Dc Busbar; General Information - Siemens SINAMICS S120 Manual

Cabinet modules liquid cooled

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Table of Contents

Electrical installation

4.5 Connections

DC busbar

Availability

The DC busbar is always integrated in the following S120 Cabinet Modules and must be

ordered as option M80 to M87:

● Basic Line Connection Modules

● Active Line Connection Modules

● Motor Modules

The DC busbar is used to connect Line Modules with Motor Modules; the connection is

made using prefabricated busbar sets with different current-conducting capacities.

Remove the heat exchanger for degree of protection IP55

For degree of protection IP55, to facilitate better access to the DC busbars, you must

remove the additional heat exchanger, see the following chapter.

Cabinet Modules liquid cooled

Equipment Manual, 04/2020, A5E37067587A