Central extraction system with raw gas-side fans, 7 filter elements, filter surface total 1166 m2, maximum volume flow with a filter surface load of 120 m3/m2*h = 140,000 m3/h, 3 inflatable openings D=400 mm sideways, 3 injection openings sideways D=350 + D=450 + D = 560 mm, hose filter elements 2.5 m long, discharge via scratch chain conveyors and rotary lock, pneumatic Vibrating device via a vibrating frame for the regeneration of filter hoses at system downtime, 1 flush-air trolley with 4 motors for the raining of filter tubes in ongoing operation, 1 maintenance bridge on the face with platform and ladder, face-side inspection doors in the clean room and in the calming room, explosion flaps on the side, openings sideways for the connection of the back air, dry extinguishing line, 1 Schuko suction fan S 400 G/L2 22.0 kW designed for 4.947 Pa with 9271 m3/h, 1 Shuko extraction fan S 450 O/L2-22.0 kW rated for 3.412 Pa with 14.100 m3/hr, 1 Nordfab extraction fan s 0.40 - 355/G5 13,3/15 kW rated to 4.209 Pa with 8.880 m3/hour, 1 Northfab suction fan s 0.56 - 500/G5 26/30 kW rated on 350 Pa with 18.590 m3/hm, 1 northfab Extractor fan S 0.56 - 450/G5 22/30 kW designed for 350 Pa with 16.020 m3/h, 1 chip transport fan NOTE: Since the system does not have its own control cabinet, the sale takes place without the control cabinet. On site, it can be clarified whether components are to be taken. Pipe components are not included in the scope of delivery, but can be purchased for the most part separately.