Propeller
▪
Self-cleaning (ECB) propeller
Shaft seal
▪
Two bi-directional mechanical seals in tandem arrangement, with liquid reservoir
▪
Additional leakage chamber between the mating ring holder and the gear unit
Bearings
▪
Grease-packed rolling elements bearings (sealed for life) in the motor
▪
Oil-lubricated rolling element bearings in the gear unit
Drive
▪
Three-phase asynchronous squirrel-cage motor
Motors integrated in explosion-proof submersible mixers are supplied in type of
protection Ex d IIB.
4.5
Configuration and function
2
3
4
5
6
7
8
1
Fig. 3: Sectional drawing
1
Gear shaft
2
Housing
3
Stator
4
Cable gland
5
Propeller
6
Mechanical seal
7
Rolling element bearing
8
Rotor
Submersible mixer with gear unit and self-cleaning propeller (5) for mixing and
keeping in suspension municipal or industrial waste water and sludges.
Driven by the motor, the propeller (5) generates thrust for inducing the required
flow in the fluid handled.
Design
Function
4 Description
14 of 60
Amaprop®
Goodnal STP ST041 Biological Treatment (KSB Amaprop Installation and Operating Manual) Vendor Manual
Q-Pulse Id VM386
Active 29/10/2013
Page 14 of 60
