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| Place of Origin | CHINA |
| Brand Name | SEW |
| Certification | CE/3C |
| Model Number | Helical gearmotors R. |
▶▶▶Description:
Helical gearmotors
Covering 6 specifications of single-stage reducers and 14 specifications of 2-stage and 3-stage reducers, the R series of helical gear reduction motors perfectly meet the requirements of power and installation space.
| R series helical gearmotors hard surface reducer ✪●✪ Product size&Technical data | |||||||
| Gear unit size | R17 | R27 | R37 | R47 | R57 | R67 | R77 |
| Motor Power(KW) | 0.09-0.75 | 0.12-3 | 0.12-3 | 0.12-5.5 | 0.12-7.5 | 0.12-7.5 | 0.18-11 |
| gear ratio range | 3.83-81.64 | 3.37-135.09 | 3.41-134.82 | 3.83-176.88 | 4.59-186.89 | 4.29-199.81 | 5.31-195.24 |
| Mamax Gear unit(Nm) | 85 | 130 | 200 | 300 | 450 | 600 | 820 |
| Gear unit size | R87 | R97 | R107 | R127 | R137 | R147 | R167 |
| Motor Power(KW) | 0.25-30 | 0.25-37 | 2.2-45 | 2.2-55 | 5.5-90 | 9.2-90 | 9.2-200 |
| gear ratio range | 5.3-246.54 | 4.5-289.74 | 4.92-251.15 | 5.55-262.65 | 5.15-222.60 | 5.00-163.31 | 10.24-229.71 |
| Mamax Gear unit(Nm) | 1550 | 3000 | 4300 | 6000 | 8000 | 13000 | 18000 |
▶▶▶Features
RX series (single-stage)
•Highly efficient helical gear units in 6 sizes
•High output speed, up to 830 Nm
•Gear unit ratios up to i = 8.65
•Available in foot or flange-mounted design
R series (multi-stage)
•Optimum ratio between performance and space requirements thanks to 15 sizes
•Finely stepped gear unit ratios up to i = 289.74; or i = 27,001 for double gear units
•Available in foot or flange-mounted design
•Also available with reduced backlash
Product data:
| Catalog designation | R77 DRU90S4/BE1 |
| Product | Helical gearmotors R..DR63 / DT56 |
| Product data | |
| Speed [r/min] | 1470 / 8.8 |
| Total ratio [i] | 166,59 |
| Ma max [Nm] | 820 |
| Output torque [Nm] | 810 |
| Service factor SEW-FB | 1,00 |
| Mounting position | M1 |
| ISO code | CLP 220 |
| Lubricant type | Miner.Oil |
| Lubricant volume [l] | 1,20 |
| Motor power [kW] | 0.75 |
| Motor frequency [Hz] | 50 |
| Cyclic duration factor S1-S10 | S1 |
| Motor voltage [V] / conn. type | 220/380 delta/star |
| Nominal current [A] | 3,30 / 1,90 |
| cos phi | 0,69 |
| Thermal cl.[°C]/Enclosure[IP] | 155(F) / 55 |
| International efficiency class | IE4 |
| Efficiency (100% Pn) [%] | 85,7 |
| Design specification | IEC 60034 |
| China Efficiency Class | Grade 2 |
| Ambient temperature min. [°C] | -20 |
| Ambient temperature max. [°C] | 40 |
| Brake voltage [V]/-torque [Nm] | 220 AC / 10 |
| Brake rectifier nameplate | BG1.5 |
| Nameplate | English |
| Weight | 56.00 kg |
▶▶▶Areas of application
RX series (single-stage)
◆Roller conveyors ◆Belt conveyors ◆Chain conveyors
R series (two-stage and three-stage)
◆Rotary tables ◆Pumps and fans ◆Waste water and sewage treatment plants
◆Fans ◆ Roller conveyors ◆ Belt conveyors
◆Chain conveyors ◆Corner transfer units
▶▶▶ SEW reducer R series helical gear reducer
Gear transmission efficiency up to 98%, low vibration, low noise
Solid shaft, flange or footing mounting, can be used as the input stage part of the multi-stage reduction box
out speed (rpm): 0.05rpm - 1829rpm
Torque range(Nm)/Power range(KW): 50Nm - 18,000 Nm/ 0.09KW - 160 kW
SIZE:RF37,RF47,RF57,RF67,RF77,RF87,RF97,RF107,RF137,RF147,RF167
RX37,RX47,RX57,RX67,RX77,RX87,RX97,RX107
▶▶▶FAQ
Q: What documents are available?
A:A full range documents including structural drawings, packing list, installation manual and relative certificates can be provided. Moreover, customs declaration is provided. We provide one-stop service for you.
