| Item Category | Verified Official Technical Parameter |
|---|---|
| Full Type Code | ACS880-104-0590A-5 +E205 +G304 +N8201 +V112 |
| Product Series | ACS880-104 Air-Cooled Multidrive Inverter Module (Common DC Bus INU) |
| Frame Size | Single R8i air-cooled module |
| Rated Output Current (I₂N) | 590 A (valid for -5 voltage code: 380–500 V AC grid / 525–700 V DC bus) |
| Nominal Motor Power | 490 kW at nominal 500 V DC bus; power de-rates under lower DC voltage |
| DC Bus Operating Range | 525–700 V DC, matched to 380–500 V AC supply units (DSU/ISU) |
| Cooling System | Forced air cooling with speed-regulated internal auxiliary fans; no liquid coolant circuit |
| Core Control Algorithm | ABB DTC Direct Torque Control, encoderless closed-loop torque regulation |
| +E205 Option Definition | Enhanced du/dt filter upgrade for motor cables up to 300m; base module has standard du/dt filter |
| +G304 Option Definition | 115 V AC auxiliary power for fans & control circuits (differs from 230V +G301) |
| +N8201 Option Definition | DNP3 fieldbus adapter for substation SCADA and power system monitoring |
| +V112 Option Definition | Modified X50 fan power connector pinout; wiring change only, control logic unchanged |
| Standard Safety Function | STO Safe Torque Off, TÜV Nord certified SIL2 / PL d functional safety |
| Full-Load Module Efficiency | ≥98.5% under nominal rated operating conditions |
| Enclosure Class (Module Only) | IP20 open frame, designed for integration into customer cabinets |
| Max Output Frequency Range | 0–500 Hz for high-speed motor equipment |
| PCB Protection | Conformal coated circuit boards as standard for corrosive industrial environments |
| Parallel Expandability | Multiple R8i modules support parallel connection to boost total system power |
| Distinction Note | ACS880-104 = air-cooled; ACS880-104LC = liquid-cooled variant |
ACS880-104-0590A-5 R8i air-cooled inverter module is a high-power common DC bus multidrive unit built for multi-motor coordinated industrial systems across mining, metallurgy, water pumping and factory production lines. It adopts forced air cooling with speed-controlled fans, eliminating liquid cooling piping, coolant tanks and auxiliary heat exchangers, simplifying cabinet layout and cutting initial system investment compared to LC liquid-cooled models. The 590A rated output delivers stable 490kW driving capacity at 500V DC bus, supporting induction, permanent magnet and synchronous motors via high-precision encoder-free DTC torque control.
The full option package meets diverse site demands: +E205 enhanced du/dt filter suppresses voltage reflection for ultra-long field motor cables; +G304 115V auxiliary power fits North American and marine grid standards without extra transformers. N8201 DNP3 communication adapter transmits drive running data to substation SCADA for centralized power load monitoring, while V112 modified X50 fan connector adapts special cabinet wiring specifications.
Built-in SIL2 STO safety function complies with global machinery safety standards to lock torque during equipment maintenance. Conformal coated PCBs resist chemical vapor and high humidity, and parallel R8i module stacking allows flexible power expansion for large multi-drive production lines. With 98.5% ultra-high full-load efficiency, it reduces long-term power consumption for round-the-clock continuous operation. Without complex liquid cooling loops, this air-cooled module lowers daily maintenance workload, ideal for metal rolling lines, large municipal pump stations, cement production and general industrial multi-motor coordination systems.
