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N Series

Helical flange reducers with solid output shaft

The N series gearboxes are flanged helical gear reducers with a solid output shaft. Designed for a wide range of industrial applications, they offer exceptional reliability and optimal performance thanks to their compact and robust design.

Rated torque: 50 - 18,000 Nm

Engine power: 0.12 - 160 kW

Output speed: 0.1 to 780 rpm

Configurations: 12 different sizes

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Main features

One-piece cast iron construction for exceptional rigidity and durability
Parallel input and output shafts for simplified installation
Two or three stages can be housed in the same casing for optimal compactness.
Bearing solutions specifically designed to support high radial and axial loads
Hardened and ground helical gears for quiet operation and long service life
Flange mounting with solid output shaft for optimal torque transmission
The reduction can be increased up to six floors with an additional reducer.

Product range

Our N series includes 12 different sizes covering a wide torque range from 50 to 18,000 Nm, specially designed for industrial applications requiring reliable and precise power transmission.

Detailed technical data

Setting	Value	Unit
Nominal torque	50 - 18,000	Nm
Engine power	0.12 - 160	kW
Output speed	0.1 - 780	rpm
Report range	3 - 23,464	-
Degree of protection	IP55, IP65, IP66	-
Serving temperature	-20°C to +100°C	°C
Typical yield	94-97%	-

Size chart

Reduced size	Report range [i]	Nominal torque [Nm]	Shaft diameter/length [mm]
N00	4-45	82	Ø20/40
N10	4 - 51	140	Ø25/50
N17	3 - 99	200	Ø25/50
N20	4 - 68	280	Ø30/60
N27	3 - 2.920	450	Ø35/70
N28	3 - 3.215	600	Ø35/70
N37	3 - 4.946	820	Ø40/80
N47	3 - 7,459	1,550	Ø50/100
N57	4 - 8.092	3,000	Ø60/120
N67	3 - 17.441	4,300	Ø70/140
N77	5 - 23,464	8,000	Ø90/170
N87	4 - 17.502	13,000	Ø110/210
N97	7 - 20.052	18,000	Ø120/210

Technical advantages

Characteristic	Profit
One-piece housing	Exceptional rigidity and perfect gear alignment
Parallel trees	Simplified installation and easy integration into existing systems
High-capacity bearings	Supports high radial and axial loads with extended service life
Helical gears	Quiet operation, high efficiency and optimal power transmission
Modularity of floors	Adaptable to specific needs with up to 6 reduction levels

Available options

Custom output shaft and flange options
Servomotor-specific connection flanges
Electromagnetic brake motors (24V/220V/380V)
Anti-deflection applications for safety
512 or 1024 pulse encoder for position control
External fan cooling for applications with variable frequency drives
Special coatings for corrosive or ATEX environments

Areas of application

The N series gearboxes are designed for a wide range of industrial applications requiring precise and reliable power transmission:

Machine tools - Lathes, milling machines, machining centers
Industrial robotics - Robotic arms, automation systems
Conveyors and transporters - Continuous material handling systems
Food processing industry - Processing machinery, packaging
Lifting equipment - Hoists, winches, overhead cranes
Paper industry - Paper machines, winding systems
Renewable energy - Positioning systems for solar

Competitive advantages

Exceptional versatility

With 12 sizes covering torques from 50 to 18,000 Nm and ratios from 3 to 23.464, the N series is suitable for virtually all industrial applications, from the simplest to the most demanding.

Precision and reliability

The hardened and ground helical gear design ensures precise power transmission, quiet operation and extended service life even under the most severe service conditions.

Advanced modularity

The ability to combine up to 6 reduction stages and the numerous options available allow for complete customization to meet the specific needs of each application.

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