Siemens SINUMERIK ONE NCU 1750 Equipment Manual page 13

Before using the products, you must perform a risk assessment of the entire application and
implement appropriate system design measures to ensure the safety of persons, property and
electromagnetic compatibility.
Open-type products (IP20) are intended for installation in operator panels or cabinets which
provide the necessary protection.
Any use other than that expressly permitted is prohibited, and can result in unforeseen dangers.
NCU 1750
Equipment Manual, 01/2022, A5E45627807B AE
Introduction
1.7 Important product information
13