NRV-VS Series Double Input Shaft Worm Gearbox adopts a compact worm gear transmission structure with dual input shaft design, providing flexible power connection, multi-drive configuration and reliable torque transmission. The double input shaft structure allows multiple installation methods, synchronous drive solutions and convenient system integration, making it suitable for industrial equipment requiring flexible input arrangements, compact structure and stable low-speed output. With a typical output torque range of 10–1,500 N·m and power range of 0.06–15 kW, it is widely used in conveyors, automation equipment, lifting systems, packaging machinery and industrial transmission applications.
| Item | Specification |
| Product Series | NRV-VS Series |
| Gear Type | Worm Gear |
| Transmission Structure | Worm & Worm Wheel |
| Mounting Type | Foot Mounted / Flange Mounted Optional |
| Input Type | Double Input Shaft |
| Output Shaft Type | Hollow Shaft / Solid Shaft Optional |
| Housing Material | Aluminum Alloy / Cast Iron Optional |
| Worm Material | Hardened Alloy Steel |
| Worm Wheel Material | Bronze Alloy |
| Lubrication | Synthetic Oil Lubrication |
| Protection Grade | IP54 / IP55 Optional |
| Efficiency | Up to 90% |
| Ratio Range | 5–100 |
| Power Range | 0.06–15 kW |
| Output Torque | 10–1,500 N·m |
| Installation Direction | Multiple Installation Positions Available |
| Model | Frame Size | Ratio Range | Rated Power (kW) | Output Torque (N·m) |
| NRV-VS025 | 025 | 5–60 | 0.06–0.25 | 10 |
| NRV-VS030 | 030 | 5–80 | 0.09–0.55 | 25 |
| NRV-VS040 | 040 | 7.5–100 | 0.12–1.1 | 50 |
| NRV-VS050 | 050 | 7.5–100 | 0.18–2.2 | 100 |
| NRV-VS063 | 063 | 7.5–100 | 0.37–4 | 200 |
| NRV-VS075 | 075 | 7.5–100 | 0.55–7.5 | 400 |
| NRV-VS090 | 090 | 7.5–100 | 1.1–11 | 800 |
| NRV-VS110 | 110 | 7.5–100 | 2.2–15 | 1,500 |
Note: Customized double input shaft dimensions, mounting configurations, output shaft designs and special transmission solutions are available upon request.
