Description
Allen‑Bradley MPL-A1530U-VJ42AA – Low‑Inertia Kinetix Servo Motor for Fast Indexing and Tight Motion Control
The Allen‑Bradley MPL-A1530U-VJ42AA sits in the MP‑Series Low‑Inertia (MPL) family, designed for rapid accelerate/decelerate moves, smooth torque delivery, and precise positioning in packaging, assembly, and electronics manufacturing. From my experience, the A15 frame strikes a nice balance: compact footprint with the punch you need to shorten cycle times without over-sizing the drive. You might notice that the “A15” frame and “30” stack are a common pick for mid‑torque axes like rotary knives, star wheels, or high‑speed index tables. It’s a straightforward match to Kinetix drives, and—when paired correctly—typically runs cool and quiet even in demanding duty cycles.
Our Order Placement Process and Guarantees
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- – Warranty period: 365 days (replacement/repair for manufacturing defects).
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- – Delivery time: In‑stock items ship in about 1 week; no more than one month at the latest.
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- – Payment terms: 50% advance payment; full payment before delivery.
- – Express options: FedEx, UPS, DHL—packed to protect connectors and shaft during transit.
Key Features
- Low‑inertia rotor – Enables quick starts/stops and short index times, ideal for high‑throughput axes.
- High torque density – Compact A15 frame typically delivers plenty of continuous torque without oversizing your cabinet or mechanics.
- Smooth motion quality – Designed for low cogging and stable velocity at low speed, which helps with print/web tension and vision‑guided moves.
- Encoder feedback (VJ variant) – The “VJ” feedback option is commonly used with Kinetix drives for precise positioning; confirm your drive compatibility if you’re migrating.
- Robust industrial build – Standard IP54 construction; with a shaft seal and correct cabling, many installations reach IP65 at the shaft end.
- Kinetix‑ready – Seamless pairing with Kinetix 300/350/5500/5700 families using matched power and feedback cables.
- Thermal protection – Integrated thermal sensing helps the drive protect the motor under aggressive duty cycles.
Customer note from a packaging OEM: “We swapped an older axis to MPL‑A15 and shaved ~12% off index time without touching mechanics. Tuning on a Kinetix 5500 was straightforward.”
Technical Specifications
| Brand / Model | Allen‑Bradley MPL-A1530U-VJ42AA (MP‑Series Low‑Inertia) |
| HS Code | 8501.52.0000 (AC multi‑phase motor >750 W and ≤75 kW) |
| Power Requirements | Driven by a compatible Kinetix servo drive; voltage class per winding “U” (match the drive’s voltage/output current) |
| Dimensions & Weight | A15 frame, 30 stack (MPL A15 family footprint). Use the MPL‑A15 outline drawing for exact flange/shaft details. |
| Operating Temperature | 0…40 °C ambient (typical for MP‑Series), up to 95% RH non‑condensing |
| Signal I/O Types | Three‑phase power (U/V/W), encoder feedback (per “VJ” option), and optional brake leads depending on suffix |
| Communication Interfaces | Feedback interface compatible with Kinetix drives per the VJ encoder option |
| Installation Method | Flange‑mounted servo motor; keyed shaft; use matched Allen‑Bradley 2090 power/feedback cabling |
| Ingress Protection | Standard IP54; with proper shaft seal and cabling practices, many builds achieve IP65 at the shaft |
Related or Supporting Products
- MPL-A1530K-… – Same mechanical frame with alternate winding (different voltage/speed constant). Useful if your drive is in a different voltage class.
- MPL-A1528U-… – Slightly shorter stack for applications that prioritize compact length over continuous torque.
- Kinetix 350 (2097-…) – Economical single‑axis servo drive; good pairing for stand‑alone machines.
- Kinetix 5500 (2198-…) – EtherNet/IP integrated motion; typically chosen for multi‑axis lines with CompactLogix/ControlLogix.
- Kinetix 5700 (2198-…) – Higher power multi‑axis platform for larger frames or synchronized motion with high dynamics.
- 2090-Series Cables – 2090 power and feedback cables sized to your run length; low‑capacitance options help with longer distances.
Installation & Maintenance
- Mounting & alignment – Use the specified flange pattern for the MPL‑A15 frame; align the keyed shaft to avoid side loads. A flexible coupling typically improves life in most cases.
- Cabinet & ventilation – Size the cabinet for the selected Kinetix drive; provide airflow to keep ambient at or below 40 °C. Keep motor leads away from sensitive I/O.
- Cabling – Use Allen‑Bradley 2090 power/feedback cables. Proper shield grounding at the drive end reduces EMI and encoder noise.
- Grounding – Bond the motor frame to protective earth; verify low impedance back to the panel ground bar.
- Brake handling – If your suffix includes a holding brake, power it with 24 VDC from a safe source and follow the drive’s release/engage timing guidance.
- Routine checks – Inspect connectors for fretting or ingress, verify insulation resistance during annual PM, and listen for abnormal bearing noise at speed.
- Tuning & updates – Run inertia identification and autotune on the Kinetix drive after mechanical changes. Keeping the drive firmware current typically improves performance and diagnostics.
- Environment – For washdown or dusty areas, consider a shaft seal and appropriate IP‑rated cabling hardware; avoid direct high‑pressure spray on the front bearing.
Quality & Certifications
- CE and UKCA compliant (typical for MP‑Series motors)
- UL Recognized / cUL
- RoHS compliant materials
- Manufacturer’s quality system aligns with ISO practices for motion products
- Warranty: 12 months (365 days)
From my experience, the MPL‑A1530U‑VJ42AA is a smart fit when you need fast response without jumping to a larger frame. If you can share your drive model, bus voltage, and required continuous/peak torque, I can confirm the winding match and cable part numbers before we ship.






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