Description
Allen‑Bradley MPL-A4530K-HJ24AA – Low‑Inertia Servo Motor for Fast, Precise Kinetix Motion
The Allen‑Bradley MPL-A4530K-HJ24AA is part of the MP‑Series Low Inertia (MPL) family—built for rapid start/stop moves, tight position control, and compact machine layouts. From my experience, this “45” frame variant is a strong fit for high‑throughput packaging axes, indexing tables, and material handling stations where you want crisp response without oversizing the drive. The HJ24AA suffix defines the factory options (feedback/connector set and an integral 24 VDC holding brake), so you get predictable stopping on vertical loads and safer maintenance stops in most cases.
Order Placement Process and Guarantees
- Warranty: 365 days
- Lead time: 1 week if in stock; no more than 1 month latest
- Payment: 50% advance; full payment before delivery
- Express shipping: FedEx, UPS, DHL
Key Features
- Low‑inertia rotor – Enables aggressive acceleration/deceleration for short cycle times on pick‑and‑place, seal‑jaw, or gantry axes.
- Integrated 24 VDC holding brake – The “24” in HJ24AA typically indicates a 24 VDC brake for secure load holding during E‑stops and servicing.
- Sealed connectors and robust construction – IP65‑level environmental protection when mated correctly; ideal for industrial cabinets and machine frames.
- High‑resolution digital feedback – The HJ option set provides a factory‑matched encoder/connector configuration for precise positioning with Kinetix drives.
- Kinetix ecosystem compatibility – Pairs with Kinetix 5500/5700/6000/7000 drives; simplifies commissioning with standard Allen‑Bradley motion profiles.
- Compact 45‑frame footprint – Fits tight machine envelopes while delivering the torque density most OEMs look for in this class.
- Applications – Cartoners, flow wrappers, indexing conveyors, small rotary tables, and rapid axis retrofits where you need speed and repeatability.
Technical Specifications
| Brand / Model | Allen‑Bradley MPL-A4530K-HJ24AA (MP‑Series, Low Inertia) |
| HS Code | 8501.52 (AC multi‑phase electric motor >750 W and ≤75 kW) |
| Motor Type | Brushless AC servo, low‑inertia rotor design |
| Power Requirements | Driven by a Kinetix servo drive DC bus (from 230/400/480 VAC mains via the drive). Winding code “K” typically matches 400/460 V‑class drives—verify against the nameplate for your exact unit. |
| Brake | Integral 24 VDC holding brake (per “24” suffix) |
| Feedback / Encoder | High‑resolution digital encoder (HJ option set); exact protocol per factory build and matched Kinetix drive |
| Signal I/O Types | 3‑phase motor power leads, 24 VDC brake leads, and encoder feedback via sealed circular connectors |
| Communication Interfaces | Encoder serial interface via feedback connector (motor itself has no fieldbus) |
| Installation Method | Front‑face square‑flange mounting (MP‑Series 45‑frame); keyed shaft is typical for “K” builds |
| Protection / Environment | IP65 when connectors are properly mated; suitable for industrial environments |
| Operating Temperature | Typically 0…40 °C ambient; higher with derating per MP‑Series guidelines |
| Dimensions & Weight | MP‑Series “45” frame class, compact square‑flange footprint; see model nameplate/datasheet for outline |
Related or Supporting Products
- Kinetix Servo Drives – Kinetix 5500 (2198-xxxx), Kinetix 5700 (2198-xxxx), Kinetix 6000 (2094-xxxx), Kinetix 7000 (2099-xxxx). Pair the winding code “K” with the appropriate voltage class.
- Cables (2090‑series) – Motor power/brake and feedback cables (e.g., 2090‑CPBM‑xxxx for power/brake, 2090‑CFBM‑xxxx for feedback). Choose lengths and connector keys to match the HJ option set.
- Similar MPL variants – MPL‑A4530F‑MJ72AA, MPL‑A4530F‑MJ22AA, MPL‑A4540K‑HJxxAA (different feedback or length/torque options). You might notice torque/speed curves and connector orientations vary by suffix.
- Couplings & Gearheads – Compatible precision couplings and MP‑Series gearheads for high‑stiffness assemblies where backlash needs to be tightly controlled.
Installation & Maintenance
- Mounting – Rigidly mount on a flat, aligned surface; avoid shaft side‑load beyond spec. Use the square‑flange holes and a keyed hub or coupling matched to the “K” shaft.
- Cabinet & Ventilation – Place the drive in a ventilated cabinet per its thermal requirements. The motor itself should have airflow and not be enclosed without consideration for heat dissipation.
- Wiring – Route motor power and feedback cables separately to reduce noise. Use shielded 2090‑series cables, and ensure connector seals are fully engaged for IP65 performance.
- Safety – Validate brake control (24 VDC) before releasing loads. Lockout/tagout the drive’s mains and discharge the DC bus prior to service.
- Routine maintenance – Periodically inspect connectors, seals, and cable strain relief. Clean dust/debris from the motor body. Check servo tuning if loads change; update drive firmware as recommended.
- Commissioning tip – From my experience, loading the correct motor file in Studio 5000 and matching the feedback option streamlines autotune and helps avoid nuisance following errors.
Quality & Certifications
- CE and cULus compliance for industrial machinery (typical for MP‑Series)
- RoHS/REACH alignment for materials in most regions
- Manufacturer warranty applies; sales warranty: 365 days as stated above
- Traceable serial/label for auditing and maintenance logs
One thing I appreciate is how predictable the MPL “45” frame behaves when you’re chasing cycle time—typically you can push higher accel without wrestling oscillations, provided the mechanics are stiff. If you’d like, share your target torque/speed and the drive model; we can confirm compatibility against the exact HJ24AA build and cable set before you place the order.






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