| Primary brand | Mitsubishi Electric |
| Main function | AC servo drive |
| Product series / family name | MELSERVO J4 series |
| Sub-range name | MR-J4 series |
| Functions | AC motion servo drive / amplifiersine wave PWM control/current control method2-channel analog monitorSafe torque off (STO)fully closed loop controlload-side encoder interfaceadvanced vibration suppression control IIadaptive filter IIrobust filterauto tuningone-touch tuningtough drive functiondrive recorder functiontightening & press-fit functionmachine diagnosis functionpower monitoring functioncontroller-peripheral operation functionscale measurement functionJ3 compatibility modesuper trace controllost motion compensation |
| Design | safety unit compatibility2-wire or 4-wire type communication methodforced ventilation coolingSSCNET III/H |
| Supply voltage (AC) | 200Vac-240Vac (200V class; 220Vac / 230Vac) |
| Supply voltage (DC) | 283Vdc-340Vdc |
| Type of network | Single-phase input (2P) or 3-phase input (3P) or DC input |
| Rated current | 126A |
| Rated active power (kW) | 22kW |
| Protection functions | overcurrent shut-offregenerative overvoltage shut-offoverload shut-off (electronic thermal)servo motor overheat protectionencoder fault protectionregenerative fault protectionundervoltage protectioninstantaneous power failure protectionoverspeed protectionexcessive error protectionmagnetic pole detection protectionlinear servo control fault protection |
| Net Height (mm) | 400 mm |
| Net Width (mm) | 260 mm |
| Net Depth (mm) | 260 mm |
| Digital inputs | 1 x digital input (24Vdc; sink/source) (EM2)1 x digital input (24Vdc; sink/source) (FLS)1 x digital input (24Vdc; sink/source) (RLS)1 x digital input (24Vdc; sink/source) (DOG) |
| Digital outputs | 1 x digital output (rly. contact type) (ALM)1 x digital relay output (MBR)1 x digital output (rly. contact type) (INP) |
| Analog outputs | 1 x analog output (-10…+10Vdc) (MO1)1 x analog output (-10…+10Vdc) (MO2) |
| Degree of protection | IP20 |
| Dimensions | H400mm x W260mm x D260mm |
| Ambient air temperature for operation | 0…+55 °C |
| Ambient air temperature for storage | -20°C…+65 °C |
| Current consumption | 95A input |
| Power consumption(drive auxiliary power consumption) | 45 W |
| Technical compatibility with | conversion unit SSCNET of MR-J2S-[]BMR-J2S-[]B series |
| Order code / Manufacturer SKU | MR-J4-22KB-RJ020 |
| Manufacturer product status | Commercialized |
| Equivalent to | MRJ422KBRJ020 |
| Benefits | high-speed serial communicationA/B/Z-phase differential input signal |
| Recommended accessories compatible with servo motors | HG-JR20K1 (94A)HG-JR25K1 (95A)HG-JR22K1M (99A)HG-JR22K1MW0C (99A) |
