HMI Panels and PLC Modules: What They Do and How to Match a Replacement
When an HMI panel goes dark or a PLC module stops communicating, the machine it
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Mitsubishi HG-JR73K MELSERVO-J4 AC servo motor, 0.75 kW, 2.4 N·m rated, 3000 r/min, 5.6 A, 200 V class, 22-bit encoder, IP67, key shaft, no brake.
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| MFR / Brand | Mitsubishi |
|---|---|
| MPN | HG-JR73K |
| Model | HG-JR73K |
| Sealed | Oil seal installed |
|---|---|
| Condition | New – Open box |
| Type | AC Servo Motor |
| Application | Food packaging machines; printers; injection molding machines; press machines |
| Base Number | HG-JR73 |
| Industry Terms | AC servo motor; brushless servo motor; low inertia servo; MR-J4 servo motor |
| Common Misspellings | HGJR73K; HG-JR73-K; HG JR 73K |
| Application Types | Food packaging machines; Printers; Injection molding machines; Press machines |
| Maximum Rpm | 6000 r/min |
| Maximum Amperage | 17 A |
| Encoding Type | 22-bit absolute/incremental encoder (4194304 pulses/rev) |
| Max Rpm | 6000 r/min |
| Controller Platform | Mitsubishi MELSERVO-J4 |
| Current Rating | 5.6 A |
| Maximum Output Torque | 7.2 N·m (9.6 N·m with larger-capacity amplifier) |
| Minimum Operating Temperature | 0 °C |
| Maximum Operating Temperature | 40 °C |
| Shaft Type | Key shaft |
| Mpn Variants | HG-JR73K; HGJR73K; HG JR73K |
| Compatible With Replaces | MR-J4-70GF(-RJ), MR-J4-70B(-RJ), MR-J4-70A(-RJ), MR-J4-70TM, MR-J4W2-77B, MR-J4W2-1010B; 400% torque with MR-J4-200GF/B/A(-RJ), MR-J4-200TM |
| Additional Attributes | Permissible instantaneous speed: 6900 r/min; Maximum current (increased torque): 23 A; Power supply capacity: 1.3 kVA; Power rate at rated torque: 27.3 kW/s; Moment of inertia: 2.09 x 10^-4 kg·m²; Electromagnetic brake: None; Permissible radial load: 323 N; Permissible thrust load: 284 N; Storage temperature: -15 to 70 °C; Operating humidity: 10 to 80 %RH; Storage humidity: 10 to 90 %RH; Vibration resistance: X, Y 24.5 m/s²; Altitude: 2000 m or less |
| Base Rpm | 3000 r/min |
| Current Type | AC |
| Ip Rating | IP67 |
| Nominal Rated Input Voltage | 200 V AC class |
| Compatible Model | MR-J4-70GF(-RJ); MR-J4-70B(-RJ); MR-J4-70A(-RJ); MR-J4-70TM; MR-J4W2-77B; MR-J4W2-1010B |
| Continuous Torque | 2.4 N·m |
| Power Kw | 0.75 kW |
What this part isThe Mitsubishi Electric HG-JR73K is a low-inertia, medium-capacity rotary AC servo motor from the MELSERVO-J4 HG-JR 3000 r/min series (200 V class). It is rated 0.75 kW and 2.4 N·m at 3000 r/min, has a 22-bit absolute/incremental encoder, IP67 protection, an installed oil seal and a key shaft, and has no electromagnetic brake.
SpecificationsRated output: 0.75 kW
Rated torque: 2.4 N·m
Maximum torque: 7.2 N·m (9.6 N·m when combined with a larger-capacity servo amplifier)
Rated speed: 3000 r/min
Maximum speed: 6000 r/min
Permissible instantaneous speed: 6900 r/min
Rated current: 5.6 A
Maximum current: 17 A (23 A with increased maximum torque)
Power supply capacity: 1.3 kVA
Power rate at continuous rated torque: 27.3 kW/s
Moment of inertia J: 2.09 × 10⁻⁴ kg·m²
Power supply class: 200 V AC
Speed/position detector: Absolute/incremental 22-bit encoder (resolution: 4194304 pulses/rev)
Electromagnetic brake: None
Oil seal: Installed
Shaft: Key shaft
Protection: IP67 (shaft-through portion excluded)
Permissible radial load: 323 N
Permissible thrust load: 284 N
Operating ambient temperature: 0 to 40 °C (non-freezing)
Storage ambient temperature: -15 to 70 °C (non-freezing)
Operating ambient humidity: 10 to 80 %RH (non-condensing)
Storage ambient humidity: 10 to 90 %RH (non-condensing)
Vibration resistance: X, Y 24.5 m/s²
Altitude: 2000 m or less above sea level
Series: MELSERVO-J4, HG-JR 3000 r/min series
Compatibility and replacementCompatible servo amplifiers: MR-J4-70GF(-RJ), MR-J4-70B(-RJ), MR-J4-70A(-RJ), MR-J4-70TM, MR-J4W2-77B, MR-J4W2-1010B
For maximum torque increased to 400 % of rated torque: MR-J4-200GF(-RJ), MR-J4-200B(-RJ), MR-J4-200A(-RJ), MR-J4-200TM
Related models: HG-JR73 (without key), HG-JR73B (with electromagnetic brake), HG-JR734 (400 V class)
ApplicationsMitsubishi Electric lists the HG-JR series for high-throughput positioning and high acceleration/deceleration operation, with application examples including food packaging machines, printers, injection molding machines and press machines.
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