R720B-412EM

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The Sanyo Denki R720B-412EM is part of the Super DC Servo Motors series, offering a rated armature voltage of 75V and a rated rotating speed of 3000 rpm. It delivers a continuous stall torque of 0.42 Nm and can reach a maximum rotating speed of 5000 rpm. The motor operates with a holding brake voltage of 90 V DC.

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Product Description:

The R720B-412EM Super DC Servo Motor is perfect for settings that require continuous and accurate motion control. It is manufactured by Sanyo Denki for complex automation systems. The motor delivers efficient performance in servo-based applications.

The R720B-412EM super DC servo motor has a rated power of 200 W. It works at a rated voltage of AC 75 V. The current requirement for operation is 3.6 A. The motor runs at a rated rotating speed of 3000 RPM. This speed supports efficient and responsive motion control tasks. The product has a fully closed protection type for longevity. It prevents dust and contaminants from entering the motor body. This attribute improves long-term reliability in industrial settings. The motor includes an integrated encoder for position feedback. This enables accurate movement during operation. The encoder supports enhanced system communication and motion correction. The product has a splined shaft for better mechanical coupling. This shaft type offers strong torque transfer to connected components. The front flange includes four mounting holes for installation. This layout allows secure attachment to mechanical structures. The motor supports three-phase wiring for power input. This setup enables smooth and stable electrical operation. The super DC servo motor combines compact size and high functionality and is designed for consistent speed and torque output in real time.

The Sanyo Denki super DC servo motor is made for reliable servo applications and it offers accurate control in automation. The R720B-412EM super DC servo motor supports clean and enclosed operation. The product has a balance of performance and protection attributes. The construction supports flexible use in limited space machines. The electrical and mechanical configuration allows easy system integration.

Applicable Servo Amplifier
DA2D020
Connector
3 Phase Wiring
Current
3.6 A
Encoder
Integrated Encoder
Front Flange
4 mounting hole
Holding Brake Torque
0.28 Nm
Holding Brake Voltage
90 V DC
Power
200 W
Protection type
fully closed
Rated Rotating Speed
3000 RPM
Rated Voltage
AC 75 V
Shaft Type
Splined Shaft
Tachogenerator Inductance
4.8 mH
Thermal Time Constant
20 min
Voltage Constant
19.1 V/min⁻¹

Frequently Asked Questions about R720B-412EM:

Q: What is the rated power of the Sanyo Denki R720B-412EM motor?

A: The Sanyo Denki R720B-412EM has a rated power of 200 W, providing efficient operation for compact servo applications.

Q: What is the stall torque of the R720B-412EM servo motor?

A: The R720B-412EM delivers a continuous stall torque of 0.42 Nm and a maximum instantaneous torque of 1.8 Nm.

Q: What is the rated speed of the R720B-412EM motor?

A: The R720B-412EM operates at a rated speed of 3000 rpm and can reach a peak of 5000 rpm when needed.

Q: What type of encoder does the R720B-412EM include?

A: The R720B-412EM includes an integrated encoder for accurate position feedback and enhanced motion control.

Q: What brake voltage does the R720B-412EM support?

A: The R720B-412EM uses a 90V DC holding brake to secure motor positioning during non-operational states.


Internal Product Review

  • ‘‘The R720B-412EM servo motor from Sanyo Denki provides a 200 W output at 75V with 3000 rpm rated speed. It includes a holding brake at 90V DC and delivers 0.42 Nm continuous stall torque. Designed for compact automation, it ensures accuracy and durability in servo systems.’’

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