 6 7
50
100
150
200
250
300
brzina u presjeku BxH (m/s)∆
pt (P
a)
0,050,1
0,51
510
50100
5001000
5000
0˚ 15˚ 30˚ 45˚ 60˚ 75˚ 90˚
ζ
Lamele otvorene Lamele zatvorene
0,050,1
0,51
510
50100
5001000
5000
0˚ 15˚ 30˚ 45˚ 60˚ 75˚ 90˚
ζ
Lamele otvorene Lamele zatvorene
0 1 2 3 4 5 6 7 8
70
60
50
40
30
20
10∆pt
(Pa)
brzina u presjeku BxH (m/s)
125
100
75
50
25
0 0,5 1,0 1,5 2,0 2,5brzina u presjeku BxH (m/s)
∆pt
(Pa)
FZ i AFZV
0 1 2 3 4 5 6 7
50
100
150
200
250
300
brzina u presjeku BxH (m/s)
∆pt
(Pa)
SELECTION DIAGRAMS
OPEN CLOSED OPEN CLOSED
Pressure drop diagram - FZ Pressure drop diagram - AFZM, AFZV
Flow resistance diagram - FZ Flow resistance diagram - ARZ
Pressure drop diagram - PZ Flow resistance diagram - ZP
vef (m/s) vef (m/s)
vef (m/s) vef (m/s)
VENTILATION LOUVRES
07Design changes reserved
ORDERING KEY
* Screws are not delivered
Louvre type AFZM
FZ, AFZV,AFZM, RZ12, RZO, ARZ, PZ-T, PZ-S, PZ-K, PZ-T/O, ZP
- 1785X1500
Dimensions
- M230
Installation subframe
- OZ
Drive (RZ, ARZ) - R, manual - M 24, motor actuator 24 V - M 230, motor actuator 230 V
Regulation (RZ, ARZ) - OZ (two positions) - K (continuous) - F (return spring)
- UR
Design changes reserved
VENTILATION LOUVRES
NOTES:
VENTILATION LOUVRES
Design changes reserved
NOTES:
CONTACT US
KAD Air Conditioning Est. P.O. Box 5389, Dubai, UAE. Tel: +971 4 806 7676 Fax: +971 4 806 7688 Email: [email protected] Web: www.kadairconditioning.com
klimaopremaHR-10430 Samobor,
Croatia, Gradna 78A.