Cooling Circuit Connections - Siemens SINAMICS S120 Equipment Manual

4.3.9

Cooling circuit connections

Table 4- 8
Connection
Coolant connection A: Intake
Coolant connection B: Return
Tightening torque
Note
Replacement seal
The seals for the screwed connections can be used only once when the cooling circuit is first
assembled. The seals must be replaced if the circuit is disassembled and assembled again.
The replacement seal is commercially available as flat Viton polymer seal with hardness 75
(+/-5) Shore A (Viton is the commercial name for elastomers with the abbreviations FPM and
FKM). The dimensions are as follows: Outer diameter 26 mm, inner diameter 15 mm,
thickness 1.5 mm.
Water-cooled chassis power units for common cooling circuits
Manual, 08/2017, 6SL3097-4AM10-0BP0
Cooling circuit connections
Technical data
Pipe thread ISO 228 - G 3/4 B
(external thread 3/4", flat-sealing)
60 Nm
Power Modules
4.3 Interface description
89