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Mitsubishi's FR-S540E-3.7K-EC inverter drive is configured to deliver reliable performance. It is designed for operation with three-phase systems at voltage ratings between 380V and 480V.
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| Manufacturer | Mitsubishi |
|---|---|
| Product Line | FREQROL FR |
| Part Number | FR-S540E-3.7K-EC |
| Weight | 4.56 lbs (2.07 kg) |
| Environmental Tolerances | Temperature: -10°C to +50°C, Humidity: up to 90% RH (non-condensing) |
| Ramp Up/Down Timing Settings | Configurable from 0, 0.1 to 999 seconds with linear or S-pattern modes |
| Frequency Adjustment Precision | 1/500 for 5VDC input, 1/1000 for 10VDC input, Digital: 0.1 Hz (below 100Hz), 1 Hz (above 100Hz) |
| Frequency Range of Operation | 0.5 to 120Hz, with configurable start frequency |
| Control Modes | Soft-PWM, high carrier frequency PWM, V/F control, automatic torque boost |
| Motor Power Rating | Compatible with 3.7 kW motors |
| Rated Output Power | 5.9 kVA |
| Rated Output Current | 7.7 A |
| Overload Handling Capacity | 150% for up to 60 seconds, 200% for 0.5 seconds |
| Output Voltage Range | Supports three-phase 380V to 480V |
| Input Power Specifications | Accepts three-phase 380V to 480V, 50/60 Hz |
| Allowable Voltage Variation | 325V to 528V at 50/60 Hz |
| Allowable Frequency Deviation | Tolerates ±5% fluctuation |
| Input Power Capacity | 9.5 kVA |
| Cooling Technology | Uses a forced air cooling mechanism |
The FR-S540E-3.7K-EC from Mitsubishi serves as an efficient solution for controlling three-phase motors. The device tolerates environmental temperatures from -10°C to +50°C and can handle humidity levels up to 90% relative humidity without condensation. Users can set ramp-up/down timing for motor startup and shutdown anywhere from 0 to 999 seconds, utilizing either linear or S-pattern ramping modes to suit operational needs.
This inverter offers impressive frequency adjustment precision across different input signals, providing a ratio of 1/500 for 5VDC input and 1/1000 for 10VDC input. Digital settings can adjust frequency by 0.1 Hz below 100 Hz and by 1 Hz for frequencies above 100 Hz. The operational frequency range allows devices to run efficiently between 0.5 and 120 Hz, with customizable starting frequencies as desired.
With control modes including Soft-PWM and high carrier frequency PWM, the drive also features V/F control and automatic torque boost functionalities to enhance motor performance. Specifically compatible with motors rated at 3.7 kW, this inverter boasts a robust rated output power of 5.9 kVA and a notable output current capacity of 7.7 A. The unit handles overloading effectively, rated for 150% load for up to 60 seconds and 200% for 0.5 seconds, ensuring it can manage transient conditions.
For input power specifications, the FR-S540E-3.7K-EC accepts three-phase input between 380V and 480V with a frequency of 50/60 Hz. It efficiently tolerates input voltage variations from 325V to 528V and allows a frequency deviation of ±5%. The input power capacity for this model is rated at 9.5 kVA. This unit employs forced air cooling technology to ensure optimal performance, maintaining temperature regulation during operation.