PowerGear - DS TECH

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SelectionFor entire <strong>PowerGear</strong> rangePOWER GEARPerformance P [kW] at n 1 [min -1 ](P 1 ≈ P 2 at η ≥ 98 %)Ratio iSpeed n 1 , n 2 = n 1 /iOutput torque T 2 [Nm] = 9550 •P 2n 2Existing output torque T 2Nexist. ≤ permissible output torque T 2Nperm.Maximum existing acceleration torque T 2Bexist. ≤ maximum permissible acceleration torque T 2Bperm.or up to 10 start-ups per minuteMaximum existing acceleration torque T 2Bexist. ≤ maximum permissible nominal torque T 2Nperm.or up to 60 start-ups per minuteMaximum values for start-ups between 10 and 60 start-ups are interpolatedExisting speed n 1exist. ≤ nominal speed n 1NIn cases of higher speeds, please contact us as modifications will be necessary(pressure lubrication etc., see options on page 18).Existing performance P exist. ≤ thermal performance limit P therm (20 °C, 100 % duty cycle)The thermal performance limit varies inline with different ambient temperatures and duty cycles. Please use the factors inthe table below as guide values. If the existing performance reaches or exceeds the thermal performance, please contactus as modifications will be necessary (additional cooling, see options on page 18).Radial and axial load of the shafts ≤ maximum permissible values F R1max , F R2max , F A1max , F A2maxThese are guide values, dependent on additional loads. Upon request we calculate these values individually.Factors for the thermal performance limit:Duty cycle (dc) [%] 100 80 60 40 20Factor 1.0 1.2 1.4 1.6 1.8Ambient temperature [°C] 10 20 30 40 50Factor 1.2 1.0 0.87 0.75 0.6216(450) 655-7447info@pt-dstech.comwww.dstech.ca1275 Newton, All local previous 15 catalogues are no longer validBoucherville, Qc,Canada, J4B 5H2
SelectionFor entire <strong>PowerGear</strong> rangePOWER GEARCalculation example: Given: n 1 = 1448 min -1n 2 = 362 min -1P = 7.5 kWdc = 100 %Ambient temperature: 20 °CSelection: i = n 1n 2i =1448 min-1362 min -1 = 4T 2 = 9550 •Pn 2= 9550 •Gearbox P140 4:17.5 kW362 min -1 = 197.86 NmT 2Nexist. = 197.86 Nm ≤ T 2Nperm. = 224 Nmn 1exist. = 1448 min -1 ≤ n 1N = 2000 min -1P exist. = 7.5 kW ≤ P therm = 9.2 kWSelected: P140L 4:1Installation positionwww.graessner.deAll previous catalogues are no longer valid(450) 655-7447info@pt-dstech.comwww.dstech.ca1275 Newton, local 15Boucherville, Qc,Canada, J4B 5H217
Page 3 and 4: ContentPageHighlights 4 - 5Performa
Page 5 and 6: External highlightsPOWER GEARSimply
Page 8 and 9: Performance tablereinforced designP
Page 10 and 11: Dimensions and shaft arrangementsH
Page 12 and 13: Dimensions and shaft arrangementsFL
Page 14 and 15: Dimensions and shaft arrangementsRe
Page 18 and 19: OptionsPOWER GEARAdditional Cooling
Page 20 and 21: Lubricationfor MS-Graessner Gearbox
Page 22 and 23: Ordering ExamplePOWER GEARP 075 L 1
Page 24: MS-Graessner GmbH & Co. KGTHE GEAR

PowerGear - DS TECH

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