ONK 450x750

Description
Characteristics
Downloads
Dimensions
Additional diagrams
Legend

Description

APPLICATION	DESIGN
Supply and exhaust ventilation, heating and air conditioning networks in industrial, commercial and domestic premises.	Made of high-quality extruded aluminium. Equipped with a central cross-type partition for extra rigidity. Polymer or anodized grille coating ensures weather-resistant properties. Non-standard sizes may be ordered.
MODIFICATION
Available modifications with an air flow regulator (R) and an adapter (A) for connection to air ducts. Available modifications with versatile fixing (u) for fast mounting.


ONK1, ONK3 – horizontal vane position	ONK2 – pair-wise and perpendicular vane position

Air flow distribution options


straight (0°) ONK1, ONK2	single-sided (15°) ONK3

Characteristics

Parameter	ONK 450x750	Measurement unit
Air pass	0.198	mm²
Connected air duct size	450х750	mm
Adjustment	nonadjustable	-
Form	rectangular	-
Material	aluminium	-

Files archieve

Downloads

Dimensions

Characteristics

Parameter	Value	Measurement unit
L	450	mm
H	750	mm

Additional diagrams

Calculation formula		Correction factor K
L_WA = L_WAO x K		S_ap[m²]	0.01	0.15	0.2	0.3	0.4
L_WA = L_WAO x K		K [dB(A)]	0	+1.5	+3	+4.5	+6

Designation:

ΔP - pressure loss [Pa];
L_WA - sound power level [dB(A)];
L_WAO - sound power level for air pass 0.1 m² [dB(A)];
K_L - correction factor for sound power level depending on air pass [dB(A)];
A_K - air area [m²];
V - rated speed [m/s].

Legend

VENTS ONK 450x750