2 revlimiters??

[Adhamkhe]

Hi regarding Bosch 400 to 413 I noticed 2 revlimiters ( 6500 the one usually modified). And another one (6000 rpm. ). What's the other one for?
Please let me know if I understand it correctly in the image below

IMG-20240104-WA0027.jpg (95.51 KiB) Viewed 1313 times

Any help is greatly appreciated
Thanks in advance