20P41AD129RA0NNN(129A)
20P41AD129RA0NNN(129A)
Manufacturer: ALLEN BRADLEY
Condition: New and Unused, Surplus.
Overview of Allen Bradley 20P41AD129RA0NNN
The Allen Bradley 20P41AD129RA0NNN is a PowerFlex DC Drive designed for industrial automation applications requiring reliable motor control. This 75 HP (56 kW) drive operates on a 480 VAC, three-phase power supply, delivering an output current of 129 amps. It features an IP20, NEMA/UL Type Open enclosure with a conformal coating for protection, and uses a 6-pulse input type facilitating four-quadrant motor operation with regenerative braking capability. The 20P41AD129RA0NNN is suitable for frame size A installations and is supplied without a human interface module, indicated by its blank plate design. Manufactured by Allen Bradley under Rockwell Automation, it meets industry standards including C-TICK, CE, CUL, and KC certifications. This model supports single-phase regulated field supply and is optimized for stable, efficient control of DC motors in demanding environments.
Key Features of Allen Bradley 20P41AD129RA0NNN
- Power rating of 75 HP (56 kW) supporting heavy-duty motor applications
- Input voltage of 480 VAC, three-phase, ensuring high power capacity
- Output current capacity of 129 amps for robust torque control
- IP20, NEMA/UL Type Open enclosure with conformal coating for environmental protection
- 6-pulse input type enabling efficient power conversion and reduced harmonics
- Supports four-quadrant operation with regenerative braking for energy savings
- Designed without a human interface module for integration flexibility
- Single-phase regulated field supply for stable motor excitation
- Compliant with multiple global certifications including CE, KC, and CUL
Technical Specs of 20P41AD129RA0NNN
| Specification | Details |
|---|---|
| Manufacturer | Allen Bradley (Rockwell Automation) |
| Model Number | 20P41AD129RA0NNN |
| Power Rating | 75 HP (56 kW) |
| Input Voltage | 480 VAC, 3 Phase |
| Output Current | 129 Amps |
| Input Type | 6 Pulse |
| Enclosure Type | IP20, NEMA/UL Type Open with conformal coating |
| Frame Size | Frame Size A |
| Motor Operation | Four Quadrant Operation (Regen) |
| Display | No HIM (Blank Plate) |
| Field Supply | Single Phase Regulated |
| Certifications | CE, C-TICK, CUL, KC |
Applications / Use Case
The Allen Bradley 20P41AD129RA0NNN PowerFlex DC Drive is ideal for industrial environments requiring precise and reliable motor control, especially where four quadrant operation and regeneration are necessary. It is commonly used in manufacturing plants for controlling motors in conveyors, hoists, and cranes, where dynamic braking and energy efficiency are critical. Its regenerative capability allows energy to be fed back into the power system, reducing operational costs. The drive’s ability to handle high current and voltage loads makes it suitable for heavy machinery and process automation scenarios. With its IP20 enclosure and conformal coating, it withstands industrial atmospheres, ensuring long service life in unprotected indoor settings.
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