Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
Engineered to deliver exceptional motor control performance, the Mitsubishi Electric FR-A840-2.2K-1 is a highly reliable variable frequency drive (VFD) from the premium FR-A800 series. Designed for demanding three-phase industrial operations, this inverter provides precise speed and torque regulation for standard AC induction motors as well as permanent magnet motors. With a rated output capacity of 2.2 kW, it offers robust energy-saving capabilities, advanced vector control technology, and extensive network compatibility to ensure seamless integration into modern automation architectures.
The unit features versatile built-in communications, supporting RS-232, RS-422, and RS-485 protocols for direct connection to PLCs, HMIs, and supervisory control systems. Its industrial-grade construction is optimized for reliable heat dissipation and long-term durability in challenging environment conditions, making it an excellent choice for complex machine control and infrastructure applications.
| Parameter | Value |
|---|---|
| Manufacturer | Mitsubishi Electric |
| Model Number | FR-A840-2.2K-1 |
| Series | FR-A800 |
| Product Type | Variable Frequency Drive (VFD) / Inverter |
| Applicable Motor Capacity | 2.2 kW |
| Input Voltage Class | Three-phase 400 V |
| Output Rated Voltage | Three-phase 380 to 500 V |
| Output Rated Current | 6 A |
| Output Capacity | 4.6 kVA |
| External Communication Protocols | RS-232, RS-422, RS-485 |
| Height | 260 mm |
| Width | 150 mm |
| Depth | 140 mm |
| Shipping Weight | 4.5 kg |
Global Express Shipping
Returns & Warranty

Engineered to deliver exceptional motor control performance, the Mitsubishi Electric FR-A840-2.2K-1 is a highly reliable variable frequency drive (VFD) from the premium FR-A800 series. Designed for demanding three-phase industrial operations, this inverter provides precise speed and torque regulation for standard AC induction motors as well as permanent magnet motors. With a rated output capacity of 2.2 kW, it offers robust energy-saving capabilities, advanced vector control technology, and extensive network compatibility to ensure seamless integration into modern automation architectures.
The unit features versatile built-in communications, supporting RS-232, RS-422, and RS-485 protocols for direct connection to PLCs, HMIs, and supervisory control systems. Its industrial-grade construction is optimized for reliable heat dissipation and long-term durability in challenging environment conditions, making it an excellent choice for complex machine control and infrastructure applications.
| Parameter | Value |
|---|---|
| Manufacturer | Mitsubishi Electric |
| Model Number | FR-A840-2.2K-1 |
| Series | FR-A800 |
| Product Type | Variable Frequency Drive (VFD) / Inverter |
| Applicable Motor Capacity | 2.2 kW |
| Input Voltage Class | Three-phase 400 V |
| Output Rated Voltage | Three-phase 380 to 500 V |
| Output Rated Current | 6 A |
| Output Capacity | 4.6 kVA |
| External Communication Protocols | RS-232, RS-422, RS-485 |
| Height | 260 mm |
| Width | 150 mm |
| Depth | 140 mm |
| Shipping Weight | 4.5 kg |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
United States
|