▶▶▶Description:
Helical gearmotors
Make use of the advantages of the compact combination of powerful
helical gear units and AC motors. Our helical gearmotors of the
series R..DR.. set themselves apart with their finely stepped gear
unit ratios and variety.
R series helical gearmotors hard surface reducer
✪●✪
Product size&Technical data |
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| 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 | RX57 | RX67 | RX77 | RX87 | RX97 | RX107 | |
| Motor Power(KW) | 0.12-7.5 | 0.12-7.5 | 0.12-15 | 0.25-30 | 0.25-37 | 2.2-45 | |
| gear ratio range | 1.3-5.5 | 1.4-6.07 | 1.42-8.00 | 1.39-8.65 | 1.42-8.23 | 1.44-6.63 | |
| Mamax Gear unit(Nm) | 69 | 134 | 215 | 405 | 595 | 830 | |
▶▶▶Features
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 | R37 DRN90L4/ES7C |
| Product | Helical gearmotors R..DRN.. (IE3) |
| Product data | |
| Speed 50Hz [r/min] | 1461 / 145 |
| Total ratio [i] | 10,11 |
| Ma max [Nm] | 170 |
| Output torque 50Hz [Nm] | 99 |
| Service factor SEW-FB | 1,70 |
| Mounting position | M1 |
| ISO code | CLP 220 |
| Lubricant type | Miner.Oil |
| Lubricant volume [l] | 0,30 |
| Motor power [kW] | 1.5 |
| Motor frequency [Hz] | 50 |
| Cyclic duration factor S1-S10 | S1 |
| Voltage range [V] | 220-230 delta/380-400 star |
| Nominal current [A] | 6,00 / 3,45 |
| cos phi | 0,74 |
| Thermal cl.[°C]/Enclosure[IP] | 155(F) / 55 |
| International efficiency class | IE3 |
| Efficiency (100% Pn) [%] | 85,6 |
| Design specification | IEC 60034 |
| K.V.A.code | K |
| China Efficiency Class | Grade 3 |
| Ambient temperature min. [°C] | -20 |
| Ambient temperature max. [°C] | 40 |
| Nameplate | English |
| Weight | 31.00 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:R37,R47,R57,R67,R77,R87,R97,R107,R137,R147,R167
RS37,RS47,RS57,RS67,RS77,RS87,RS97,RS107,RS137,RS147,RS167
RF37,RF47,RF57,RF67,RF77,RF87,RF97,RF107,RF137,RF147,RF167
RX37,RX47,RX57,RX67,RX77,RX87,RX97,RX107
RXF37,RXF47,RXF57,RXF67,RXF77,RXF87,RXF97,RXF107
▶▶▶FAQ
Q: What is the life span? what is the guarantee
A:The lifespan of gear motor can reach 10-20 years depending on
different working conditions .The guarantee time is one year after
delivery.
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.
