ABB ACS355-03E-02A4-4 Inverter Drive – 0.75 kW, 3PH, IP20
The ABB ACS355-03E-02A4-4 is a compact, high-efficiency 0.75 kW inverter drive engineered for controlling 3-phase AC motors in industrial machinery applications. With advanced motor control, built-in safety features like Safe Torque Off (STO), and universal compatibility with key fieldbus systems, it offers high performance in a space-saving IP20 R1 frame format.
This unit is ideal for OEMs and system integrators operating on 380–480 V supply networks who require fast installation, robust motor control, and exceptional energy efficiency for compact applications.
Technical Specifications
Model: ACS355-03E-02A4-4
Series: ABB ACS355
Drive Type: AC Variable Speed Drive (VSD)
Power Rating: 0.75 kW (1.0 HP)
Enclosure Type: IP20 / Open
Mounting: Panel Mount / Cabinet Integration
Frame Size: R1
Application Areas: Conveyors, mixers, pumps, automated handling, packaging machinery
Electrical Specifications
- Input Voltage: 380–480 V AC (±10%)
- Input Phase: 3-phase
- Input Frequency: 50/60 Hz
- Output Voltage: 0–480 V AC
- Output Frequency: 0–600 Hz
- Output Current (Nominal): 2.4 A
- Apparent Output Power: 1.7 kVA
- Efficiency Level: IE2
- Standby Power Loss: 7 W
- Brake Chopper: Integrated (braking resistor optional)
I/O & Communication Interfaces
- Analog Inputs: 2
- Analog Outputs: 1
- Digital Inputs: 5
- Digital Outputs: 1
- Relay Outputs: 1
- Comm Ports: RS-232, RS-485
- Supported Protocols: MODBUS, CAN, DeviceNet, PROFIBUS, LON, EtherNet/IP, PROFINET IO, TCP/IP
- Extension Support: ABB FlashDrop & Fieldbus Adapter Cards
Mechanical & Environmental
- Cooling Type: Air-cooled
- Mounting Orientation: Vertical
- Ambient Temperature: 0°C to +40°C (no derating)
- Weight: Approx. 1.3 kg
- Protection Rating: IP20 (UL Open Type)
Efficiency Performance (IEC 61800-9-2)
| Load Profile | Efficiency (%) |
|---|---|
| No Load 0 / 25% | 78.9% |
| No Load 0 / 50% | 86.9% |
| No Load 0 / 100% | 91.2% |
| Partial Load 50 / 25% | 88.3% |
| Partial Load 50 / 50% | 92.9% |
| Partial Load 50 / 100% | 95.2% |
| High Load 90 / 50% | 95.7% |
| High Load 90 / 100% | 97.0% |
Compliance & Safety
- CE Certified
- UL / cUL Recognized
- SIL 3 Compliant Safe Torque Off (STO)
- EMC & Harmonic Compliance: IEC/EN 61800-3
- RoHS Compliant
Product Highlights
✅ Compact R1 form factor for tight enclosures.
✅ Safe Torque Off (STO) built-in for enhanced safety.
✅ High efficiency up to 97.0% under full load.
✅ Dual analog inputs and integrated RS-485/RS-232 ports.
✅ Compatible with a wide range of motors and fieldbus networks.
📦 Available Now – ABB ACS355-03E-02A4-4 Inverter Drive
At Drive Outlet Megastore, we offer unbeatable ABB ACS355-03E-02A4-4 pricing and next-day UK dispatch. This 0.75 kW drive is perfect for OEM automation systems requiring compact, robust motor control with high reliability.
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