880NM Variable Speed Reducer Coaxial Helical Inline

Brand Name:SEW
Certification:CE/3C
Model Number:R77 DRN90S4/BE2
Minimum Order Quantity:1
Delivery Time:3-5 WORK DAYS
Payment Terms:T/T, Western Union
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▶▶▶Description:
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 sizeR17R27R37R47R57R67R77
Motor Power(KW)0.09-0.750.12-30.12-30.12-5.50.12-7.50.12-7.50.18-11
gear ratio range3.83-81.643.37-135.093.41-134.823.83-176.884.59-186.894.29-199.815.31-195.24
Mamax Gear unit(Nm)85130200300450600820
        


Gear unit sizeRX57RX67RX77RX87RX97RX107 
Motor Power(KW)0.12-7.50.12-7.50.12-150.25-300.25-372.2-45 
gear ratio range1.3-5.51.4-6.071.42-8.001.39-8.651.42-8.231.44-6.63 
Mamax Gear unit(Nm)69134215405595830 


▶▶▶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




Product data:

Catalog designationR77 DRN90S4/BE2
ProductHelical gearmotors R..DRN.. (IE3)
Product data 
Speed 50Hz [r/min]1455 / 12
Total ratio [i]121,42
Ma max [Nm]820
Output torque 50Hz [Nm]880
Service factor SEW-FB0,95
Mounting positionM1
ISO codeCLP 220
Lubricant typeMiner.Oil
Lubricant volume [l]1,20
Motor power [kW]1.1
Motor frequency [Hz]50
Cyclic duration factor S1-S10S1
Voltage range [V]220-230 delta/380-400 star
Nominal current [A]4,50 / 2,60
cos phi0,73
Thermal cl.[°C]/Enclosure[IP]155(F) / 55
International efficiency classIE3
Efficiency (100% Pn) [%]84,5
Design specificationIEC 60034
K.V.A.codeK
China Efficiency ClassGrade 3
Ambient temperature min. [°C]-20
Ambient temperature max. [°C]40
Brake voltage [V]/-torque [Nm]230 AC / 14
Brake voltage range [V]220-266 AC
Brake rectifier nameplateBG1.5
NameplateEnglish
Weight57.00 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:RX37,RX47,RX57,RX67,RX77,RX87,RX97,RX107
R37,R47,R57,R67,R77,R87,R97,R107,R137,R147,R167

▶▶▶FAQ
Q: Is it able to customized?
A:yes, we could re-design and produce the gear motor as your requirements if the quantity is large.








































China 880NM Variable Speed Reducer Coaxial Helical Inline supplier

880NM Variable Speed Reducer Coaxial Helical Inline

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