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igus® e-chain systems® can sustain very high loads.038. the lower run the e-chain® cannot be supported over the whole travel, please consult igus®.0. Pivoting mounting brackets compensate for the camber, can installed more easily and decrease the load the first e-chain® link operation.22. High acceleration can cause the e-chain® to vibrate and reduce its service life.0m/s ≈ dB(A) 1.0m/s 33dB(A) 1.1 221 E4/00 7 5 0 10 0 6 5 15 8 0 10 0 15 5 15 20 FLU 7 5 0 10 0 6 5 15 8 0 10 0 15 5 15 20 FLG FLB [m/s] 3 [m/s] – [m/s2] 200 6 [m/s2] 784 – FLU = Acceleration [m/s2] Strokes [million] Standard values service life for FLG, depending acceleration Standard values service life for FLB, depending acceleration Strokes [million] We recommend pivoting mounting brackets as standard for unsupported applications.eu Unsupported Short travels Contact surfaces Unsupported igus® e-chains® normally require some type surface which the lower portion of the e-chain® runs.0m/s ≈ dB(A) 1. The guideline values that result from continuous experiments the igus® laboratory and countless practical applications can be obtained from the two diagrams for your design.10.52 E6 ES4. E4. wide range configurations available, the drawings the right demonstrate. Have our specialists design the quietest e-chain system® for your application, for example.52.igus.Thetablebelowbrieflyillustrates thedifferencesinnoiselevelamongvariouse-chains®.eu Unsupported lower run Unsupported v max.0m/s Chain third-party product dB(A) 2.0m/s ≈ 38dB(A) 1.42 series the igus® acoustic laboratory indicated value 46dB(A)* 1. Max. E6 46dB(A) AmeasurementconductedbytheRhinelandTechnicalInspectionAuthority (TÜV Rheinland) May 2002 indicated value 46dB(A) 2m/s and with unsupported length 1. such cases, locking mounting brackets keep the e-chain® under the measurement. T3 33dB(A)* The T-shaped band chain was measured with value only 33dB(A)* at 1. . E3 38dB(A)* Long-term tests the igus® acoustic laboratory showed value only 38dB(A)*fortheE3.060.0m/s the igus® laboratory for the series T3.8m/s and acceleration 3m/s2.5m with series E6.igus. also have solutions minimise the noise generated the e-chain® lower portion.0 with unsupported length.22* E3 E6.Inadditiontothee-chain®,therunningsurface, the dynamics and the cable and hose package play role overall noise generation.100.5m/s Chain third-party product dB(A) 2. The value FLU usually must be determined test igus®.050.119 118 E61.044.070.29. The maximum permissible amount the projection depends on the fill weight, the selected e-chain®, the dynamics, and other factors.0m/s with unsupported length.10.29* E6. The combination of fill weight, e-chain® type and FLU always different. values for acceleration (a), speed (v)and service life are achieved only with e-chains® incorporating the FLG design. E4/00 46dB(A) A measurement conducted TÜV Rheinland for the 221.0m/s with unsupported length.1 T3. is crucial determine whether the application will be designed unsupported straight FLG or unsupported, with sag FLB.0 series indicated value 46dB(A) 1.200. Our tests confirm that these standard values apply all igus® e-chains® and e-tubes. Selected noise tests external noise corrected measurement values 3D CAD, configurators, service life calculation and more www. recommend locking mounting brackets as standard speeds 20m/s or accelerations 20m/s2 Standard values of maximal speed and acceleration We offer numerous e-chains® optimised for low noise.8m/s ≈ dB(A) 2.42* E4.055. The quieter operation than the standard E6 system due very small pitch and brake the stop dog system.0m/s Source: TÜV Rheinland *Internal test the igus® laboratory, Cologne E6. Special, optional noise dampeners greatly attenuate rolling noise. Optional noise dampeners greatly attenuate rolling noise. When selectingtherunningsurface,pleaseensurethatdirtanddebriscannotcollectinthee-chain® path. Mounting brackets We recommend pivoting mounting brackets standard for unsupported applications. v peak a max.0. Unsupported lower run e-chains® without support along the lower run have restricted use.0seriesaccordingtoDIN45635measured at speed 1.1 32dB(A)* A value 32dB(A)* was measured during the igus® internal test 4479 for the series E61. More information www. date, peak acceleration of 784m/s2 has been achieved during continuous use. Use the quietest e-chain system® for your application Different surfaces and support trays are possible Speed, acceleration and service life For unsupported applications, the acceleration (a) the more critical parameter than the speed (v). Exception: the acceleration greater than 20m/s2 the height limited the measurement.0m/s Chain third-party product dB(A) 2. a peak Standard value FLG service life: million cycles e-chain® series System Averaging the corrected sound pressure levels Test method unsupported ≈ 32dB(A) 1. FLG service life Z FLB service life Z Acceleration [m/s2] Unsupported Noise-optimised We have received official certificatefromtheRhineland Technical Inspection Authority (TÜV Rheinland Berlin-Brandenburg)andwe are able provide you with a copy upon request Minimise noise levels with igus® e-chain systems® Theigus® productrangeincludese-chains® optimisedforlownoise.29.29* T3 E3.1 46dB(A)* A measurement for the ES4. This a particular issue the e-chain® already has a sag greater than the FLG value. Many material options are feasible: metals, polymers, stone, wood, concrete, glass, etc