Overview
Specification
| Parameter | Description |
|---|---|
| Model Number | UFC921A101 |
| ABB Part Number | 3BHE024855R0101 |
| Revision | Rev G |
| Module Type | Circuit Board / Control Module |
| Operating Voltage | 24–48 VDC nominal |
| Input Signals | Digital and analog input channels |
| Output Signals | Digital and analog outputs for drive control |
| Communication | ABB proprietary bus interface |
| Operating Temperature | -20°C to 60°C |
| Storage Temperature | -25°C to 70°C |
| Mounting | Panel or slot-based mounting in drive enclosure |
| Protection Features | Overvoltage, short circuit, thermal protection |
| LED Indicators | Status and fault indication |
| Weight | Approx. 0.75 kg |
| Dimensions | 180 x 120 x 35 mm |
| Standards Compliance | IEC 61131-2, IEC 60947 series |
FAQ
- Q: Is the UFC921A101 compatible with older ABB drive models?
A: Yes, it integrates with many legacy ABB drive systems, but verify compatibility with specific model revisions. - Q: What environments can this circuit board operate in?
A: It operates reliably in industrial conditions with temperatures from -20°C to 60°C and moderate vibration. - Q: Does ABB provide installation support?
A: Yes, ABB offers comprehensive manuals and customer support for setup and troubleshooting. - Q: Can this board be used for new installations as well as retrofits?
A: Absolutely. It is designed for both new drive setups and upgrading existing systems. - Q: How can I ensure long-term performance?
A: Routine inspections, firmware updates, and proper cooling will maintain optimal board functionality.
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