3VL6780-3SB36-0AA0 SIEMENS

Code / Model: 3VL6780-3SB36-0AA0
Manufacturer: SIEMENS
Department: Automation and control of processes
Category of products: Contactors and Auxiliary Contacts
Sub-category: Contactors
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INT. AUT. VL800L 3X800A DIS ETU10

This appears to be a product or model designation.

Let me know if you'd like me to try and decipher the meaning of these terms! I can often help with that sort of thing.