ABB DSQC345B Rectifier Unit / Power Conversion Module
The ABB 3HAB8101-2, also cataloged as DSQC345B Rectifier Unit / Power Conversion Module, operates as a dedicated hardware component for AC-to-DC rectification within ABB S4C/S4C+ robot drive power systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DSQC345B |
| Brand | ABB |
| Part Number | 3HAB8101-2 |
| Origin | Global Manufacturing Facility |
| Weight | Varies by supplier inventory; verify upon receipt |
| Dimensions | Standard S4C/S4C+ cabinet form factor |
| Operating Temp | 0 deg C to 55 deg C |
| Power Consumption | Determined by drive system load requirements |
| Primary Function | AC-to-DC rectification for robot drive power systems |
| Compatible Systems | ABB S4C / S4C+ robotics controllers |
Backplane Bus Communication Velocity & Power Regulation
The unit regulates incoming AC supplies into stable DC bus voltages required by drive amplifiers across deterministic backplane bus architectures. Firmware flash compatibility and integrated heat sink dissipation profiles maintain uniform thermal performance under heavy dynamic load conditions, preventing premature voltage sag during rapid multi-axis robotic movements.
Frequently Asked Questions
Q: Can the DSQC345B rectifier module be hot-swapped while the S4C controller is energized?
A: No. Main power must be completely disconnected and DC bus capacitors fully discharged before extracting or inserting the unit to prevent severe electrical arcing.
Q: What primary subsystem does this module interface with inside the controller?
A: It directly supplies rectified DC power to the robot drive amplifiers and internal power distribution busses.
Field Installation Guidelines
- Enclosure Mounting: Secure the module firmly inside the designated power cabinet slots of the ABB S4C/S4C+ controller using proper mechanical hardware.
- Wiring & Grounding: Route high-voltage AC input and DC bus cables away from low-voltage signal lines, and fasten all protective earth ground straps securely to the cabinet chassis.
- Thermal Clearance: Ensure adequate airflow around the unit's cooling profile to prevent thermal overload during continuous operation.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
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| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
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| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
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