REXROTH IndraDyn A Series, Project Planning Manual

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Rexroth IndraDyn A Accessories
7-1
7 Accessories
7.1 Labyrinth Seal
To protect the motor output shaft against spraying liquids, IndraDyn A
motors that are already equipped with the "shaft seal" option can be
retrofitted with a labyrinth seal (accessory SUP-M02-2AD...).
Labyrinth seal for Type MNR
MAD/MAF130 SUP-M02-2AD132 R911273268
MAD160 SUP-M02-2AD160 R911272843
MAF160 SUP-M02-ADF164 R911299702
MAD/MAF180 SUP-M02-2AD180 R911273209
Fig. 7-1: Labyrinth seal
Accessory SUP-M02-xxx... is supplied complete with fastening screws
and assembly instructions.
h
5
1
4
5
3
f
MAD/MAF130
MAD/MAF160
MAD/MAF180
Motor h [mm]
10
f [mm]
140
157
185
2
IndraDyn A SUPM02.EPS
(1): Labyrinth seal with fastening screws (scope of delivery)
(2): Motor shaft
(3): Motor flange
(4): Drain hole
(5): Max. permitted level of a fluid
(h): Thickness of the labyrinth seal
Fig. 7-2: Labyrinth seal the IndraDyn A motors
Note:
•
Pay attention to the assembly instructions for accessory
SUP-M02-xxx... (in the scope of delivery).
•
The labyrinth seal is only effective on horizontally-installed
motors and above speeds of approx. 200 rpm. It may only