Electrical works for building renovation in Dresden

Electrical works for a building renovation in Dresden: Lightning protection system (approx. 170 m demolition of existing 10mm² ALU lightning protection system, of which approx. 20m to be disposed of; approx. 170 pcs. demolition of plastic concrete roof conductor holders, of which approx. 10 to be disposed of; 5 pcs. demolition of MV clamps; approx. 175 m Rd10-Al catch wire on green flat roof, supply, install, incl. small parts; 30 pcs. plastic concrete roof conductor holders; 160 pcs. existing roof conductor holders; 4 pcs. Al Rd16-1000mm catch rods for roof construction concrete base 16kg; 6 pcs. Al Rd16-2000mm catch rods for roof construction concrete base 20kg; accessories like 50 pcs. connectors, 10-12 galvanized pipe clamps, 11 pcs. end pieces); heavy current system (demolition of existing safety power supply system with temporary storage on site, replacement of E30 existing cabinet with new fire protection housing to be supplied, installation of temporarily stored safety power supply system and signaling panels; 3 pcs. DPÜ 3-phase monitoring; 2 pcs. surface-mounted field distributors up to 120 TE as complete cabinets equipped with installation kits, up to 125 A, incl. cylinder lock; 3 pcs. small distributors up to 60 TE for surface-mounted installation or drywall; approx. 100 REG built-in devices; 36 pcs. demolition of existing REG including wiring; approx. 2,200 m cables & lines incl. connections; approx. 180 m cable routing systems (KR; duct, pipe); 275 installation devices in masonry, cavity wall, incl. device boxes, junction boxes; 310 flush-mounted installation devices demolition+disposal; 1 fire protection small distributor; approx. 65 pcs. breakthroughs in masonry or reinforced concrete; approx. 120 drillings in lightweight wall, fire protection wall; approx. 75 fire barriers; 28 surface-mounted luminaires; 3 bollard luminaires/steles; 4 continuous row luminaires; 33 safety luminaires for existing system; locking system for 1 escape door with approx. 30m cables & lines; 3 pcs. construction power distributors; approx. 240m rubber hose lines; 18 surface-mounted luminaires; demolition & securing of approx. 110 luminaires for reuse); low current system (approx. 90 m cables & lines for telecommunication system; 3 pcs. device connection boxes; 3 pcs. pre-assembled data cables; installation of provided devices; disabled emergency call system for 4 sanitary rooms with approx. 270 m cables; 1 pc. BMZ replacement with approx. 40 pcs. smoke detectors, approx. 10 manual call points and approx. 35 signal devices from existing stock reinstallation; approx. 900 m fire protection installation cables; approx. 55m cable routing channel; approx. 60 pcs. demolition of fire protection devices; approx. 100 m demolition of cables; expert acceptance; 1 pc. DV server cabinet 42 HE with ventilation, lighting; 1 pc. splice tray; 3 pcs. patch panels; approx. 45 pcs. pre-assembled data cables; approx. 410 m data cables; 12 pcs. data connection sockets; termination work; measurements; approx. 22 m installation pipe; approx. 20 breakthroughs; fire barriers); photovoltaic system (36 pcs. solar mounting on flat roof; 30 pcs. photovoltaic modules minP 440 Wp plus-sorted glass-glass module monocrystalline aluminum frame; 1 pc. inverter for photovoltaic system 3-phase minP 12 kW with 3 MPPT trackers IP33 DC surge arrester Type2, grid and switching monitoring (ENS), display, RS485 interface, Modbus communication protocol; 1 pc. generator connection box, surge protection Type1+2; 1 pc. energy meter; 1 pc. small installation distributor plastic housing TE 5 with main switch 400VAC 63A 3-pole, RCCB, LSS, C-emergency stop switch surface-mounted; approx. 350-400m cables and lines and connections; approx. 2m cable ladder with clamp brackets; approx. 50m installation pipe/channel; 30 concrete paving stones on finished roof surface); perimeter protection, access control (AC), video intercom system (access control system with 2 pcs. IP camera modules each, video intercom module, call module for installation in steles; 3 pcs. RFID transponder reader modules for installation in steles; 2 pcs. steles; 5 pcs. RFID transponder reader modules indoor; 53 pcs. RFID transponders; 5 electric door openers; approx. 30 door fittings incl. magnetic contact, battery; 1 pc. IP intercom desktop version; approx. 1,000 m data cables; approx. 660 m installation cables indoor & outdoor; approx. 30 m installation pipe, -channel; access control and alarm management server license; server license extension for online locking system; 1 handheld for commissioning; 4 gateways for electronic locks; measurements; 19" server hardware for access control, Windows 11 Pro; 2 pcs. 19" power supplies; 1 pc. Gigabit switch POE+ with 2 SFP; 2 pcs. 24" Full HD flat screen monitors with wall mount plus HDMI/LAN extender set, keyboard, mouse; 5 pcs. indoor sirens; 4 pcs. outdoor laser scanners with server extension for 3D laser scanner connection). All areas include documentation and commissioning. Maintenance for a period of 4 years must be considered. Execution begins on 12.01.2027 and ends on 29.10.2027. Budget funds of 243,124.31 EUR gross are available for Lot 11 Electrical Engineering. Further items as per the tender documents.

Tender documents

Additional details