460 / 480V 60 Hz Brushless Motors
Last Updated: January 16, 2025 Reviewed by: Jon Lowy, consulting engineer
Description
460/480V 60 Hz brushless motors are electric motors designed to operate efficiently at a voltage range of 460 to 480 volts with a frequency of 60 hertz. These motors are known for their ability to convert electrical energy into mechanical energy without the use of brushes, which are typically found in traditional DC motors. This brushless design reduces friction and wear, leading to a longer lifespan and lower maintenance requirements. They are commonly used in industrial settings where reliable and efficient performance is crucial.
Working Principle
Brushless motors operate using a permanent magnet rotor and a stator with windings. The stator is energized by an electronic controller that provides a rotating magnetic field, which interacts with the magnets on the rotor, causing it to turn. This design eliminates the need for brushes, which are used in brushed motors to transfer current to the rotor. The absence of brushes reduces mechanical wear and electrical noise, making brushless motors more efficient and durable. The electronic controller allows for precise control of the motor's speed and torque, making them highly useful in applications requiring accuracy and reliability.
Applications
460/480V 60 Hz brushless motors are widely used in various industrial applications. For instance, they are commonly found in HVAC systems, where they drive fans and compressors with high efficiency and reliability. In manufacturing, these motors are used in conveyor systems, providing consistent and precise movement of materials. They are also employed in the operation of pumps in water treatment facilities, where their durability and low maintenance requirements are highly valued. Additionally, these motors are used in the aerospace industry for actuating control surfaces and other critical components, where precision and reliability are paramount.
Advantages over other Brushless Motors
One significant advantage of 460/480V 60 Hz brushless motors is their compatibility with the standard industrial power supply in North America, which often operates at these voltage and frequency levels. This compatibility reduces the need for additional power conversion equipment, lowering installation costs and complexity. Furthermore, these motors typically offer higher power output compared to lower voltage brushless motors, making them suitable for heavy-duty applications. Their robust design also allows them to withstand harsh industrial environments, providing a reliable solution where other motors might fail.
Limitations
Despite their advantages, 460/480V 60 Hz brushless motors have some limitations. They require an electronic controller to operate, which can increase the initial cost and complexity of the system. Additionally, these motors may not be suitable for applications where a lower voltage is required, as they are specifically designed for high-voltage operation. The electronic components used in the controller can also be sensitive to voltage spikes and other electrical disturbances, potentially leading to failures if not properly protected.
Considerations
When considering the use of 460/480V 60 Hz brushless motors, it is important to evaluate the initial costs, which can be higher due to the need for an electronic controller. However, the long-term operating expenses are often lower due to their high efficiency and reduced maintenance requirements. These motors are known for their durability, often outlasting brushed motors in similar applications. Accuracy in speed and torque control is another benefit, making them suitable for precision applications. Replacement and maintenance costs are generally lower, as the absence of brushes reduces wear and tear. However, it is crucial to ensure that the electronic controller is well-protected against electrical disturbances to prevent potential failures.
from Tecnotion
The QMT-HA 385 series redefines what's possible in the same stator size. Delivering up to 41% more performance, it upgrades your machine with minimal mechanical impact. The HA series distinguished itself with an increased rotor height while keeping the outside of the stator equal. With seamless... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 9 = 300 mm (11.81 in.), Stack Length 80 = 203.2 mm (8.0 in.), 2250 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 2250
- Motor Type: Servomotor
from Tecnotion
The QMT-HA 485 with it's unmatched performance, is Tecnotion's largest high-torque motor. It enables more accuracy or increases machine productivity. The largest QMT-HA 485 series sets the new benchmark, delivering up to 80% more performance with the same stator and rotor footprint. The higher rotor... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 15 = 63 mm (2.48 in.), Stack Length 10 = 25.4 mm (1.0 in.), 8000 RPM, Single-turn High-resolution Encoder. Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick Connect), No Brake,... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 8000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QMT-LA 230 series is designed for seamless integration - whether in existing systems or new setups. Its aluminum housing keeps weight low, boosting dynamics in rotary tables, trunnion tables, or other moving axes. [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 15 = 63 mm (2.48 in.), Stack Length 10 = 25.4 mm (1.0 in.), 8000 RPM, Single-turn High-resolution Encoder. Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick Connect), 24V DC... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 8000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QMT-LA 310 series is one of the most widely used motor series because it is suitable for many applications, from cutting and grinding to metrology and indexing tables. Its high efficiency keeps cooling demand low, making it ideal as a direct replacement in existing machines. With this upgrade,... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 15 = 63 mm (2.48 in.), Stack Length 20 = 50.8 mm (2.0 in.), 7000 RPM, Single-turn High-resolution Encoder. Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick Connect), No Brake,... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 7000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QMT-LA 385 delivers up to 15% more performance in both continuous torque and efficiency, without changing the mounting interface. It raises the standard for torque density in its class. Looking beyond 15%? The QMT-HA 385, with its higher rotor design, takes performance even to the next level. [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 15 = 63 mm (2.48 in.), Stack Length 20 = 50.8 mm (2.0 in.), 7000 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 7000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QMT-LA 485 boosts both continuous torque and efficiency by up to 15%, all while keeping the same mounting interface. Thanks to its aluminum housing, this powerhouse is lighter than expected. This low weight makes installation easier and reduces the overall impact on your machine. When 15% isn't... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 15 = 63 mm (2.48 in.), Stack Length 20 = 50.8 mm (2.0 in.), 7000 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 7000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QTL 210 series provides more torque than the smaller QTR series. The QTL 210 is the smallest of the QTL range and is available in three heights, 65, 85 and 105 mm. It has a large inner diameter suitable to route multiple cables through, allowing flexibility in the application. It therefore suits... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 15 = 63 mm (2.48 in.), Stack Length 30 = 76.2 mm (3.0 in.), 7000 RPM, Single-turn High-resolution Encoder. Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick Connect), No Brake,... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 7000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QTL 230 is essentially a QTL 210 motor with a cooling ring for high continuous torque even in combination with high duty cycles and dynamic movement profiles. This cooling ring should be closed with the housing, which creates a cooling channel. It will deliver 67-146 Nm continuous torque and... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 15 = 63 mm (2.48 in.), Stack Length 30 = 76.2 mm (3.0 in.), 7000 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 7000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QTL 290 expands on the QTL 210 design to meet even higher torque demands. In combination with low induction values and fast response time this series allows for highly dynamic movements. It makes the series ideal for usage in packaging and laser cutting machinery. The motor should be connected... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 2 = 75 mm (2.95 in.), Stack Length 10 = 25.4 mm (1.0 in.), 8000 RPM, Single-turn High-resolution Encoder. Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick Connect), No Brake,... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 8000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QTL 310 series is based on the QTL 290 with the addition of cooling ring. The cooling ring provides bolting holes for easy installation. This cooling ring should be closed with the housing, which creates a cooling channel. The motor is a reliable heavy duty workhorse. Because of the integrated... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 2 = 75 mm (2.95 in.), Stack Length 10 = 25.4 mm (1.0 in.), 8000 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 8000
- Motor Type: AC Servo; Servomotor
from Tecnotion
The QTL 385 and QTL485 torque motors supersede the QTL-210 -310 series as the biggest torque motors that Tecnotion has to offer. It has the same efficient and space-saving electromagnetic design scaled up for even higher torque demands. With a big inner diameter, it is very suitable to integrate... [See More]
- AC Voltage & Frequency: 680 VDC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Motor
- Phase: Three-phase
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 2 = 75 mm (2.95 in.), Stack Length 20 = 50.8 mm (2.0 in.), 6000 RPM, Single-turn High-resolution Encoder. Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick Connect), No Brake,... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 6000
- Motor Type: AC Servo; Servomotor
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 2 = 75 mm (2.95 in.), Stack Length 20 = 50.8 mm (2.0 in.), 6000 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 6000
- Motor Type: AC Servo; Servomotor
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 2 = 75 mm (2.95 in.), Stack Length 30 = 76.2 mm (3.0 in.), 5000 RPM, Single-turn High-resolution Encoder. Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick Connect), 24V DC... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 5000
- Motor Type: AC Servo; Servomotor
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 2 = 75 mm (2.95 in.), Stack Length 30 = 76.2 mm (3.0 in.), 5000 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 5000
- Motor Type: AC Servo; Servomotor
from Allen-Bradley / Rockwell Automation
Bulletin MPL - Low-Inertia Brushless Servo Motors Product, 460 V, Frame Size 5 = 165 mm (6.50 in.), Stack Length 20 = 50.8 mm (2.0 in.), 4000 RPM, Multi-turn High-resolution Encoder (absolute feedback). Keyed Shaft Extension, SpeedTEC DIN Connector, Right Angle, 180 Â ° Rotatable (Quick... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Shaft Speed: 4000
- Motor Type: AC Servo; Servomotor
from Exlar
The UL Recognized, Exlar SLG Series gearmotors offer you one of the highest power densities available in motion control. Currently the SLG gearmotors are available in three frame sizes, 60, 90 and 115 mm frames with 1, 2 or 3 stack lengths. Single and double reductions are availble in 4:1, 5:1,... [See More]
- AC Voltage & Frequency: 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- Continuous Current: 0.9000 to 7.3
- Motor Type: AC Servo
- Continuous Torque: 6.7 to 15.3
from Kollmorgen Corporation
The new generation of synchronous servo motors, announced at the end of September 2017, initially features six design sizes with performance levels between 0,3 and 10 kW. The AKM2G servo motors are available with different feedback system choices, mounting /shaft options, connector designs, thermal... [See More]
- AC Voltage & Frequency: 400 VAC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Servo
- Output Power: 1/4 HP; 300 W; 1/2 HP; 1 HP; 2 HP; 5 HP / 3.6 KW
from Genteq
As the commercial HVAC market continues to grow, Genteq is also growing to develop products to fit your needs. The X13 460V is the first high voltage variable speed available for direct drive blower applications. The X13 460V is designed off of the X13 motor used in residential HVAC, therefore it... [See More]
- AC Voltage & Frequency: 460/480V/60Hz; International Voltages
- DC Construction: ECM
- Motor Type: AC Motor
- Shaft Orientation: In-line; Single-ended
from Genesis Motion
The LiveDrive ® LDX is a patented frameless motor with superior torque to length, torque to mass, and motor constant (Km) compared to other direct drive motors. Your machines can accelerate faster, with increased payload, and reduced size/weight. [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Output Power: 1.23
- Motor Type: AC Motor; DC Motor
- Continuous Current: 2.05
from Nidec Control Techniques
Unimotor fm - Continuous duty servo motor. 6.3 to 1200 lb-in (3611 lb-in peak); 0.72 to 136Nm (408Nm peak). 055 to 250 Frames. Unimotor fm is a high performance brushless AC servo motor range matched for use with Control Techniques servo drives. The ‘fm ’ stands for Flexible Motor and is... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Phase: Three-phase
- Motor Type: AC Servo
- Output Power: 0.6165
from Exlar
Exlar 's brushless servo motor technology provides the highest torque and smallest package available in motion control today. Available in 60, 90 , 115 and 142 mm frame sizes, standard configurations include: UL Recognized. 1, 2 or 3 stack lengths in 8 pole configuration. 115, 230 and 460 VAC. [See More]
- AC Voltage & Frequency: 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- Continuous Current: 1.6 to 3.4
- Motor Type: AC Servo
- Continuous Torque: 6.7 to 15.3
from Kollmorgen Corporation
These enhanced, high performance motors are MilSpec 810E rated and IP67 sealed, and comes standard with a stainless steel and chemical-agent-resistant paint, for duty in harsh environmental conditions. Features. 0.43 to 53 Nm continuous stall torque (3.8 to 467 lbin). Speeds up to 8000 RPM meet high... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Continuous Torque: 3.8 to 467.0
- Motor Type: AC Servo
- Units: Metric
from Genesis Motion
The LiveDrive ® LDX is a patented frameless motor with superior torque to length, torque to mass, and motor constant (Km) compared to other direct drive motors. Your machines can accelerate faster, with increased payload, and reduced size/weight. [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Output Power: 1.2
- Motor Type: AC Motor; DC Motor
- Continuous Current: 1.87
from Nidec Control Techniques
Unimotor hd - Pulse duty servo motor. 6.3 to 166.4 lb-in (499lb-in peak); 0.72 to 18.8Nm (56.4Nm peak). 055 to 115 Frames. Unimotor hd is a high dynamic brushless AC servo motor range designed for operation with Digitax ST, Unidrive SP and Epsilon EP drives. This high peak torque, low inertia motor... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Phase: Three-phase
- Motor Type: AC Servo
- Output Power: 1.1
from Kollmorgen Corporation
The KBM ™ Series is designed to be directly embedded in your machine, using the machine ’s own bearings to support the rotor. With a huge selection of standard motors —plus our ability to quickly and cost-effectively incorporate co-engineered modifications —you can choose an... [See More]
- AC Voltage & Frequency: 208-230/240V 60Hz; 460/480V/60Hz
- Output Power: 2 HP; 5 HP / 3.6 KW
- Motor Type: AC Motor
- Output Power: 1.21 to 26.94
from Genesis Motion
No Gearbox. No Downtime. No Contamination. Bring performance accuracy and reliability, lower total cost of ownership to your robotics and machines with LiveDrive ® LDD – our patented direct drive motor eliminates the need for servo gearheads while simplifying robot and machine... [See More]
- AC Voltage & Frequency: 460/480V/60Hz
- Torque Constant: 1572
- Motor Type: AC Servo; Servomotor; AC Motor; DC Motor
- Output Power: 0.9596
from Kollmorgen Corporation
Kollmorgen AKM ™ servo motors give you unprecedented choice and flexibility, with more than 500,000 standard products and practically unlimited co-engineered modifications. Selecting the right-fit motor —optimized for your specific application requirements —has never been easier. [See More]
- AC Voltage & Frequency: 400 VAC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- AC Construction: Synchronous
- Motor Type: AC Servo
- Torque Constant: 9.06 to 586
from Kollmorgen Corporation
Kollmorgen AKM ™ Washdown and Washdown Food Series motors are available in frame sizes 2 through 6. These innovative motors incorporate our industry-leading AKM electromagnetics within a housing protected by a 2-K coating and IP67-rated seal configuration. Stainless steel hardware is used on... [See More]
- AC Voltage & Frequency: 400 VAC; 120V/60Hz; 208-230/240V 60Hz; 460/480V/60Hz
- Torque Constant: 14.16 to 425
- Motor Type: AC Servo
- Output Power: 1/4 HP; 300 W; 1/2 HP; 1 HP; 2 HP; 5 HP / 3.6 KW