MR-J4-DU30KB4-RJ Mitsubishi MELSERVO servo MELSERVO-J4 series

MPN: MR-J4-DU30KB4-RJ · Brand: Mitsubishi Electric (Factory Automation)

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12-month warranty (new) · 3-month (used/refurbished)

30-day returns, no restocking fee on unused parts

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Quick facts

Availability	Confirmed on request
Category	Mitsubishi MELSERVO servo – Servo amplifiers
Lifecycle	Active
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can MR-J4-DU30KB4-RJ be shipped?

MR-J4-DU30KB4-RJ is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up MR-J4-DU30KB4-RJ in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for MR-J4-DU30KB4-RJ and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for MR-J4-DU30KB4-RJ, subject to availability and destination.

The Mitsubishi Electric MR-J4-DU30KB4-RJ is a MELSERVO-J4 series in the MELSERVO servo. SSCNET III/H. Specifications and manuals below are Mitsubishi Electric's own data.

Specifications

Product

Series	MELSERVO servo
Category	MELSERVO-J4 series
Type	400 V AC
Outline	SSCNET III/H

Specifications

Series	MELSERVO-J4 series
Power class	400 V AC
Model name	MR-J4-DU30KB4-RJ
Compatible converter unit model	MR-CR55K4
Capacity [kW]	30
Command interface	SSCNET III/H
Output: Rated voltage	3-phase 323 V AC
Output: Rated current [A]	87
Main circuit power supply input	Main circuit power is supplied from the power regeneration converter unit/resistance regeneration converter unit to the drive unit.
Control circuit power supply input: Voltage/frequency: AC input	1-phase 380 V AC to 480 V AC, 50 Hz/60 Hz
Control circuit power supply input: Rated current [A]	0.2
Control circuit power supply input: Permissible voltage fluctuation: AC input	1-phase 323 V AC to 528 V AC
Control circuit power supply input: Permissible frequency fluctuation	±5 % maximum
Control circuit power supply input: Power consumption [W]	45
Interface power supply	24 V DC ± 10 % (required current capacity: 0.3 A (including CN8 connector signals))
Control method	Sine-wave PWM control/current control method
Dynamic brake *1	External option *2
Command communication cycle *3	0.222 ms, 0.444 ms, 0.888 ms
Communication function	USB: Connect a personal computer (MR Configurator2 compatible)
A/B/Z-phase pulse output	Compatible
Analog monitor	2 channels
Fully closed loop control	Two-wire/four-wire type communication method
Load-side encoder interface	Mitsubishi Electric high-speed serial communication, A/B/Z-phase differential input signal
Servo functions	Advanced vibration suppression control II, adaptive filter II, robust filter, auto tuning, one-touch tuning, tough drive function, drive recorder function, tightening & press-fit control, machine diagnosis function, power monitoring function, driver communication function, scale measurement function, J3 compatibility mode, super trace control, lost motion compensation function
Protective functions	Overcurrent shut-off, overload shut-off (electronic thermal), servo motor overheat protection, encoder error protection, undervoltage protection, instantaneous power failure protection, overspeed protection, error excessive protection, magnetic pole detection protection, linear servo control fault protection
Safety sub-function	STO (IEC/EN 61800-5-2)
Safety performance: Satisfied standards *4	EN ISO 13849-1:2015 Category 3 PL e, IEC 61508 SIL 3, EN 62061 SIL CL 3, EN 61800-5-2
Safety performance: Response performance	8 ms or less (STO input OFF → energy shut-off)
Safety performance: Test pulse input (STO) *5	Test pulse interval: 1 Hz to 25 Hz, test pulse off time: 1 ms maximum
Safety performance: Mean time to dangerous failure (MTTFd)	MTTFd ≥ 100 [years] (314a)
Safety performance: Diagnostic coverage (DC)	DC = Medium, 97.6 [%]
Safety performance: Probability of dangerous Failure per Hour (PFH)	PFH = 6.4 × 10 -9 [1/h]
Satisfied standards	Refer to " Standards and certifications (by product) Products " for compliance with global standards and regulations.
Structure (IP rating)	Force cooling, open (IP20) *6
Close mounting: 3-phase power supply input	Not possible
Environment: Ambient temperature: Operation	0 °C to 55 °C (non-freezing)
Environment: Ambient temperature: Storage	-20 °C to 65 °C (non-freezing)
Environment: Ambient humidity	Operation/storage: 5 %RH to 90 %RH (non-condensing)
Environment: Ambience	Indoors (no direct sunlight); no corrosive gas, inflammable gas, oil mist or dust
Environment: Altitude	2000 m or less above sea level *7
Environment: Vibration resistance	5.9 m/s 2 at 10 Hz to 55 Hz (directions of X, Y, and Z axes)
Mass [kg]	16

Downloads & documentation

Official documents from Mitsubishi Electric (Factory Automation), downloaded directly from the manufacturer.

Data sheets & manuals

MR-CV Power Regeneration Converter Unit User's Manual (IB-0300553ENG-B)	PDF · 7.90MB
MR-CV_/MR-CR55K_ /MR-J4-DU_B_(-RJ)/MR-J4-DU_A_(-RJ) SERVO AMPLIFIER INSTRUCTION MANUAL (SH-030153-G)	PDF · 9.66MB
MELSERVO-J4 Servo Amplifier Instruction Manual (Troubleshooting) (SH-030109ENG-T)	PDF · 1.08MB
LINEAR ENCODER INSTRUCTION MANUAL (SH-030111-J)	PDF · 0.75MB
EMC Installation Guidelines (IB-67310-M)	PDF · 4.44MB
MR-CV/MR-CR/MR-J4-DU Instructions and Cautions for Safe Use of AC Servos (IB-0300228E-J)	PDF · 0.65MB
HG-MR/HG-KR/HG-SR/HG-JR/HG-RR/HG-UR/HG-AK SERVO MOTOR INSTRUCTION MANUAL (Vol.3) (SH-030113-Q)	PDF · 10.48MB
LM-H3/LM-U2/LM-F/LM-K2 LINEAR SERVO MOTOR INSTRUCTION MANUAL (SH-030110-K)	PDF · 2.10MB