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NMRV WORM GEAR BRAKE MOTOR

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NMRV Worm Gear Box with Motor

NMRV Worm Gear Box with Motor Specification

Gear Type
Worm

Material
Aluminum Alloy Housing, High Strength Bronze Worm Gear

Processing Type
Precision Casting and Machining

Gear Tooth Profile
Involute

Gearing Arrangement
Worm Gear

Direction
Reversible (Both Directions)

Output Torque
Up to 1200 Nm (varies by model)

Rated Power
0.18 kW to 15 kW (model dependent)

Input Speed
1400-2800 RPM

Output Speed
14-280 RPM (based on ratio selection)

Voltage
220V/380V

Efficiency
Up to 92% (at optimal ratio)

Cooling Method
Natural Air Cooling

Casing Finish
Anti-Corrosion Painted

Ambient Temperature
-15C to +45C

Lubrication
Oil Bath / Synthetic Gear Oil

Applicable Motor Type
AC Induction Motor

Noise Level
<65 dB (A)

Mounting Type
Flange Mounted / Foot Mounted

Gear Ratio Range
7.5:1 to 100:1

Shaft Material
High Carbon Steel / Stainless Steel

Duty Cycle
S1 (Continuous)

Insulation Class
F

Protection Class
IP55

About NMRV Worm Gear Box with Motor

The Worm Gear Box for Hoist is a compact and efficient power transmission unit specially designed for lifting and hoisting applications. It provides high torque output, smooth performance, and excellent load-holding capability, making it ideal for hoists, cranes, and lifting machinery.

Manufactured using high-grade alloy steel worm and wheel sets and enclosed in a robust cast iron housing, this gear box ensures long service life, low noise, and minimal maintenance. Its compact design allows for easy installation, even in limited spaces, while ensuring reliable and safe operation under heavy loads.

Versatile Mounting Configurations

The NMRV Worm Gear Box with Motor is designed for easy integration, providing both flange-mounted and foot-mounted installation options. This flexibility allows the gearbox to be seamlessly fitted into existing systems or new machinery, whether in confined spaces or open environments. Its robust construction ensures reliable performance across various industrial applications.

Superior Durability and Protection

Constructed with an anti-corrosion painted aluminum alloy housing, this gear box withstands harsh conditions. The IP55 protection rating shields it from dust and water ingress, while the insulation class F and duty cycle S1 (continuous) guarantee consistent operation over extended periods. High-grade materials like high carbon steel and stainless steel for the shaft ensure longevity.

Efficient and Quiet Operation

Engineered for quiet performance, the NMRV gear box maintains noise levels under 65 dB(A) and achieves efficiency up to 92% at optimal ratios. Its natural air cooling system reduces maintenance needs. Precision casting and machining guarantee high-quality gearing, supporting output speeds from 14 to 280 RPM depending on the selected ratio.

FAQ's of NMRV Worm Gear Box with Motor:

Q: How does the NMRV Worm Gear Box with Motor ensure long-term durability in industrial environments?

A: The gear box features an anti-corrosion painted aluminum alloy housing, high-strength bronze worm gear, and high carbon or stainless steel shaft to withstand demanding conditions. Its IP55 protection and insulation class F provide additional resistance against dust, water, and heat, ensuring longevity even during continuous S1 duty cycles.

Q: What types of mounting options are available for installation?

A: This product supports both flange-mounted and foot-mounted configurations, allowing for flexible and straightforward installation on various industrial machinery and equipment.

Q: When should I use oil bath versus synthetic gear oil for lubrication?

A: Oil bath lubrication is commonly used for standard applications and regular maintenance intervals, while synthetic gear oil is preferable for extended run times, higher temperatures, or demanding operational environments due to its enhanced thermal stability and longevity.

Q: Where can this gear box be used effectively?

A: Designed for versatility, the NMRV Worm Gear Box with Motor is used in conveyor systems, material handling, packaging machines, and other automated industrial applications demanding variable output torque and speed.

Q: What is the process for selecting the correct gear ratio and motor for my application?

A: Select the gear ratio (ranging from 7.5:1 to 100:1) based on the required output speed (14-280 RPM) and torque (up to 1200 Nm). Choose a matched AC induction motor with suitable rated power (0.18 kW to 15 kW) and input speed (1400-2800 RPM) to meet your system's operational needs.

Q: How does the natural air cooling mechanism benefit the gear box's operation?

A: Natural air cooling dissipates heat efficiently without extra components, reducing maintenance and operational costs, and helping maintain consistent temperature levels for prolonged, reliable performance.

Q: What are the main benefits of using this worm gear box with motor?

A: Key advantages include high efficiency (up to 92%), low noise operation (<65 dB[A]), reversible direction, robust construction, and adaptability to a range of ambient temperatures (-15C to +45C). The product supports continuous operation, making it ideal for demanding industrial tasks.

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