Mitsubishi servo motor HJ-KS series：
HJ-KS13J, HJ-KS13BJ
HJ-KS23J, HJ-KS23BJ
HJ-KS43J, HJ-KS43BJ
HJ-KS73J, HJ-KS73BJ
HJ-KS102J, HJ-KS102BJ
HJ-KS152J, HJ-KS152BJ
HJ-KS202J, HJ-KS202BJ

HJ-KS13J motor
Rated output: 0.1KW
Rated speed: 3000r/min
Maximum torque: 0.95N · m
Features: Suitable for application scenarios that require high-precision control and fast response, such as packaging machinery. The HJ-KS13J motor has USB and RS-422 serial communication functions, which facilitate parameter setting, trial operation, status display monitoring, and gain adjustment operations.
HJ-KS23J motor
Rated output: higher than HJ-KS13J, specific value not provided
Application scenario: May be suitable for mechanical systems that require higher torque and power output, such as certain links in automated production lines.
HJ-KS43J, HJ-KS73J, HJ-KS102J motors：
Rated output: As the model number increases, the rated output also gradually increases, suitable for different load and power demand application scenarios.
Usage characteristics: This series of motors usually have a low inertia design, suitable for high-speed and high-frequency operation needs, while providing high-precision positioning and smooth rotation.
HJ-KS152J motor：
Rated output: 1.5KW
Rated speed: 2000r/min
Features: As a high-power motor in the HJ-KS series, the HJ-KS152J motor may be used in applications that require high torque and high power output, such as heavy-duty machinery or high load production lines.
HJ-KS202J motor：
Rated output: No specific value given, but expected to be higher than HJ-KS152J
Application scenario: Similar to HJ-KS152J, HJ-KS202J motors may be used in applications that require higher power and torque output, such as large equipment or heavy-duty production lines.

Mitsubishi servo motor HG-KR series：
HG-KR13, HG-KR13B, HG-KR13K, HG-KR13J, HG-KR13BJ
HG-KR23, HG-KR23B, HG-KR23K, HG-KR23J, HG-KR23BJ
HG-KR43, HG-KR43B, HG-KR43K, HG-43BK, HG-KR43J, HG-KR43BJ
HG-KR73, HG-KR73B, HG-KR73K, HG-73BK, HG-KR73J, HG-KR73BJ 
Mitsubishi servo motor HG-KN series：
HG-KN13J-S100, HG-KN13BJ-S100
HG-KN23J-S100, HG-KN23BJ-S100
HG-KNJ-S100, HG-KN43BJ-S100
HG-KN52J-S100, HG-KN52BJ-S100
HG-KN73J-S100, HG-KN73BJ-S100
HG-KN102J-S100, HG-KN102BJ-S100
HG-KN152J-S100, HG-KN152BJ-S100
HG-KN202J-S100, HG-KN202BJ-S100
Mitsubishi servo motor HG-SN series：
HG-SN52J-S100, HG-SN52BJ-S100
HG-SN102J-S100, HG-SN102BJ-S100
HG-SN152J-S100, HG-SN152BJ-S100
HG-SN202J-S100, HG-SN202BJ-S100
HG-SN302J-S100, HG-SN302BJ-S100

Possible Issues, Preventive Measures, and Maintenance Methods for HJ-KS-J Series Motors

I. Possible Issues During Operation

Overheating:
Prolonged high-load operation or inadequate heat dissipation can cause motor overheating, affecting performance and lifespan.
Solution: Regularly inspect the motor’s cooling system to ensure the fan is functioning correctly and the heat sinks are unobstructed. Avoid prolonged overload operation.

Vibration and Noise:
Unstable installation, damaged bearings, or unbalanced loads can lead to increased vibration and noise.
Solution: Ensure the motor is securely mounted. Regularly check bearing conditions and replace damaged bearings promptly. Maintain load balance to prevent overload operation.

Reduced Insulation Resistance:
Prolonged operation or humid environments can decrease insulation resistance, increasing the risk of motor breakdown.
Solution: Use an insulation tester to periodically measure the motor’s insulation resistance and compare it to standard values. If insulation resistance falls below standards, promptly perform drying treatment.

Loose Wiring Connections:
Loose wiring can cause poor contact, phase loss, and other issues, impacting motor performance.
Solution: Regularly inspect motor wiring to ensure connections are tight and reliable. Tighten loose connections promptly to prevent malfunctions.

II. Preventive Measures

Regular Maintenance:
Establish a detailed motor maintenance schedule including regular inspections, cleaning, and lubrication. Ensure the motor operates in optimal condition.

Proper Operation:
Operators should receive professional training to understand motor usage and maintenance. Follow operation manual guidelines to avoid overload and frequent start-stops.

Environmental Control:
Maintain a dry, clean work environment for the motor, avoiding dust, moisture, and chemical accumulation. Ensure proper ventilation and cooling system function.

Use High-Quality Components:
When purchasing or replacing motor components, select reputable brands and reliable suppliers. Ensure components meet specifications and standards to enhance motor stability and safety.

Servo motor and servo drive coordination：

Series	Power	Servo Motor	Servo Amplifier
HG-KS Series (Small power)	100w	HJ-KS13J/HJ-KS13BJ	MR-JE-10AS
	200w	HJ-KS23J/HJ-KS23BJ	MR-JE-20AS
	400w	HJ-KS43J/HJ-KS43BJ	MR-JE-40AS
	750w	HJ-KS73J/HJ-KS73BJ	MR-JE-70AS
HG-KS Series (Large power)	1kw	HJ-KS102J/HJ-KS102BJ	MR-JE-100AS
	1.5kw	HJ-KS152J/HJ-KS152BJ	MR-JE-200AS
	2kw	HJ-KS202J/HJ-KS202BJ	MR-JE-200AS

Series	Power	Servo Motor	Servo Amplifier
HG-KR Series (Low inertia, small power, rated speed 3000rpm)	100w	HG-KR13(B)J	MR-J4-10A
	200w	HG-KR23(B)J	MR-J4-20A
	400w	HG-KR43(B)J	MR-J4-40A
	750w	HG-KR73(B)J	MR-J4-70A
HG-SR Series (Medium inertia, medium power, rated speed 2000rpm)	500w	HG-SR52(B)J	MR-J4-70A
	1kw	HG-SR102(B)J	MR-J4-100A
	1.5kw	HG-SR152(B)J	MR-J4-200A
	2kw	HG-SR202(B)J	MR-J4-200A
	3.5kw	HG-SR352(B)J	MR-J4-350A
	5kw	HG-SR502(B)J	MR-J4-500A
	7kw	HG-SR702(B)J	MR-J4-700A

Series	Power	Servo Motor	Servo Amplifier
HG-KN Series (Low inertia, low capacity)	100w	HG-KN13(B)J-S100	MR-JE-10A / MR-JE-10B / MR-JE-10C
	200w	HG-KN23(B)J-S100	MR-JE-20A / MR-JE-20B / MR-JE-20C
	400w	HG-KN43(B)J-S100	MR-JE-40A / MR-JE-40B / MR-JE-40C
	750w	HG-KN73(B)J-S100	MR-JE-70A / MR-JE-70B / MR-JE-70C
HG-SN Series (Medium inertia, medium capacity)	0.5kw	HG-SN52(B)J-S100	MR-JE-70A / MR-JE-70B / MR-JE-70C
	1kw	HG-SN102(B)J-S100	MR-JE-100A / MR-JE-100B / MR-JE-100C
	1.5kw	HG-SN152(B)J-S100	MR-JE-200A / MR-JE-200B / MR-JE-200C
	2kw	HG-SN202(B)J-S100	MR-JE-200A / MR-JE-200B / MR-JE-200C
	3kw	HG-SN302(B)J-S100	MR-JE-300A / MR-JE-300B / MR-JE-300C

 

III. Maintenance Methods

Cleaning and Maintenance:
Regularly clean the motor casing and heat sinks to remove dust and dirt. Check fan operation to ensure efficient heat dissipation.

Insulation Resistance Check:
Periodically measure the motor’s insulation resistance with an insulation tester and compare to standard values. Address reduced insulation resistance promptly with drying treatment.

Tightening Wiring Connections:
Regularly inspect motor wiring to ensure connections are secure. Tighten loose connections to prevent malfunctions.

Bearing Replacement:
Periodically check bearing condition. Replace damaged or poorly lubricated bearings with new ones and apply appropriate amounts of lubricant.

Maintenance Record Keeping:
Maintain detailed maintenance records, including the time, content, issues found, and resolutions. This facilitates tracking maintenance history and identifying potential issues early.

By implementing these measures, potential issues with HJ-KS-J series motors can be effectively prevented, extending their lifespan. In the event of issues, prompt identification and corresponding maintenance measures ensure continuous and stable motor operation.

Advanced one click tuning: No need for a computer, one click operation can complete servo adjustment. In addition, it can automatically adjust vibration to resist robust filters
High resolution encoder: equipped with 131072PULSES/REV (17BIT) incremental encoder, achieving high-precision equipment.
Increased transient stop tolerance: Equipped with transient stop TOUGH DRIVE function and large main circuit capacitors, reducing shutdown losses caused by transient stops.
Reduce maintenance procedures: Store servo data before and after alarms in ROM memory to quickly and accurately identify the cause of the alarm.
Reliable performance: Utilizing a dedicated engine to achieve a speed frequency response of 2.0KHZ and shorten the interval time.

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