Due to their design and from being coupled with a helical equipment stage, the helical-worm gearmotors S..DR.. have especially high efficiency. They are also extremely low-noise and thus avoid high sound emission levels.
Low-noise continuous operation: gear unit combination optimized regarding efficiency
Do you anticipate a drive answer to impress you using its high level of functionality and efficiency? In that case, we’d recommend our high-quality helical-worm gearmotors EP to you. These can be implemented individually in the modular program. In this way, they offer you a massive range of sizes, equipment ratios and motor sizes.
However, their greatest strength is definitely their running smoothness and their extremely low noise development. One thing is certain – With the helical-worm gearmotors EP you opting for a robust drive solution which you will hardly also hear.
The overall concept also offers you a lot more practical product characteristics and benefits. These include the significantly higher efficiency of the helical-worm combinations as opposed to single helical-worm gear units. This is how you save additional energy in the operation of your systems and so are in a position to noticeably reduce ongoing operating costs.
You will receive the low-noise helical-worm gearmotors EP. – to suit your person requirements – with an array of AC motors. Furthermore, you can freely configure all of the relevant properties. In this manner, you can effectively make use of all the benefits offered by this mixture of low-noise helical-worm equipment unit and performance-optimized engine. Even greater variance can be achieved thanks to the optional flange or foot-mounted design and by choosing between solid and hollow shaft.
Save time and money
By opting for among our gearmotors, you are already saving time and money with this selection and project planning. This is because our modular system allows a multitude of combination options for gear units and motors. You can therefore reduce operating costs, depend on a long service life and benefit from simplified maintenance that’s feature of our brand.
Helical-worm gear units
Helical-worm combinations with significantly better efficiency than single helical-worm gear units
Very low-noise operation
Foot- or flange-mounted
B5 or B14 flange-mounted
Solid or hollow shaft
Hollow shaft with keyed connection, shrink disk, splined hollow shaft, or Ever-Power
More on helical-worm gear units of series EP
Combine the helical-worm gear unit with our AC motors:
Quiet and reliable transmission of torque
High overload capacity
Hardened steel worm equipment and bronze alloy worm wheel provide exceptional durability and lengthy service life.
Optional durable bearings deliver high radial and axial load capacity
High strength cast iron housing (SK02050 – SK43125)
Lightweight, corrosion-resistant aluminium alloy housing (SK02040.1)
Application Specific Solutions
Fields of use
Solid and Hollow shaft (keyed, shrink disc ) Designs
Obtainable in footed, shaft attach or flange mounted configurations
Right Angled gear units
High permitted overhung loads
Helical-worm Gearmotor S Series
helical worm gear motor Ever-Power helical-worm gear products are helical/helical-worm combinations, so they are more efficient than normal helical-worm equipment units. Due to their outstanding effectiveness, these drives can be used in every industrial sector and tailored to individual torque and velocity requirements. The decrease ratios afforded by the helical-worm gear stage and the reduced noise levels during procedure make these gearmotors ideal low-cost solutions for basic applications.
Foot-mounted or flange-mounted
B5 or B14 Flange-mounted
Solid or hollow shaft
Hollow shaft with keyed connection, shrink disc, splined hollow shaft
Helical worm geared motors
Tough, compact, eye-catching!
Because of the unique combination of optimized worm wheel material with particular lubricants, optimized form, this powerful electric motor achieves high levels of performance and torque. The casing machined on all sides allows diverse mounting options. Double chamber shaft seals are utilized as standard.
The reduced contour design makes it ideal for implementing applications e.g. in the meals industry. The housing has no recesses, which simplifies cleaning – a particularly essential feature for areas with stringent hygiene requirements.
Number of sizes:6
Power Range:0.12 – 7.5kW
Output torque range:50 – 1,300Nm
Ratio:3 – 3,400
Output option:result shaft, output shaft on both sides, hollow shaft, hollow shaft with shrink disc
Assembly/mounting:uniblock, flange, torque arm, foot
Class 12 Helical and hardened and surface worm gears: Provides higher efficiencies and greater torque capacity in smaller sizes.
Multiple Input Options: Integral gear motors, in . or metric shafts, NEMA, IEC, and servo adapters provide unmatched drive versatility.
Multiple Output Options: Hollow bores and shrink disks for shaft mounting, inch and metric result shafts, mounting pilots and flanges provide an array of design solutions.
UNIBLOCK Housing: For optimum rigidity universal mounting on five sides or with a torque arm.
Sealed for Washdown: Will keep contaminants and water out.
Worldwide Engine: Multiple leads and windings for globally multi volt/Hz requirements in addition modular design to accept brakes, encoders or forced cooling.
EP equipment motors are economical, right-angle, worm-geared motors that install easily in the tightest applications. Economical correct position worm geared motors set new requirements for reliability, efficiency and economy with unparalleled features including hollow shafts in the smallest sizes. An inverter friendly style offers easy integration right now and a future proof option. The EP gear engine offers total flexibility in mounting choices includes shaft, base, encounter, and flange solutions. The motor terminal box can be mounted in option positions rotated in 90º steps around the motor frame offering for unparalleled integration opportunities.
EP gear motors comply with North American and International requirements, including NEMA, IEC, CSA, and CE, the EP series allows for worldwide acceptance, a genuine total solution for our global clients.
Excellent protection of IP65 acc. to IEC 529 assures you that the EP series is usually dust tight and hose evidence,and can be utilized outside or in wet and dusty conditions without the use of additional enclosures. Complete rated output is offered by the output shaft of the machine.
Power rating up to 5,5 kW.
Torque 25 … 1.000 Nm
Output Speeds 0,2 … 300 min-1
versatile installation possibilities
Completely enclosed, sealed against dust and water spray
Lubrication change 1st after 15000 hrs
Low noise gearing
Mains connection 110 … 690V, 50/60Hz
Enclosure IP65 (Regular), IP66 (Optional)
Connection Regular with CAGE CLAMP®
Connecting with Connect connectors.
With built-in inverter up to 7,5kW.
CSA, UL, ATEX, GOST, CCC, ISO9001, ISO14001, OHSAS18001
Motors according to EN 60034
Corrosion category based on DIN ISO 12944-5
C1, C2, C3, C4, C5-I, C5-M
Because of the unique mixture of optimized worm wheel materials with special lubricants and optimized form, this powerful geared electric motor achieves high degrees of efficiency and torque. The reduced contour design helps it be ideal for implementing applications e.g. in the meals industry. The housing has no recesses, which simplifies cleaning – a particularly important feature for areas with stringent hygiene requirements.
Nominal torque: 50 – 1300 Nm
Rated power: 0.12 – 7.5 kW
Ratio: 3 – 3400
The 800BR contains a broad selection of compact, durable helical gear drives with long life performance features and simplified maintenance. The utilization of state of the artwork helical and worm equipment combinations affords optimum efficiency fulfilling a wide variety of ratio requirements. The 800 BR is certainly functionally interchangeable with the majority of major manufacturer’s drives.
Dual and triple reduction ratios from 8:1 to 900:1,
4 case sizes – 830, 840, 850, 860
All models shipped pre-lubed for your particular mounting position with KluberSYNTH UH1 6-460
Available in NEMA C-face flanged and immediate input
Projecting and hollow result shafts
Output flange kits
Torque arm kits
Output shaft kits
Available in nontoxic white (BK) and stainless epoxy finish (SBK)
Available in hollow or projecting output shafts
Dual and triple reduction ratios
Flanged or foot mounted
All products adaptable to floor, sidewall or ceiling mounting
Helical worm geared motor
0,12 – 5,5 kW
4 – 996 Nm / 6 – 316 rpm
Stober MGS S helical worm geared motor
Efficient compact right-angle geared electric motor. A favorably priced option for the standard tasks expected of a right-angle drive.
5 gear sizes (S0 to S4).
Electric motor power 0.12 to 5.5 kW.
Rated torque of 23 to 800 Nm.
Gear ratios from i = 6 to 680.
Backlash smaller than 20 arcmin.
Modular, torsionally stiff , leak-proof design.
Helical worm geared motors available with:
Solid shaft with keyway.
Hollow shaft with keyway, optional with cover.
Hollow shaft with shrink disk, optional with cover.
Gear unit and AC motor are directly flange mounted, the pinion is upon the electric motor shaft. This integrated small design is an essential aspect for the high precision and the incredible stiffness of EP geared motors.
For vector-controlled inverter operation use of an incremental encoder is provided for as regular.
Worm gearboxes and helical worm gearboxes / geared motors (S and SS)
The degree of efficiency in Ever-Power powerful worm gearboxes and helical worm gearboxes is a lot more than 90%. All worm shafts are made from case hardened alloy metal and the flanks are precision surface. The worm wheels are made from particular wear-resistant bronze. Helical worm gears are equipped with a helical gear. Worm gears with shrink disc, torque limiter, as well as adjustable backlash styles are also part of our standard item range.
Worm gearboxes and helical worm gearboxes type S and SS are high-Efficiency gearboxes in universal design. The housings are made from top quality cast iron. The rugget walls and inner ribbing ensure extremely torsional stiff and sound dampening housings. The exterior ripping provides a rapid heat conducting.
Type S und SS
Optimised size/performance ratio
Designed for permanent procedure under rough circumstances
Above average lifespan
Housing produced from high quality grey cast iron with tough walls and internal ribbing
Intense torsional resistance and low noise
Case hardened worm shafts and worms with precision ground flanks
Worm wheels produced from unique bronze
Superior smooth operation
Space saving angular drive
Helical worm gearboxes equipped with helical gear wheel
Low engine speeds
Basic mounting, flange mounting or universal design
Output shaft available because solid shaft or hollow shaft
Shrink disc, torque limiter,and also adjustable backlash
Second shaft end for fitting encoders or brakes
Free input shaft
ATEX specification according to directive 94/9/EG
helical worm gear motor