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Mitsubishi MELSERVO MR-J2 MR-J2M-BU8

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MR-J2M-BU8

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The MR-J2M-BU8 from Mitsubishi serves as a base unit in the MELSERVO MR-J2 series. It operates within a voltage range of 200 to 230VAC for both 3-phase and 1-phase applications, and it is designed to handle servo motor connections with a power capacity of up to 3200 W.

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Technical specifications for MR-J2M-BU8

ManufacturerMitsubishi
Product TypeBase Unit
Product LineMELSERVO MR-J2
Part NumberMR-J2M-BU8
Weight3.25 lbs (1.47 kg)
Capacitor Discharge Time5 Minutes
Number of Slots8
3-Phase Voltage Rating200 to 230VAC
1-Phase Voltage Rating200 to 230VAC
Frequency50/60 Hertz
Servo Motor Connection Power Capacity3200 W
Continuous Capacity2560 W
Storage Temperature-20 to 65 degrees Celsius
Operating Temperature0 to 55 degrees Celsius
Maximum Inrush Current20 Amps (Control Circuit), 62.5 Amps (Main Circuit)
Regenerative Overvoltage Shutoff FunctionSupported
Regenerative Fault Protection FunctionSupported
Undervoltage Power Failure ProtectionSupported
Instantaneous Power Failure ProtectionSupported

Mitsubishi's MR-J2M-BU8 is a solid base unit distinguished by its functionality within the MELSERVO MR-J2 series. Operating at voltage levels from 200 to 230VAC, this unit accommodates both 1-phase and 3-phase systems, ensuring versatility for different applications. The unit features a robust power handling capability with a servo motor connection rated at 3200 W, while maintaining a continuous capacity of 2560 W for sustained performance.

The design includes provisions for 8 slots, allowing for various attachments and configurations in a system setup. The frequency range is compatible with standard industrial setups, rated for both 50 and 60 Hertz. The unit can withstand operational temperatures ranging from 0 to 55 degrees Celsius, with a storage range of -20 to 65 degrees Celsius, which provides good resilience to environmental conditions.

Electrical safety features are notable in the MR-J2M-BU8. It supports various protective functions, such as regenerative overvoltage shutoff, regenerative fault protection, undervoltage power failure protection, and instantaneous power failure protection, ensuring safe operation under fluctuating power conditions. With a capacitor discharge time of 5 minutes and a maximum inrush current of 20 Amps for the control circuit and 62.5 Amps for the main circuit, this unit is built to maintain efficiency and safety in demanding environments.