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Mitsubishi MELSERVO MR-J3 MR-J3-DU45KA4

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MR-J3-DU45KA4

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The MR-J3-DU45KA4 from Mitsubishi is a servo amplifier designed for efficient motor control applications. It features a rated output voltage of 323VAC, with an output current of 131 amperes, ensuring robust performance.

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Technical specifications for MR-J3-DU45KA4

ManufacturerMitsubishi
Product LineMELSERVO MR-J3
Part NumberMR-J3-DU45KA4
Weight50.00 lbs (22.68 kg)
DescriptionServo Amplifier
Output Rated Voltage3-phase 323VAC
Output Rated Current131A
Main Circuit Power SupplyThe drive unit’s main circuit power is supplied from the converter unit.
Control Power Supply Voltage/Frequency1-phase 380 to 480VAC, 50/60Hz
Control Power Supply Rated Current0.2A
Control Power Supply Permissible Voltage Fluctuation1-phase 323 to 528VAC
Control Power Supply Permissible Frequency FluctuationWithin +/-5%
Control Power Supply Power Consumption45W
Interface Power Supply24VDC ±10% (required current capacity: 0.3A)
Control SystemSine-wave PWM control/current control system
Structure (IP Rating)Fan cooling open (IP00)
Mass26 kg
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Mitsubishi's MR-J3-DU45KA4 servo amplifier excels at delivering reliable motor control. The device operates with a 3-phase output rated voltage of 323VAC and can provide an output current of 131A. Power for the drive unit's main circuit is sourced from the connected converter unit.

Control power requirements include a single-phase voltage ranging from 380 to 480VAC, functioning efficiently at 50 or 60 Hz. The rated current for the control power supply is established at 0.2A. The system tolerates voltage fluctuations between 323 and 528VAC for various operational conditions, along with a frequency fluctuation of +/- 5%. Power consumption for the control supply is set at 45W, ensuring energy-efficient operation.

Additionally, the servo amplifier's interface power supply operates at 24VDC with a tolerance of ±10%, requiring a current capacity of 0.3A. The control methodologies employed include sine-wave PWM control and a current control system, optimizing motor performance.

The servo amplifier's structure is classified with an IP rating of IP00, indicating a fan-cooled open design. This configuration weighs about 26 kg, making it manageable for installation purposes.