Rockwell Allen-Bradley 81001-956-54-R Medium Voltage Snubber Resistor Assembly

Product Summary

The 81001-956-54-R is an Allen-Bradley (Rockwell Automation) drive spare part or accessory, typically a control board, power component, or interconnect assembly designed for use in PowerFlex variable frequency drive systems.

Core Specifications

• Part Number: 81001-956-54-R
• Manufacturer: Allen-Bradley / Rockwell Automation
• Component Type: Drive spare part / accessory (control or power circuitry)
• Revision: R
• Compatibility: Specific PowerFlex drive models and frame sizes (exact verification required)

Electrical & Performance Characteristics

• Function: Replacement module for drive control, rectification, inversion, or signal interfacing
• Application: AC variable frequency motor drives in industrial automation
• Installation Note: Requires confirmation of drive series, frame size, and firmware compatibility

Installation Guide

1. Verify compatibility with the target PowerFlex drive model and revision.
2. Power down the drive system, follow lockout/tagout procedures, and discharge capacitors.
3. Remove the existing component, documenting connector positions and cable routing.
4. Install the 81001-956-54-R replacement, ensuring proper seating and secure connections.
5. Restore power and perform drive diagnostics to confirm correct operation.

Selection Guidelines

• Use 81001-956-54-R as a direct OEM replacement for failed components in matching PowerFlex drives.
• Cross-reference the exact drive catalog number and hardware revision before procurement.
• For critical applications, maintain spare stock and adhere to manufacturer maintenance schedules.