This is a 3‑phase, 480‑V class machinery drive with 10 HP / 7.5 kW rating, frame size B, IP20.
Core Electrical Ratings
| Parameter | Value | Notes |
|---|---|---|
| Model | ACS850‑04‑018A‑5 | |
| Supply Voltage | 3‑phase 380–500 V AC, +10% / -15% | 50/60 Hz ±5% |
| Nominal Output Current (I₂N) | 18 A | Continuous, no overload at 40 °C |
| Max Output Current (Iₘₐₓ) | 21 A | 10 s at start; limited by thermal conditions |
| Light‑duty Current (I_Ld) | 16.8 A | 110% for 1 min/5 min at 40 °C |
| Heavy‑duty Current (I_Hd) | 14 A | 150% for 1 min/5 min at 40 °C |
| Output Voltage | 3‑phase 0–supply voltage | |
| Output Frequency | 0–500 Hz | |
| Nominal Motor Power | 7.5 kW (10 HP) | Heavy‑duty / constant torque |
| No‑overload Power (P_N) | 7.5 kW (10 HP) | |
| Light‑duty Power (P_Ld) | 7.5 kW (10 HP) | |
| Heavy‑duty Power (P_Hd) | 7.5 kW (10 HP) | |
| DC Bus Voltage | 485–675 V DC ±10% | |
| Control Voltage | 24 V DC external |
Mechanical & Environmental
| Parameter | Value | |
|---|---|---|
| Frame Size | B | |
| Enclosure | IP20 (UL open type) | |
| Dimensions (H×W×D) | 381 × 102 × 274 mm (15 × 4 × 10.8 in) | |
| Weight | ~5.2 kg (11.5 lb) | |
| Cooling | Forced air | |
| Ambient Temp | −10 °C to +55 °C (derate above 40 °C) | |
| Altitude | Up to 4000 m (derate above 1000 m: 1%/100 m) | |
| Humidity | 5–95% RH, non‑condensing |
Key Features
- Control: Direct Torque Control (DTC) or scalar; supports induction, PM, SynRM motors
- Safety: Safe Torque Off (STO) SIL 3 / PL e (EN ISO 13849‑1)
- Braking: Built‑in brake chopper; external resistor JBR‑04 (40 Ω, 73 kJ, 360 W)
- Communications: Embedded Modbus; optional fieldbus (PROFINET, EtherNet/IP, Modbus TCP, PROFIBUS, CANopen, etc.)
- I/O: 6 DI, 2 DI/O, 3 RO, 2 AI, 2 AO; expandable via FIO modules
- Programming: Embedded PLC (SPC function blocks)
Protection Functions
- Overcurrent, short‑circuit, earth fault
- DC over/undervoltage
- Motor thermal, stall, phase loss
- External fault, power limits
