ABB · Industrial Automation > Generator Excitation > UNITROL Series
3BHE024577R0101
UFC921AE0101 Signal Interface Board
ABB
3BHE024577R0101
ABB 3BHE024577R0101 (UFC921AE0101) Signal Interface PCB for UNITROL generator excitation systems. Multi-channel analog/digital signal isolation, rotor voltage/current sampling, pulse signal amplification, fault signal feedback. Optoelectronic isolation design for EMI suppression.
Specifications
| core_model | 3BHE024577R0101 (Alias: UFC921AE0101) |
|---|---|
| product_type | Excitation System Signal Interface PCB Board |
| compatible_system | ABB UNITROL 1000, UNITROL 2000 |
| power_supply | Aux 24VDC (18-36VDC); Main signal loop 110/220VAC 50/60Hz |
| signal_channels | 8-channel isolated analog sampling; 12-channel digital trigger pulse output; 4-channel fault feedback input |
| isolation | Channel-to-channel: 1500VAC; Primary-secondary: 2500VAC |
| communication | Internal backplane bus (proprietary); RS485 auxiliary, Modbus RTU compatible |
| response_speed | Signal sampling <=3ms; Trigger pulse delay <=1us |
| operating_temp | -20C to +70C (storage: -40C to +85C) |
| dimensions | 220mm x 130mm x 35mm (Eurocard rack) |
| vibration | IEC 60068-2-6: 10-150Hz, amplitude 1mm |
| origin | Switzerland (ABB factory) |
| hs_code | 8537101190 |
Product Description
ABB 3BHE024577R0101 (UFC921AE0101) Signal Interface PCB for UNITROL generator excitation systems. Multi-channel analog/digital signal isolation, rotor voltage/current sampling, pulse signal amplification, fault signal feedback. Optoelectronic isolation design for EMI suppression.
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