ABB 3BHL000986P0006 | Medium Voltage Drive Power Capacitor Unit for ACS6000, Limited Stock

Key Technical Specifications

Product Introduction

ABB 3BHL000986P0006 Overview

The ABB 3BHL000986P0006 is a high-voltage DC capacitor component used in ABB ACS6000 medium voltage drive systems. It functions as part of the drive power circuit by storing electrical energy and stabilizing the DC link voltage between power conversion stages. The capacitor specification is listed as 4 µF, 2800 VDC, with a 70 A current rating.

The ABB 3BHL000986P0006 is typically maintained in existing high-power drive installations where replacing individual power section components is more practical than replacing the complete converter assembly. Engineers should verify capacitor ratings, discharge conditions, mounting arrangement, and the exact ACS6000 hardware configuration before installation.

3BHL000986P0006

Application Scenarios & Field Pitfalls (The Engineer’s Perspective)

Engineering Pain Point

A medium voltage drive can show unstable operation long before a complete power module failure occurs. DC link capacitor degradation is one possible cause. Increased ripple current, abnormal voltage fluctuation, or repeated converter alarms may indicate problems inside the power section. Replacing a capacitor in an ACS6000 system requires careful electrical checks because stored DC energy remains hazardous even after the input supply is disconnected.

The ABB 3BHL000986P0006 is used in applications where maintaining the original ACS6000 power architecture is required.

Typical Applications

• Mining Operations – Variable speed control for large conveyors, crushers, and grinding mills.
• Power Generation Plants – Medium voltage motor drives for pumps, fans, and auxiliary systems.
• Oil & Gas Facilities – Compressor and large pump motor control applications.
• Metallurgical Plants – High-power motor systems requiring precise speed regulation.

Technical Pitfalls to Avoid

1. DC Voltage Discharge Verification

   Never assume the capacitor is discharged after power removal. Confirm DC bus voltage has dropped to a safe level before handling.

2. Incorrect Capacitor Substitution

   A capacitor with similar physical dimensions may not have the required voltage, current, or ripple characteristics. Verify all electrical ratings.

3. Drive Configuration Verification

   The power section contains multiple capacitor and semiconductor assemblies. Confirm the exact position and part number before replacement.

Field note: Record the drive cabinet identification, capacitor location, fault history, and DC bus measurements before replacement. This information helps determine whether the capacitor is the actual failure source or only a symptom.

Related Products

• ABB Medium Voltage Drive
  Main drive platform where the 3BHL000986P0006 capacitor is applied. Used for large industrial motor speed control.
• ABB 3BHL000986P3001
  Related high-power semiconductor module used in ABB power conversion assemblies. Different function from the capacitor component.
• ABB 3BHB009183P0001
  Filter capacitor component used in ABB systems. Selection depends on the specific power circuit location.
• ABB 3BHB006516R0003
  Power capacitor component for applications with different capacitance and voltage specifications.
• ABB GMN961705P0016
  Current shunt component used for high-current measurement applications within drive systems.
• ABB ACS800 Series Drive Components
  Related ABB high-power drive hardware family. Compatibility depends on voltage class and converter design.
• ABB ACS880 Industrial Drive Platform
  Modern ABB drive family with different power module architecture. Not a direct replacement for components.
• ABB Power Electronics Modules
  Includes IGBT/IGCT assemblies, capacitors, and control interfaces used in medium voltage converter systems.