Allen-Bradley 80026-044-06-R Drive Power Supply Module

Allen-Bradley 80026-044-06-R is a dedicated power supply spare part for Rockwell Automation medium and high voltage drive systems. It is designed to supply stable regulated DC power to the internal control and gate drive circuits of variable frequency drives.

This rugged power module is built to withstand harsh industrial environments with vibration and wide temperature variation. It is an obsolete discontinued component, commonly stocked as spare parts for maintenance and retrofit of legacy Rockwell drive cabinets.

Data Parameters

• 1. Brand: Allen-Bradley (Rockwell Automation).

• 2. Model: 80026-044-06-R.

• 3. Product Type: Drive Power Supply Module.

• 4. Application: Medium voltage drive internal power supply.

• 5. Feature: Regulated DC output for control and gate drive boards.

• 6. Characteristic: Built-in multi-level overvoltage & overcurrent protection.

• 7. Cooling: Natural convection cooling.

• 8. Package: Standard rack-mount module.

• 9. Mounting: Installed inside medium voltage drive power cabinet.

• 10. Operating Temperature: -20℃ ~ +70℃.

Core Functions

• 1. Convert AC input to multiple groups of stable DC power for drive control and gate driver hardware.

• 2. Offer overvoltage, overcurrent and short-circuit protection to prevent downstream circuit damage.

• 3. Provide power fault feedback signal to main control board for system alarm and interlock protection.

• 4. Direct drop-in replacement, compatible with the original legacy drive rack without extra modification.

• 5. Maintain stable power output under transient load fluctuations in heavy-duty drive operation.

Application Scenarios

• 1. Power plant medium voltage VFD power supply spare replacement.

• 2. Mining, cement and metallurgy old Rockwell drive system maintenance project.

• 3. Petrochemical large pump and compressor frequency converter overhaul.

• 4. Heavy industry medium voltage drive spare parts inventory backup.

• 5. Retrofit and repair of aging Rockwell legacy medium voltage drive cabinets.

FAQ

• 1. Q: What is Allen-Bradley 80026-044-06-R?
      A: It is Rockwell Allen-Bradley dedicated power supply module, which supplies DC power for medium voltage variable frequency drive control circuits.

• 2. Q: Is this model still in production?
      A: It has been discontinued by manufacturer, only available as surplus or refurbished spare parts for equipment maintenance.

• 3. Q: What safety precautions before replacement?
      A: Cut off all power and fully discharge the DC bus; never perform replacement when the cabinet is live.