13. CHARACTERISTICS

13.5 Inrush Currents at Power-On of Main Circuit and Control Circuit

The following table indicates the inrush currents (measurement data) that will flow when the maximum permissible voltage (253VAC) is applied at the power supply equipment capacity of 2500kVA and the wiring length of 10m.

Servo Amplifier

Inrush Currents (Aop)

Main circuit power supply (L1-L3)

Control circuit power supply (L11-L21)

 

MR-J2S-10CL 20CL

30A

 

(Attenuated to approx. 5A in 10ms)

 

 

 

MR-J2S-40CL 60CL

30A

70 to 100A

(Attenuated to approx. 5A in 10ms)

(Attenuated to approx. 0A in 0.5 to 1ms)

 

MR-J2S-70CL 100CL

54A

 

(Attenuated to approx. 12A in 10ms)

 

 

 

MR-J2S-200CL 350CL

120A

100 to 130A

(Attenuated to approx. 12A in 20ms)

(Attenuated to approx. 0A in 0.5 to 1ms)

 

MR-J2S-500CL

44A

 

(Attenuated to approx. 20A in 20ms)

30A

 

MR-J2S-700CL

88A

(Attenuated to approx. 0A in several ms)

(Attenuated to approx. 20A in 20ms)

 

 

 

Since large inrush currents flow in the power supplies, always use no-fuse breakers and magnetic contactors. (Refer to Section 14.2.2.)

When circuit protectors are used, it is recommended to use the inertia delay type that will not be tripped by an inrush current.

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Mitsubishi Electronics MR-J2S- CL MR-J2S-10CL 20CL 30A, MR-J2S-40CL 60CL 30A, Attenuated to approx a in 0.5 to 1ms, 44A
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MR-J2S- CL specifications

Mitsubishi Electronics has long been a pioneer in automation and control technology, and one of its prominent offerings is the MR-J2S-CL servo amplifier. Designed to enhance the performance of servo motors, the MR-J2S-CL is a critical component in various applications, ranging from industrial machinery to robotics.

One of the standout features of the MR-J2S-CL is its high-performance control capabilities. This servo amplifier supports both position and speed control, enabling precise movement and responsiveness in dynamic applications. The MR-J2S-CL boasts a sophisticated control algorithm that ensures superior torque response, making it ideal for applications that require quick and accurate motion control.

The MR-J2S-CL employs advanced features such as the Auto-Tuning function, which automatically adjusts the servo settings to optimize performance for the specific load conditions. This automation simplifies setup processes and reduces downtime, allowing users to quickly configure the system to their needs.

In terms of connectivity, the MR-J2S-CL is equipped with various communication options, including the CC-Link and Mitsubishi's own MELSEC communications. These options facilitate seamless integration with other devices and control systems, enhancing the overall interoperability of factory automation setups.

Another critical aspect of the MR-J2S-CL is its built-in safety features. The amplifier includes functionalities like safe torque off (STO) and overcurrent protection, which contribute to the overall safety of the operation. These safety measures are essential in reducing the risk of accidents in environments where human interaction occurs alongside machinery.

The MR-J2S-CL is designed with durability and reliability in mind. It has a robust construction that is capable of withstanding harsh industrial environments, including high temperatures and dust exposure. This resilience ensures a long service life, reducing maintenance needs and operational costs.

Furthermore, the MR-J2S-CL is compatible with a wide range of Mitsubishi servo motors, making it a versatile choice for various applications. Its comprehensive capabilities, combined with user-friendly interface options, allow for easy programming and monitoring of performance.

In summary, the Mitsubishi Electronics MR-J2S-CL servo amplifier stands out for its high-performance control, advanced safety features, and robust design. It effectively meets the demands of various industrial applications, making it a valuable asset in modern automation and manufacturing environments. With its blend of precision, reliability, and flexibility, the MR-J2S-CL continues to be a preferred choice for engineers and manufacturers alike.
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