.  Powergeneration and distribution (medium & low voltage)
. Uninterruptible power supply (UPS)
. External and internal lighting
. Central battery system (CBS)
.  Earthing and lightning protection
. Photovoltaic (PV) energy collection
. Firedetection and alarm systems
.  Communications, voice, and data (ICT) systems
. Security systems (CCTV, access control, intrusion alarm, etc.)
.  Audio-visual and entertainment systems (IPTV/MATV, CATV)
. Public address/sound systems
.  Specialized low-current systems (nurse call, master clock systems, etc.)
. Building Information Modeling (BIM)