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alpha Value Line - NPL

alpha Value Line - NPL
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alpha Value Line - NPL

Product catalog summary
Overview: The document outlines the technical specifications and sizing data for the WITTENSTEIN alpha Value Line, focusing on the NPL series. This series is engineered for high precision and reliability, suitable for applications such as machine tools and packaging machinery.
Specifications:
  • Ratios: Range from 3 to 100.
  • Torsional Backlash: Less than or equal to 8 arcmin.
  • Output Types: Available in smooth, grooved, and involute toothing shafts.
  • Input Type: Designed for motor attachment.
  • Max Torque: Up to 800 Nm (7100 in.lb).
  • Max Input Speed: 10000 rpm.
  • Efficiency: 97%.
  • Max Radial Force: 9900 N (2200 lbf).
Applications: The product is suitable for handling high axial and radial forces, and is ideal for both continuous and cyclic operations. Options include high torque versions, food-grade lubrication, and linear systems.
Sizing and Selection:
  • Sizing is simplified based on maximum motor torque, using the formula: Mmax * i ≤ T2α.
  • Factors for operating modes and sizing are provided for various duty cycles and applications.
  • Steps are outlined for determining equivalent application torque and maximum equivalent force on the output.
Technical Data:
  • Max Torque: 800 Nm.
  • Max Input Speed: 10000 rpm.
  • Max Radial Force: 9900 N.
  • Operating Noise: Less than or equal to 66 dB(A).
  • Protection Class: IP 65.
  • Lubrication: Designed to be lubricated for life.
Additional Information: The document includes a glossary, order codes, and detailed sizing instructions. It also provides guidance on selecting adapter plates and application-specific sizing using the cymex® tool.
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Catalog excerpts

alpha Value Line - NPL-1

alpha Value Line - NPL Sizing and Technical Data Efficient Flexible Reliable

 Open the catalog to page 1
alpha Value Line - NPL-3

WITTENSTEIN alpha adapted for any axis The perfect drive solution whatever the requirements are WITTENSTEIN alpha develops complete, singlesupplier solutions for driving any axis. They can be used in virtually any application - from high-precision axes in machine tools and manufacturing systems to packaging machinery where maximum productivity is a must. The name WITTENSTEIN alpha is synonymous with premium quality and optimal reliability, high precision and synchronization accuracy, maximum power density, a long lifetime and very simple motor mounting. The alpha Value Line is a new product family...

 Open the catalog to page 3
alpha Value Line - NPL-4

Sizing of the alpha Value Line NP Auslegung alpha Value Line – – NPL Simplified sizing for servo Servomotoren über maximales Motormoment: Mmax i i T T A: Vereinfachte Auslegung bei motors based on the maximum motor torque:Mmax * * ≤ ≤ 2α 2α Sizing based on the application B: Auslegung über die Applikation Step 1: Schritt 1: Determine the maximum Bestimmung des maximalen application torque: T T [Nm] [Nm] Applikationsmoments2b=2b: Step 3: Schritt 3: Determine the sizing factor Bestimmung des Auslegungsfaktor f with the operaAuslegungsfaktors ting mode factor KM f K mit dem Betriebsartfaktora= M...

 Open the catalog to page 4
alpha Value Line - NPL-5

Berücksichtigung von Radial-of the Axialkräften am forces at the output: Account must be taken oder radial and axial Abtrieb: Bei Kräften auf den Abtriebsteps 6 and 7 if forces are present at the output (e.g.durch montierte Please also carry out bitte zusätzlich Schritt 6 und 7 durchführen (z.B. if timing belt pulleys, Riemenscheiben, Ritzel oder Hebel). pinions or levers are mounted there). Schritt 6 (falls externe Kräfte vorhanden): Step 6 (if external forces are present): Bestimmung der the forces acting on the output Determine wirkenden Kräfte und and check Randbedingungen Überprüfung der...

 Open the catalog to page 5
alpha Value Line - NPL-6

a) Other ratios available on request. b) Permitted 1000 times during the service life of the gearhead. If T2a > T2N0U then T2N01 is the maximum permitted value. c) At continous operation and 20°C ambient temperature. Higher speeds possible if calculated using cymex®. d) Refers to the center of the output shaft at n2 = 150 rpm. e) Depending on the clamping hub diameter and the selected adapter plate. f At i =10 / i = 100 and ni= 3000 rpm at no load. You can select a suitable adapter plate using the online configurator on www.wittenstein-alpha.com Quick gearhead selection based on the motor characteristic*:...

 Open the catalog to page 6
alpha Value Line - NPL-7

Motor shaft diameter [mm] 32max.21 17,5tnin. Alternatives: Output shaft variants Non-tolerated dimensions ±1 mm 1) Check motor shaft fit. 2) Min. / max. permissible motor shaft length. Longer motor shafts are adaptable; please contact us. 3) The dimensions depend on the motor. 4) Smaller motor shaft diameters are compensated by a bushing with a minimum thickness of 1 mm. /\ Motor mounting according to operating manual

 Open the catalog to page 7
alpha Value Line - NPL-8

a) Other ratios available on request. b) Permitted 1000 times during the service life of the gearhead. If T2a > T2N0U then T2N01 is the maximum permitted value. c) At continous operation and 20°C ambient temperature. Higher speeds possible if calculated using cymex®. d) Refers to the center of the output shaft at n2 = 150 rpm. e) Depending on the clamping hub diameter and the selected adapter plate. f At i =10 / i = 100 and ni= 3000 rpm at no load. You can select a suitable adapter plate using the online configurator on www.wittenstein-alpha.com Quick gearhead selection based on the motor characteristic*:...

 Open the catalog to page 8
alpha Value Line - NPL-9

Motor shaft diameter [mm] Up to 19 4) (E) clamping hub diameter Alternatives: Output shaft variants Non-tolerated dimensions ±1 mm 1) Check motor shaft fit. 2) Min. / max. permissible motor shaft length. Longer motor shafts are adaptable; please contact us. 3) The dimensions depend on the motor. 4) Smaller motor shaft diameters are compensated by a bushing with a minimum thickness of 1 mm. /\ Motor mounting according to operating manual

 Open the catalog to page 9
alpha Value Line - NPL-10

a) Other ratios available on request. b) Permitted 1000 times during the service life of the gearhead. If T2a > T2N0U then T2N01 is the maximum permitted value. c) At continous operation and 20°C ambient temperature. Higher speeds possible if calculated using cymex®. d) Refers to the center of the output shaft at n2 = 150 rpm. e) Depending on the clamping hub diameter and the selected adapter plate. f At i =10 / i = 100 and ni= 3000 rpm at no load. You can select a suitable adapter plate using the online configurator on www.wittenstein-alpha.com Quick gearhead selection based on the motor characteristic*:...

 Open the catalog to page 10
alpha Value Line - NPL-11

Motor shaft diameter [mm] □120min31 Alternatives: Output shaft variants Non-tolerated dimensions ±1 mm 1) Check motor shaft fit. 2) Min. / max. permissible motor shaft length. Longer motor shafts are adaptable; please contact us. 3) The dimensions depend on the motor. 4) Smaller motor shaft diameters are compensated by a bushing with a minimum thickness of 1 mm. /\ Motor mounting according to operating manual

 Open the catalog to page 11
alpha Value Line - NPL-12

a) Other ratios available on request. b) Permitted 1000 times during the service life of the gearhead. If T2a > T2N0U then T2N01 is the maximum permitted value. c) At continous operation and 20°C ambient temperature. Higher speeds possible if calculated using cymex®. d) Refers to the center of the output shaft at n2 = 150 rpm. e) Depending on the clamping hub diameter and the selected adapter plate. f At i =10 / i = 100 and ni= 3000 rpm at no load. You can select a suitable adapter plate using the online configurator on www.wittenstein-alpha.com Quick gearhead selection based on the motor characteristic*:...

 Open the catalog to page 12
alpha Value Line - NPL-13

Motor shaft diameter [mm] 2-stage 1-stage Up to 38 4) (K) clamping hub diameter Alternatives: Output shaft variants Non-tolerated dimensions ±1 mm 1) Check motor shaft fit. 2) Min. / max. permissible motor shaft length. Longer motor shafts are adaptable; please contact us. 3) The dimensions depend on the motor. 4) Smaller motor shaft diameters are compensated by a bushing with a minimum thickness of 1 mm. /\ Motor mounting according to operating manual

 Open the catalog to page 13
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.