4000W NMRV Worm Gear Speed Reducer

4000W NMRV Worm Gear Speed Reducer

Product description

The 4000W NMRV worm gear speed reducer adopts driving worm with hard tooth surface which is precisely ground so that it can improve the efficiency of electric motor and realize larger output torque.

The worm gear speed reducer can be widely used for food packaging machinery, chemical equipment, wood working machine, crane, construction machinery, compressor, transport conveyor, dredger, engine and transverter, washing machine, metal rolling machine, draught fan etc.

Combination parameters

n2 (r/min) i M2n (Nm) Fr2 (N) fs
Output speed Speed ratio Rated output torque Output shaft radial load Service factor Gear reducer model Electric motor model
373.3 7.5 91 2210 1.4 NMRV075 112B5/B14 112M2
280 10 120 2433 1.2
186.7 7.5 180 2785 1.0 NMRV075 112B5/B14 112M4
140 10 237 3065 0.8
373.3 7.5 93 2446 2.3 NMRV090 112B5/B14 112M2
280 10 123 2692 1.9
186.7 7.5 182 3081 1.6 NMRV090 112B5 112M4
140 10 240 3391 1.3
93.3 15 348 3882 1.0
70 20 453 4273 0.8
140 10 240 4285 2.5 NMRV110 112B5 112M4
93.3 15 352 4905 1.9
70 20 464 5399 1.4
56 25 566 5816 1.2
46.7 30 647 6181 1.1
120 7.5 280 4511 2.3 NMRV110 132B5 132M1-6
90 10 369 4965 1.9
60 15 535 5684 1.4
56 25 573 7607 1.6 NMRV130 112B5 112M4
46.7 30 655 8084 1.6
35 40 851 8897 1.2
28 50 1023 9584 1.0
23.3 60 1195 10185 0.8
120 7.5 283 5901 3.1 NMRV130 132B5 132M1-6
90 10 369 6494 2.6
60 15 541 7434 2.0
45 20 705 8182 1.5
36 25 860 8814 1.2
28 50 1037 13103 1.4 NMRV150 112B5 112M4
23.3 60 1195 13924 1.1
17.5 80 1484 15325 0.8

If you need the detailed model selection, outline dimension and connection dimension information of the speed reducer, you can find them below:


ZHOUYI is a professional 4000W NMRV worm gear speed reducer manufacturer and gearbox supplier since 1990, offer variable speed drive to match electric motors of different power. With manufacturing process in accordance to IEC standard, our company is committed to providing quality motor speed reducers with a variety of model selections and configurations, to meet specific needs for your industrial machine and equipment.

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