Description

Product Overview

The ABB 3BHE021951R0124 is identified by ABB product records as KV C758 A124: IPS DUAL; VOLTAGE SUBPRINT. It is a compact voltage subprint used in ABB ACS5000 medium-voltage drive equipment. ABB’s product data classifies it as a voltage subprint, with a net weight of approximately 0.26 kg and Switzerland listed as the country of origin. The assembly is associated with the ACS5000 water-cooled drive platform and forms part of the internal power-electronics circuitry rather than a general-purpose PLC or DCS I/O module.

Its designation indicates a dual-voltage function within the IPS architecture. Because this is an internal drive subassembly, exact identification is especially important during maintenance. Personally, I would match the complete ABB ordering number, board designation, revision, and host-drive configuration before approving a replacement.

Technical Specifications

ABB’s published product information explicitly identifies the part as KV C758 A124: IPS DUAL; VOLTAGE SUBPRINT, lists ACS5000 Water Cooled as an applicable product, and specifies a 0.26 kg net weight and customs tariff number 85049099.

ABB KV C758 A124 3BHE021951R0124

Key Features and Benefits

• Designed for ABB ACS5000 medium-voltage drive systems.
• Compact subprint construction for integration inside the drive’s power-electronics architecture.
• Dedicated voltage-related function within the IPS subsystem.
• Suitable for maintenance replacement of an existing matched board assembly.
• Low physical weight makes it practical for critical-spare inventory.
• Exact ordering-number control helps prevent substitution with visually similar drive PCBs.
• Appropriate for planned maintenance and lifecycle support of ACS5000 installations.

The part is sometimes incorrectly described in secondary listings as a generic control module or input module. ABB’s own product identification is more specific: KV C758 A124, IPS DUAL; VOLTAGE SUBPRINT.

Related Models

KVC758: The broader ABB type-designation family associated with this voltage subprint assembly. The exact suffix determines the installed hardware configuration.

ACS5000 Water Cooled: The ABB medium-voltage drive platform explicitly associated with this spare-part reference in ABB product data.

3BHE020356R0101: ABB GFD 212A I/O-related module appearing in the same broader ACS5000/drive spare environment, but it performs a different function and should not be considered interchangeable.

3BHE006412R0101: ABB current/voltage measurement interface associated with drive power electronics. It has a different measurement function from the voltage subprint.

Installation and Maintenance

Before replacement, isolate the drive and follow the applicable ABB medium-voltage safety procedures. Record the installed board designation, revision, connector positions, and associated wiring before removal. Because this is an internal drive power-electronics component, maintenance should be performed only by personnel qualified for the relevant equipment and voltage level.

Inspect the mating connectors and PCB for heat damage, contamination, discoloration, or mechanical stress. After replacement, perform the manufacturer’s prescribed commissioning and diagnostic checks before returning the drive to service.

For warehouse storage, keep the subprint in ESD-safe protective packaging and maintain clear part-number traceability. Avoid unnecessary connector handling and protect the board from moisture and mechanical shock.

Product Warranty

Warranty terms depend on supplier condition and testing status. New, surplus, refurbished, and repaired units may carry different warranty coverage, so procurement documentation should specify the exact ABB part number, board condition, inspection status, and warranty period.

For ABB 3BHE021951R0124, the primary acceptance criteria are exact type-designation matching, correct ACS5000 compatibility, physical condition, and successful functional verification. ABB’s product record confirms this reference as a KV C758 A124 IPS Dual Voltage Subprint, which should be used as the baseline description for purchasing and inventory records.