Lot 23 - power installations.

- 1 central battery system,

- Assembly of approx. 40 emergency lights, 12 changeover blocks and 31 escape sign lights,

- 1 low-voltage main distribution in the pre-meter area,

- 2 low-voltage main distributions,

- 4 converter measuring stations,

- installation of about 11 subdistributions,

- Laying of approx. 22 000 m of cable in the pipe, on the route, in collection holders, in the channel, under plaster,

- approx. 750 m function maintenance cable including laying systems,

- approx. 430 connections to provided equipment,

- approx. 3,000 m laying systems such as pipe, sewer, cable trays,

- laying of approx. 40 m fire protection duct,

- Control system for a sun protection system with approx. 65 drives,

- approx. 900 installation devices such as switches and sockets,

- approx. 80 presence detectors,

- about 100 firebricks,

- interior lighting with approx. 670 luminaires as mounting or installation variant,

- outdoor lighting with approx. 52 luminaires as surface, recessed or floor installation variant,

- laying of approx. 300m cable in the outdoor area,

- lightning protection system for economic and functional buildings,

- Equipotential bonding with approx. 20 equipotential bonding rails,

- Laying of approx. 65m fire protection duct

- about 70 firebricks.