Total pressure ratio

$Π_{t o t} = a_{1} {(\frac{β_{2 B}}{180 ˚} π + 1)}^{a_{2}} Q_{m}^{a_{3}}$ , a₁ = 3.94, a₂ = −0.528, a₃ = −0.608

Isentropic efficiency (%)

$η = b_{1} {(\frac{β_{2 B}}{180 ˚} π + 1)}^{b_{2}} Q_{m}^{b_{3}}$ , b₁ = 142.15, b₂ = 0.132, b₃ = −0.697

Power (kW)

$P = c_{1} {(\frac{β_{2 B}}{180 ˚} π + 1)}^{c_{2}} Q_{m}^{c_{3}}$ , c₁ = 163.7, c₂ = −1.185, c₃ = 0.549