W01, Partially Redundant Cooling Unit With 2 Pumps; W20, Raw Water Connection From The Bottom - Siemens SINAMICS S120 Manual

9.48

W01, partially redundant cooling unit with 2 pumps

Availability of option
This option is available for the following S120 Cabinet Modules:
● Heat Exchanger Modules
Description
With option W01 two redundant pumps with two dirt traps are installed in the system.
The pumps, which operate alternating, pump the hot coolant of the internal deionized water
circuit into the plate-type heat exchanger and there is called by the raw water of the plant-
side cooling circuit.
System reliability is increased as a result of the alternating operation of the redundant
pumps.
In addition, the dirt traps can be cleaned independently and during operation.
9.49

W20, raw water connection from the bottom

Availability of option
This option is available for the following S120 Cabinet Modules:
● Heat Exchanger Modules
Description
The raw water provided on the plant side is connected at the bottom.
Cabinet Modules liquid cooled
Manual, 10/2015, A5E37067587A
9.48 W01, partially redundant cooling unit with 2 pumps
Options
403