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NMRV WORM GEAR BRAKE MOTOR

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NMRV Worm Gear Box

NMRV Worm Gear Box Specification

Gear Type
Single Stage Worm

Material
Aluminum Alloy / Cast Iron

Processing Type
Die Casting / Machined

Gear Tooth Profile
Worm

Gearing Arrangement
Worm Gear

Direction
Bidirectional (Reversible Operation)

Output Torque
Up to 350 Nm (varies by size/model)

Rated Power
0.06 kW to 15 kW

Input Speed
1400-2800 rpm

Output Speed
14-280 rpm (depends on gear ratio)

Voltage
220V/380V (motor dependent)

Efficiency
Up to 90%

Input Shaft Type
Solid or Hollow

Cooling Method
Natural Air Cooled

Gear Material
High Strength Bronze Alloy (worm gear)

Applicable Standards
ISO, CE

Mounting Type
Flange / Foot Mounted

Ratio Range
5:1 to 100:1 (Single stage), up to 3000:1 (combined)

Housing Color
Blue (Standard)

Center Distance
30mm to 150mm (varies by model size)

Noise Level
Low Noise Design (less than 65 dB)

Lubrication
Oil Immersed / Synthetic Oil Recommended

Output Shaft Type
Hollow Shaft (with optional solid shaft adaption)

Protection Grade
IP54/IP55

About NMRV Worm Gear Box

NMRV Worm Gear Speed Reducer Motor Description

The NMRV Worm Gear Speed Reducer Motor is a compact and reliable drive system that integrates a worm gear reducer with an electric motor to deliver high torque at low output speeds. Designed with precision engineering, it ensures smooth transmission, low noise, and excellent durability for continuous industrial use.

Built with a lightweight aluminum alloy housing, hardened worm gears, and efficient cooling design, the motor offers high load capacity, long service life, and energy efficiency. Available in foot-mounted, flange-mounted, and shaft-mounted configurations, it supports a wide range of gear ratios and power ratings to meet diverse application needs.

This speed reducer motor is widely applied in conveyors, hoists, cranes, mixers, packaging machinery, textile equipment, and material handling systems, where space-saving design, high reduction ratios, and maintenance-free operation are essential.

The NMRV Worm Gear Speed Reducer Motor provides a cost-effective, versatile, and dependable solution for modern automation and industrial power transmission.

Robust Build and Mounting Flexibility

This gear box is constructed from premium die-cast aluminum or cast iron, offering both flange and foot mounting types to suit various machine designs. Its blue housing provides corrosion resistance and aesthetic consistency across installations, while center distances from 30mm to 150mm accommodate a wide range of load requirements.

Efficient, Quiet Performance and Advanced Protection

Optimized for oil or synthetic lubrication, the NMRV series maintains smooth, quiet operation-producing less than 65 dB noise. Its IP54/IP55 protection safeguards internal components from dust and moisture, making it reliable for both indoor and rugged industrial settings.

Versatile Operation and Broad Application Range

Featuring solid or hollow input shafts and hollow output shafts (with solid shaft adaptation available), this gear box fits diverse drive requirements. The ratio range from 5:1 to 3000:1 combined with up to 350 Nm output torque allows use in conveyors, mixers, and automation systems with varying speed and torque demands.

FAQ's of NMRV Worm Gear Box:

Q: How should I install the NMRV Worm Gear Box for optimum performance?

A: The NMRV Worm Gear Box can be installed using either flange or foot mounting, depending on the layout of your machinery. Ensure the unit is securely fastened, aligned, and supported during installation, and that mounting surfaces are clean to maximize operational life.

Q: What type of lubrication is recommended, and when does it need to be changed?

A: For longevity and efficiency, use high-quality oil or synthetic oil as recommended. Lubricant levels should be checked regularly and replaced according to the usage and the manufacturer's maintenance intervals-generally after the initial 300 hours, then at regular service periods.

Q: Where can the NMRV Worm Gear Box be used, considering its protection and cooling features?

A: With IP54/IP55 protection and natural air-cooling, this gear box is suitable for indoor and moderately harsh industrial environments. It works well in conveyor systems, packaging machinery, and other automation setups where dust and slight moisture exposure might occur.

Q: Which process ensures the durability of the gear box's components?

A: The housing is manufactured through precise die casting and machining processes, while the worm gear is made from high-strength bronze alloy. These measures, coupled with natural air cooling and oil immersion, enhance the gear box's robustness and service life.

Q: What are the benefits of using a hollow output shaft, and is a solid shaft available?

A: A hollow output shaft simplifies installation with shafts and couplings, saving space and reducing alignment issues. For specialized setups, a solid shaft adaption is available, offering flexibility to match unique drive requirements.

Q: How does the NMRV Worm Gear Box manage noise and efficiency during operation?

A: Engineered for low noise generation (less than 65 dB) and high efficiency up to 90%, the NMRV series supports quiet operation and reduces energy loss, enhancing overall process productivity and workplace comfort.

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