| Parameter | Value |
|---|---|
| Full Model ID | FR-F840-08660-2-60 |
| Extended Product Type | Variable Torque Energy-saving Inverter (Fan & Pump Special High Power Unit) |
| Product Series | FREQROL FR-F840 400V Ultra High Power Series |
| Target Load Type | Variable torque: large industrial fans, centrifugal pumps, blowers, mine ventilation, municipal water & sewage treatment plants |
| SLD Super Light Duty Rated Motor Power | 450 kW |
| SLD Super Light Duty Continuous Output Current | 866 A |
| LD Light Duty Rated Motor Power | 400 kW |
| LD Light Duty Continuous Output Current | 770 A |
| Input Power Supply | 3-phase AC 380–500 V, 50/60 Hz |
| Allowable Input Voltage Deviation | 323 V ~ 550 V |
| Output Frequency Range | 0.2 Hz ~ 590 Hz |
| Control Algorithms | V/F Control, Advanced Magnetic Flux Vector, PM Sensorless Vector |
| SLD Overload Capacity | 110% rated current for 60 s; 120% for 3 s @40°C ambient |
| LD Overload Capacity | 120% rated current for 60 s; 150% for 3 s @50°C ambient |
| Enclosure Protection Class | IP00 open frame, mandatory installation inside dedicated high-power control cabinet |
| Cooling System | Heavy-duty dual large forced air fan cooling system |
| Built-in Standard Functions | SIL3/PLe STO Safe Torque Off, integrated EMC filter, multi-loop PID, cumulative energy consumption monitor, sequential control for max 4 parallel pumps, embedded PLC logic |
| Standard Communication Interface | Modbus RTU onboard; expandable CC-Link IE Field, BACnet/IP, Modbus TCP via option cards |
| Auxiliary Control Power Terminal | Independent single-phase 380–500V auxiliary control power supply |
| Compatible Local Operator Panel | FR-DU08 5-digit LED display unit |
| Overall Dimensions (H×W×D) | 1080 mm × 750 mm × 420 mm |
| Net Weight | 222 kg |
| Supported Motor Types | 3-phase Induction Motors, Permanent Magnet Synchronous Motors |
| Global Certifications | CE, UL/cUL, UKCA, CCC, EAC |
| Operating Ambient Temperature | SLD mode: -10°C ~ +40°C; LD mode: -10°C ~ +50°C; derate 3% output per °C above threshold |
| Altitude Derating Rule | No power derating below 1000m; derate 3% output for every extra 500m above 1000m |
