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Siemens 6ES5930-7AA21 is a Power Supply for the Simatic S5 product family.
From a maintenance perspective, its role is to provide the electrical supply required by compatible control hardware, helping keep controller, communication, or I/O functions energized within the intended system design. The original equipment schedule should guide compatibility review.
In a SIMATIC S5 system, module selection is governed by the controller family, rack arrangement, electrical interface, and configured program. The exact article number should be matched before installation. The assigned system function should be preserved through installation and service.
In the signal path, this approach helps preserve the intended system function while keeping selection aligned with the documented ratings, capacity, and compatibility requirements. This helps preserve the function assigned to the installed control node.
SIEMENS SIMATIC S5 power supply PS930 for S5-110
Product was cancelled by Siemens without replacement
Product was cancelled by Siemens without replacement
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