Reliable Embedded Power Unit for ABB Drive Systems
The ABB AGPS-21C 64668064 Power Supply Module is a dedicated industrial-grade power unit designed for ABB drive architectures, particularly within GDR (Gate Drive and Control Power Supply) systems. It provides stable, regulated power to critical control electronics inside ABB frequency converters, ensuring consistent performance, safe operation, and long-term system reliability.
Engineered for integration inside ABB ACS800 and related drive platforms, this module plays a key role in maintaining proper voltage levels for control boards, communication circuits, and gate driver sections. Its compact PCB-based design makes it ideal for high-density drive assemblies where stability and thermal efficiency are essential.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | ABB |
| Product Type | Power Supply Module (GDR) |
| Model Number | AGPS-21C |
| Product ID | 64668064 |
| Function | Internal drive power supply for control & gate circuits |
| Input Voltage | 115 / 230 V AC (system dependent) |
| Output | 24 V DC regulated (typical GDR supply function) |
| Power Rating | Approx. 40 W |
| Application System | ABB ACS800 / GDR-based drive systems |
| Mounting Type | Internal PCB module |
| Protection Class | IP20 (inside enclosure) |
| Operating Temperature | -20°C to +50°C |
| Country of Origin | Finland / Czech Republic (varies by production batch) |
| Weight | Approx. 0.22 kg |
| Dimensions | Approx. 100 × 80 × 30 mm |
Application Areas
The AGPS-21C power supply module is widely used in industrial automation systems where stable internal control power is essential:
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ABB ACS800 drive systems
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GDR control and gate driver assemblies
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Industrial motor control cabinets
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Pump and fan drive systems
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Conveyor and material handling equipment
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Heavy industrial automation systems
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Retrofit and repair of ABB frequency converters
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OEM drive manufacturing and maintenance
It ensures that sensitive electronic control components receive clean and stable power, preventing system instability and faults.
Key Advantages
Stable Internal Power Regulation
Delivers consistent low-voltage power for sensitive drive electronics and control circuits.
High System Reliability
Reduces risk of drive faults caused by unstable auxiliary power supply conditions.
Compact Industrial Design
PCB-level integration allows seamless installation inside ABB drive modules.
Optimized for ABB Drive Architecture
Specifically engineered for compatibility with ABB GDR and ACS800 systems.
Low Power Loss & High Efficiency
Designed for efficient conversion and minimal thermal load inside control cabinets.
Maintenance-Friendly Replacement
Widely used in service and repair environments for ABB legacy drive systems.
Technical FAQs
1. What is the main function of the AGPS-21C module?
It provides regulated DC power for control and gate drive circuits inside ABB industrial drives.
2. Can this module be used outside ABB systems?
No. It is designed specifically for integration within ABB drive architectures.
3. What happens if the module fails?
The drive may lose control power, resulting in system shutdown or fault conditions.
4. Is it a high-power supply unit?
No. It is a low-power auxiliary supply (around 40W) for control electronics.
5. Which ABB systems commonly use it?
It is mainly used in ABB ACS800 and related GDR-based drive systems.
6. Is installation complex?
It requires installation inside a compatible ABB drive enclosure and should be handled by qualified technicians.
7. Does it provide output protection?
Yes. It is designed with internal protection suitable for industrial control environments.
8. Can it be repaired?
In most cases, replacement is preferred due to PCB-level complexity.
9. Is it sensitive to heat?
Like most control electronics, it should operate within recommended temperature limits for reliability.
10. Is this module still widely used?
Yes. It remains common in maintenance, refurbishment, and legacy ABB drive support.
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