Germany – Court building construction work – 26E Raumlufttechnische Anlagen

1 central air handling unit for supply and exhaust air, volume flow approx. 5,450 m³/h, with heat recovery, preheating, cooling, reheating, filtration, EC fans and connection to equipment automation

1 decentralised supply and exhaust air unit with heat recovery for single-room ventilation in BA II, air volume flow approx. 15 to 97 m³/h, with humidity control

approx. 260 lm spiral duct made of galvanised sheet steel, DN 100 to DN 200, including associated fittings, connectors and fasteners

approx. 52 lm flexible air ducts DN 100 to DN 200 for technically required connection areas

approx. 323 m² rectangular air ducts made of galvanised sheet steel and approx. 281 m² associated fittings

extensive hanging, supporting, carrying and special constructions for air ducts and plant components including profile and mounting rails

approx. 110 constant volume flow regulators/limiters and 4 variable volume flow regulators with electrical control

22 fire dampers EI 90 S in round and rectangular design including electrical drives, end position monitoring and necessary connection work

approx. 112 round and rectangular silencers to limit air and structure-borne sound transmission

52 supply and exhaust air valves and 65 supply and exhaust air grilles including installation frames and volume flow adjustment

1 weather protection grille for outside air and 1 deflector hood with flat roof base for exhaust air

2 smoke extraction devices for air ducts including monitoring and functional testing

approx. 70 wall/ceiling penetrations with non-combustible mineral wool and necessary fire protection seals in the area of the fire dampers

approx. 27 core drillings in concrete, as well as measuring, marking and cutting work for penetrations

air volume measurement and adjustment of the entire system including setpoint-actual comparison and performance measurements

functional, hygiene and acceptance tests including dust tightness measurement, as well as participation in ventilation and fire damper acceptance tests

participation in the commissioning of electrical, MSR and building automation including testing of interfaces and data point functions

training of operating personnel, system marking, system schematics, inventory and revision documents as well as technical documentation.