Hi Nizaar,
I understand your target system will be installed as a distributed system. In that case, the ASCS is required.
You can refer to the installation guide for that. I'm not sure what is your target environment, but checking this guide (for Linux + MaxDB), we can see the following in section 5.1 Installation Checklist:
As we can see, the installation of ASCS is required.
Best Regards,
Alessandro Parolin