FEATURES:
Bottom Mounted, Type MDB
MDB-H
Drive orientation Horizontal, by means of right angle or worm gear reducer
Less height requirement under the vessel
Necessary for MDB sizes above MAVAG's1800 Ncm -> lowering device
MDB-V
Drive orientation vertical, by means of a direct coupled motor or parallel helical speed reducer
Top Mounted, Type MDA
MDA-E
Magnetic coupling placed near the impeller level
External drive shaft, external standard ball bearings, containment shell shaped like a tube
For single stage impeller systems only, rotating on a ceramic slide bearing
Covered by patents
MDA-I
Magnetic coupling placed inside an agitator lantern, on top of the vessel
Internal ball bearings for the agitator shaft made from special ceramic material -> dry running
Multistage impeller systems
Special design of the containment shell allows for CIPSIP