Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The ABB GD C801 A101 3BHE024747R0101 short-circuit protection board is a specialized protection circuit board designed for high-power ABB drives and converter systems . Its primary function is to safely short-circuit the DC bus voltage in the event of overvoltage or internal faults , thereby protecting sensitive semiconductor devices such as IGCTs and IGBTs .
The GD C801 A101 utilizes high-reliability components and a robust PCB design to ensure precise triggering and fast response, thereby preventing catastrophic failure in industrial drives. The board integrates trigger circuitry, sensing resistors, and control logic , allowing for seamless integration with drive control systems.
The crowbar board is crucial for ensuring reliability and safety in medium and high voltage drive applications , where sudden voltage spikes could damage power electronics. Its modular design makes it easy to install and maintain within ABB drive cabinets.
Technical specifications
| scope | Specification |
|---|---|
| Product Model | GD C801 A101 |
| Manufacturer | ABB |
| Part Number | 3BHE024747R0101 |
| Product Type | Crowbar Board |
| Function | DC bus overvoltage protection |
| Rated voltage | Nominal 3.3 kV |
| Current handling | Peak current up to 4000 A |
| Trigger Type | Fast response electronic trigger |
| Control interface | TTL/Logic Level Input |
| Response time | <5 microseconds |
| Number of components | >200 electronic components |
| PCB layer number | 4-layer high current PCB |
| Operating temperature range | -20°C to +65°C |
| Storage temperature range | -40°C to +85°C |
| Insulation resistance | >100 megohms |
| Dielectric strength | 2000 Vrms |
| Installation Type | Rack mount/slot mount |
| Connector Type | High current terminals and logic connectors |
| Dimensions (length × width × height) | 150×120×30 mm |
| weight | 0.8 kg |
| obey | CE、IEC 60204、RoHS |
Product Application
ABB GD C801 A101 crowbar boards are widely used in ABB power electronic systems, especially where overvoltage protection is critical .
Key applications include:
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Medium Voltage Drives: Provides protection for ABB MV drives, preventing overvoltage damage to IGCT or IGBT modules.
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Converter Unit: Acts as a safety device for the rectifier and inverter sections.
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Industrial automation systems: Protecting sensitive components in high-power motor control units.
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Energy storage systems: Protect DC bus electronics from voltage surges in batteries or capacitor banks.
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Wind turbines and hydroelectric generators: Ensuring reliable protection of drive modules in renewable energy applications.
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Robotics and heavy machinery: Protect power electronics from transient voltage spikes during high-load operation.
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Customized power modules: Can be integrated into customized ABB power electronic assemblies.
Product Advantages
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Fast overvoltage protection: Trigger circuit responds within microseconds to prevent component damage.
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High Current Capability: Designed to safely handle peak currents up to 4000 A.
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Reliable logic integration: compatible with ABB control signals to achieve seamless triggering.
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Compact and modular design: fits into ABB racks and is easy to maintain or replace.
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Robust thermal management: High-current PCB design dissipates heat effectively.
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Durable Construction: High-quality PCB and components for industrial-grade reliability.
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Enhanced safety: Protection against catastrophic failure of high-voltage drives.
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Flexible installation: slot or rack mounting for multi-functional integration.
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Compliance Certifications: Complies with RoHS, CE, and IEC industrial safety standards.
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Maintenance-friendly layout: Connectors and components are arranged for easy servicing.
Frequently Asked Questions (FAQ)
-
What is the main function of the GD C801 A101 crowbar board? It provides overvoltage protection
for the DC bus system in ABB drives , preventing damage to power semiconductors. -
What is the peak current capability of this board? The board can handle up to 4000 A of peak current during a crowbar activation event .
-
What semiconductor devices can this Crowbar Board protect?
It can protect IGCT, IGBT and similar high-power semiconductor modules in drive systems . -
What is the response time of this board?
The response time of the GD C801 A101 is less than 5 microseconds , ensuring fast protection. -
How is the board triggered?
The board uses an electronic fast trigger circuit that is compatible with TTL or logic level inputs of ABB control systems. -
Can this board be used in medium voltage applications?
Yes, it is rated for 3.3 kV and is suitable for use with ABB medium voltage drives. -
What types of connections are there on the board? It has high current terminals
for the DC bus connections and logic connectors for the control interface . -
Is this motherboard compliant with industrial standards?
Yes, it complies with CE, IEC 60204 and RoHS standards. -
What is the operating temperature range?
The board can operate between -20°C and +65°C , making it suitable for industrial environments. -
Can the board be integrated into an existing ABB rack? Yes, it supports rack or slot mounting
for ABB drives and converter systems .
Related models (same series)
| model | describe | category |
|---|---|---|
| ABB GD C801 A102 | Crowbar board with enhanced trigger logic | Protective PCB |
| ABB GD C801 A103 | High current crowbar board | Protective PCB |
| ABB GD C801 A104 | Integrated crowbar and sensor board | Protective PCB |
| ABB GD C801 A105 | Crowbar board with additional diagnostic capabilities | Protective PCB |
| ABB GD C801 A106 | Crowbar Plates for Custom Medium Voltage Drives | Protective PCB |
| ABB GD C801 A107 | Modular crowbar interface board | Protective PCB |
Popular ABB models (same brand)
| model | describe | category |
|---|---|---|
| ABB ACS6000 | Medium voltage drives | Drive system |
| ABB ACS580 | Low voltage drive | Drive system |
| ABB AI810 | Analog input modules | I/O model |
| ABB AO810 | Analog output module | I/O model |
| ABB DI810 | Digital input modules | I/O model |
| ABB DO810 | Digital output modules | I/O model |
