X.K..

Key for the following tables

RAD-S

= radial fan with small diameter

RAD-M

= radial fan with medium diameter

RAD-L

= radial fan with large diameter

AX-L

= axial fan with large diameter

DIA-L

= diagonal fan with large diameter

Ø

= fan diameter

LF (S)

= short input shaft

LF (L)

= long input shaft