Gravitačná mriežka GRM 350x350-kovový rám plastové lamely

Designation:

ΔР_p - pressure loss at various vane positions, Pa;
ΔP - pressure loss, Pa;
K_p - correction factor for pressure loss calculation depending on louvre deflection angle;
L_WA - sound power level, dB(А);
L_WAO - sound power level for air pass 0.1 m², dB(А);
K - correction factor for sound power level calculation depending on air pass, dB(А);
S_ap - air pass, m²;
V - rated speed, m/s.