The RINT-6421C (Product ID: 68638721C) is a high-voltage main circuit connection interface and power board manufactured by ABB for execution inside ACS800 variable frequency drive systems. This multi-function board acts as a specialized driver board and power distribution platform, bridging high-voltage input networks and low-voltage inverter control electronics. Engineered to withstand continuous multi-phase distribution loads up to 660V and 690V power lines, the internal hardware controls gating pulses sent to downstream power semiconductors while ensuring clean measurement isolation across critical power inversion loops. It functions as an integral factory-specified power board for deep system-level repair and component overhaul.
High-voltage insulation architecture optimized for stable operation up to 690V AC line networks
Direct integration handling gating control signal processing for high-power semiconductor drive systems
Heavy-duty multi-layered circuit board base built to minimize electrical noise tracking across inverter loops
Standardized footprint layout matching factory-specified frame dimensions for standard ACS800 series cabinets
Gate driver signal distribution loops in industrial ACS800 variable frequency drives
High-voltage multi-phase industrial motor control inverter panel assemblies
System-level drive maintenance and power module repair installations
| Parameter | Specification |
| Manufacturer | ABB |
| Model | RINT-6421C |
| Product ID | 68638721C |
| Product Name | Power Board / Driver Board |
| Compatible Drive Series | ACS800 |
| Voltage Rating | 660V / 690V AC |
| Part Type | New / Repair |
| Minimum Order Quantity | 1 piece |
Disconnect all primary incoming high-voltage mains and verify that all internal DC link capacitors have completely discharged before accessing the internal layout.
Wear a calibrated anti-static grounding wrist strap throughout the installation to avoid subjecting internal components to electrostatic damage.
Secure the card base onto the interior drive framework using verified hardware fasteners to maintain proper structural grounding contact points.
Verify that all multi-pin gate ribbon cables and terminal blocks are seated firmly with absolute polarity to prevent immediate inverter bridge failures.
Global Express Shipping
Returns & Warranty
Manufacturer: ABB
Product No.: RINT-6421C
Country of origin:Sweden
Product Type: Driver Board
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 1080g
Dimensions: 18.5 cm x 8.5 cm x 30.5 cm
Shipping port: Xiamen
Warranty: 12 months
The RINT-6421C (Product ID: 68638721C) is a high-voltage main circuit connection interface and power board manufactured by ABB for execution inside ACS800 variable frequency drive systems. This multi-function board acts as a specialized driver board and power distribution platform, bridging high-voltage input networks and low-voltage inverter control electronics. Engineered to withstand continuous multi-phase distribution loads up to 660V and 690V power lines, the internal hardware controls gating pulses sent to downstream power semiconductors while ensuring clean measurement isolation across critical power inversion loops. It functions as an integral factory-specified power board for deep system-level repair and component overhaul.
High-voltage insulation architecture optimized for stable operation up to 690V AC line networks
Direct integration handling gating control signal processing for high-power semiconductor drive systems
Heavy-duty multi-layered circuit board base built to minimize electrical noise tracking across inverter loops
Standardized footprint layout matching factory-specified frame dimensions for standard ACS800 series cabinets
Gate driver signal distribution loops in industrial ACS800 variable frequency drives
High-voltage multi-phase industrial motor control inverter panel assemblies
System-level drive maintenance and power module repair installations
| Parameter | Specification |
| Manufacturer | ABB |
| Model | RINT-6421C |
| Product ID | 68638721C |
| Product Name | Power Board / Driver Board |
| Compatible Drive Series | ACS800 |
| Voltage Rating | 660V / 690V AC |
| Part Type | New / Repair |
| Minimum Order Quantity | 1 piece |
Disconnect all primary incoming high-voltage mains and verify that all internal DC link capacitors have completely discharged before accessing the internal layout.
Wear a calibrated anti-static grounding wrist strap throughout the installation to avoid subjecting internal components to electrostatic damage.
Secure the card base onto the interior drive framework using verified hardware fasteners to maintain proper structural grounding contact points.
Verify that all multi-pin gate ribbon cables and terminal blocks are seated firmly with absolute polarity to prevent immediate inverter bridge failures.
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Green
|
| Country of origin |
Sweden
|
| Power source |
DC Power
|
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