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For Sinumerik system applications, Siemens 6FC5250-5AX20-3AH0 provides the function of an NCU 572.2 Firmware Module.
For replacement planning, its purpose is tied to the system function named for the product. Connection, configuration, and operating requirements should be confirmed from the installed equipment documentation. The documented module assignment should remain the basis for selection.
Within the assigned control-system position, this product is associated with the Sinumerik family and the CNC controls category. Configuration and compatibility should be confirmed for the exact system in which it will be used. The documented module assignment should remain the basis for selection.
When this product is used for lifecycle support, technicians should confirm the installed revision, connection arrangement, and system assignment rather than assuming interchangeability with a similarly named module. Application should remain aligned with the documented system design.
SINUMERIK 840D CNC-SOFTWARE NCU 572.2 STANDARD, ON PC-CARD SW VERSION 5.3, SINLGE LICENSE
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