Cooling And Heating; Contents Of This Chapter; Hardware Description; General - ABB ACS880-87LC-4000A/4021A-7 Hardware Manual

Cooling and heating

Contents of this chapter

This chapter deals with the internal cooling circuit.

Hardware description

General


The internal cooling circuit covers the heat-generating electrical components and transfers
the heat to the external cooling circuit that is usually part of a larger external cooling
system.

Diagram of the internal cooling and heating circuit


The following example diagram shows how coolant circulates in the auxiliary control, grid-
side converter, LCL filter, main breaker and generator-side converter cubicles of the wind
turbine converter.
Cooling and heating 129
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