Description

ABB 3AUA0000092410 (ZPOW‑791) Inverter Internal Power Supply Board

Technical Specifications

• Product Model: 3AUA0000092410 (ZPOW‑791)
• Brand: ABB
• Warranty: One Year
• Input Voltage: Drive internal auxiliary input, derived from ACS880 power unit
• Operating Temperature: ‑10 °C ~ +60 °C
• Storage Temperature: ‑40 °C ~ +85 °C
• Response Time: Fault protection <10 ms
• Protection Class: IP20 (inside drive chassis)
• Accuracy Class: Industrial drive control‑power grade
• Output Frequency: Not applicable
• Rated Current: Multi‑channel regulated DC outputs for control logic, interface and panel circuits
• Compatibility: ACS880‑01 R9 frame, ACS880‑104 R6i, R7i multidrive units
• On‑board Functions: Auxiliary power generation, fault monitoring, voltage supervision
• Indicators: On‑board LED for power‑ok and fault status
• Humidity: 5‑95 % RH, non‑condensing
• Weight: 0.45 kg
• Dimensions: 150 × 100 × 85 mm

Product Overview

The 3AUA0000092410, designated ZPOW‑791, is an internal auxiliary power supply PCB for ABB ACS880 series industrial frequency converters. It generates multiple regulated DC supply rails for drive CPU board, fieldbus communication interfaces, I/O circuits and control panel hardware.

This board takes auxiliary power from the main drive power unit and converts it into stable, noise‑suppressed DC voltages for all low‑voltage control subsystems. Built‑overvoltage, over‑current and thermal monitoring circuits protect downstream control electronics. On‑board LED provides visual status feedback for fast on‑site troubleshooting. It is a plug‑in replacement spare part for R9 single‑drive and R6i/R7i multidrive frames. Original OEM production is mature status; widely available as surplus / refurbished spare parts for drive maintenance and retrofit projects.

Application Notes

‑ Exclusively for ABB ACS880‑01 R9 and ACS880‑104 R6i/R7i multidrive frames; do not use for other drive frame sizes. ‑ Strict ESD precautions required during handling and replacement. ‑ Isolate all drive main‑circuit and auxiliary power before board removal; not hot‑swappable. ‑ Install inside drive chassis; maintain adequate cabinet cooling airflow to avoid over‑temperature. ‑ Verify hardware revision compatibility before spare‑part replacement. ‑ Follow ABB ACS880 service manual for installation and post‑replacement power‑on inspection. ‑ Typical deployment: heavy‑industry motor‑drive maintenance, pulp‑and‑paper, mining, metallurgy, water‑treatment plant drive‑system spare‑part stocking.