Connecting The Water Circuits - Siemens SINAMICS SH150 Operating Instructions & Installation Instructions

5.6

Connecting the water circuits

Eye and skin injuries caused by deionized water
Deionized water is harmful to eyes and skin and can damage surfaces.
● Therefore, use appropriate protective clothing for all work on the drive. However, if your
● If deionized water leaks out, eliminate the source of the problem and remove the liquid from
NOTICE
Overheating caused by foreign bodies in the cooling system
Foreign bodies in the cooling system can cause blockages in individual circuits. As a result,
the water-cooled components overheat and the drive fails.
● For this reason, make sure that no foreign bodies can enter the water circulation system.
● Only remove the protective cover immediately prior to connecting the water circuit.
Connect the re-cooling unit
Connect the deionized water circuit of the re-cooling unit to the deionized water piping of the
drive. Refer to the associated information about the ionized-water connections in the dimension
drawing.
The inlet and outlet pipes are appropriately marked. When connecting the re-cooling unit,
ensure that the inlet pipe and return pipe are connected correctly. Only use the supplied
connecting pipes.
Hand-tighten the union nut
①
②
③
Figure 5-6
SINAMICS SH150 6SL3805
Operating Instructions 05/2020
CAUTION
eyes or skin do come into contact with deionized water, rinse the affected area thoroughly
with tap water as soon as possible.
the surfaces affected.
Inlet (blue)
Return (red)
Union nut
Water piping
③
of the connecting pipe for the inlet and return pipes.
5.6 Connecting the water circuits
Assembly
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