E Catalogue

Membrane Air-Spring Insulator BiAir ® When choosing the size of the air-spring consider loading at 4 bar only. with deep natural frequency and adjustable dampening (pat.) for vibration insulation of measuring and testing machines, optical and electronic equipment, laser machines, fine machining plant, vehicle and motor performance testers etc. 25 Ø A mm width W mm Ø C mm 2,5 2,5 2,5 2,5 2.5 2.5 2,5 2,5 2,5 2,5 2,5 2,5 2,5 1,5 1,5 1,5 1,5 1,5 natural frequency Hz (vertical) approx. workheight H mm 67 113 267 633 1420 1967 267 633 1420 1967 3413 6573 15573 633 1420 1967 3413 6573 max. load daN at max. 4 bar 2,5 2,5 2,5 2,5 2,5 2,5 2,5 2,5 2,5 2,5 2,5 2.5 2,5 2,5 2,5 2,5 2,5 2,5 natural frequency Hz (horizontale) approx. type 77 87 100 100 100 100 157 157 157 157 157 157 157 307 307 307 307 307 72 110 129 200 260 300 129 200 260 300 382 530 798 200 260 300 382 530 72 182 190 275 350 390 216 288 335 378 467 605 855 288 335 378 467 605 100 170 400 950 2130 2950 400 950 2130 2950 5120 9860 23360 950 2130 2950 5120 9860 max. load daN at max. 6 bar BiAir 0,15-ED* BiAir 0,25-ED* BiAir 0,5 -ED* BiAir 1 -ED* BiAir 2 -ED* BiAir 2,5 -ED* BiAir 0,5-ED** BiAir 1 -ED** BiAir 2 -ED** BiAir 2,5-ED** BiAir 3 -ED** BiAir 4 -ED** BiAir 5 -ED** BiAir 1- ED/HE** BiAir 2- ED/HE** BiAir 2,5-ED/HE** BiAir 3 -ED/HE** BiAir 4 -ED/HE** 76 110 130 200 260 300 120 172 226 271 348 490 747 172 226 271 348 490 A C H B A H B C A D H E C B BiAir ® 2-ED 2-ED/HE Load (daN) natural frequency (Hz) – vertical – 600 1000 1500 2000 2400 1,2 1,65 2,1 2,55 3,0 BiAir ® 2,5-ED 2,5-ED/HE Load (daN) natural frequency (Hz) – vertical – 1000 1750 2500 3250 4000 1,2 1,65 2,1 2,55 3,0 BiAir ® 3-ED 3-ED/HE Load (daN) natural frequency (Hz) – vertical – 2000 3000 4000 5000 6500 1,2 1,65 2,1 2,55 3,0 BiAir ® 4-ED 4-ED/HE Load (daN) natural frequency (Hz) – vertical – 4000 6000 8000 10000 12000 1,2 1,65 2,1 2,55 3,0 BiAir ® 5-ED Load (daN) natural frequency (Hz) – vertical – 8000 13000 18000 23000 28000 1.9 2,05 2,2 2,35 2,9 safety screw for transportation spacing plate damping volume adjustable bypass valve load volume membrane A H W C ** Aluminium *Steel Air springs with higher max. loads as well as air springs with lower natural frequencies can be supplied upon request!