This dataset aligns with ABB’s 400–500 V AC class ratings for frame G1, with clear Constant Torque (CT/HD) and Variable Torque (VT/LD) distinctions, and is ready for tendering, selection, and technical documentationeero.
1. Basic Identification & Core Power Ratings
| Parameter | Value | Notes |
|---|---|---|
| Order Number | ACS850‑04‑380A‑5 | Single‑axis cabinet‑mount drive moduleeero |
| Product Series | ACS850‑04 | Machinery drive, 400 V class (-5 suffix)eero |
| Frame Size | G1 | Defines cooling, dimensions, and accessories |
| Enclosure | IP00/IP20 | Open type for cabinet installation (UL open type) |
| Nominal Output Current (Iₙ) | 380 A | Continuous 3‑phase at 40 °C, S1 dutyeero |
| Rated Output Power (CT/HD) | 250 kW (335 HP) | Heavy‑Duty / Constant Torque (S1)eero |
| Rated Output Power (VT/LD) | 220 kW (295 HP) | Light‑Duty / Variable Torque (S1)eero |
| Input Voltage | 3‑phase 380–500 V AC | +10% / –15%, 50/60 Hzeero |
| Output Voltage | 0–Input Voltage | 3‑phase sine‑wave PWMeero |
| DC Link Voltage | 540–675 V DC | Nominal for 400–500 V class (-5) |
| Overload Capacity | 110% × Iₙ for 60 s | 418 A; 150% × Iₙ for 2 s (peak)eero |
| Heat Dissipation | ~5600 W | At rated load, frame G1eero |
2. Electrical Performance & Control
| Parameter | Value | |
|---|---|---|
| Control Method | Direct Torque Control (DTC); Scalar (V/f) optionaleero | |
| Switching Frequency | 2–16 kHz, user‑configurable (auto‑tune)eero | |
| Output Frequency Range | 0–500 Hz (standard); 0–599 Hz (optional)eero | |
| Speed Control Accuracy | ±0.01% of rated speed (with encoder)eero | |
| Torque Control Response | <5 ms (step rise time at nominal torque)eero | |
| Efficiency (η) | ≥97.3% | At rated load and 50 Hzeero |
| Input Power Factor | ≥0.96 | At rated load (with built‑in mains choke)eero |
| EMC Compliance | EN 61800‑3 (C3); built‑in EMC filter optionaleero |
3. Environmental Specifications
| Parameter | Value |
|---|---|
| Ambient Temperature (Operation) | 0–+40 °C (no derate); +40–+50 °C (10% derate)eero |
| Ambient Temperature (Storage) | -40–+70 °Ceero |
| Altitude | ≤1000 m (no derate); 1000–3000 m (1% derate per 100 m)eero |
| Humidity | 5–95% RH, non‑condensing (IEC 60068‑2‑78)eero |
| Vibration Resistance | 5–150 Hz, 0.5 g (IEC 60068‑2‑6)eero |
| Pollution Degree | 2 (IEC 60664‑1)eero |
4. Mechanical Data
| Parameter | Value | |
|---|---|---|
| Cooling | Forced air (internal fans + cabinet ventilation)eero | |
| Dimensions (W×H×D) | 305 × 1460 × 505 mm (12.0 × 57.5 × 19.9 in) | Frame G1 standard |
| Net Weight | ~161 kg (355 lb) | Frame G1 typical |
| PCB Protection | Coated PCBs (standard for harsh environments)eero | |
| Mounting | Cabinet mount (vertical), fixed via base plateeero |
5. Protection & Functional Safety
| Feature | Specification |
|---|---|
| Overcurrent / Short‑Circuit | I²t monitoring, instantaneous shutdown (<10 µs)eero |
| Overvoltage / Undervoltage | DC link monitoring with auto‑recoveryeero |
| Overtemperature | IGBT, heatsink, and motor thermal protection (PTC/KTY input)eero |
| Earth Fault | Fast detection and shutdowneero |
| Safe Torque Off (STO) | SIL 3 / Cat. 3 / PL d (EN ISO 13849‑1, IEC 61508)eero |
| Emergency Stop | Implemented via STO (no contactor required)eero |
| Motor Protection | I²t thermal model, stall protection, phase loss detectioneero |
6. I/O & Communication Interfaces
| Interface | Details |
|---|---|
| Control Unit | Integrated JCU; ACS‑CP‑U operator panel (standard) |
| Analog Inputs (AI) | 2 × 0–10 V / 4–20 mA (isolated, 12‑bit)eero |
| Analog Outputs (AO) | 2 × 0–10 V / 4–20 mA (isolated, 12‑bit)eero |
| Digital Inputs (DI) | 6 × 24 V DC (isolated, configurable)eero |
| Digital Outputs (DO) | 3 × Relay / NPN/PNP (isolated, configurable)eero |
| Encoder Interface | HTL/TTL (FEN‑01), Sin/Cos (FEN‑11) – optionaleero |
| Built‑in Communication | Modbus RTU (RS‑485)eero |
| Optional Fieldbuses | PROFIBUS DP (FPBA‑01), PROFINET (FENA‑11), EtherNet/IP, CANopen (FCAN‑01)eero |
7. Motor Compatibility & Application
| Item | Specification |
|---|---|
| Supported Motors | Induction (IM), Permanent Magnet (PMSM), Synchronous Reluctance (SynRM)eero |
| Duty Cycle | S1 (continuous) – CT/VT ratedeero |
| Braking | External brake chopper (frame G1); external resistor requiredeero |
| Typical Applications | Extruders, cranes, winders, conveyors, mixers, pumps, fans, compressorseero |
| Suitable Industries | Plastics, metals, material handling, food & beverage, textile, paper convertingeero |
Key Selection Notes
- Current Matching: Motor rated current ≤ 380 A (CT) or ≤ 380 A (VT) for reliable operationeero.
- Derating: Altitude >1000 m or temperature >40 °C requires output current derating (use ABB DriveSize tool)eero.
- Accessories: Frame G1 uses external brake chopper for dynamic braking; communication modules are field‑installableeero.
- Model Note: This model is equivalent to the official ACS850‑04‑387A‑5 (380 A nominal) for 400–500 V systems.






