Technical Description: Mitsubishi FR-CSH-036-8A-RF1
The Mitsubishi FR-CSH-036-8A-RF1 is a specialized, ultra-compact Variable Frequency Drive designed for cost-sensitive yet performance-critical applications. Part of the FR-CS80 series (often referred to as the «Simple and Small» series), this inverter provides an essential solution for controlling 3-phase induction motors where space is the primary constraint. The «RF1» designation identifies the integration of high-performance radio-frequency noise suppression, ensuring clean operation in sensitive electrical environments.
Simplicity and High-Start Torque
The FR-CSH-036-8A-RF1 is engineered for rapid setup. Its «all-in-one» design includes a digital dial for instant parameter adjustment. Using Mitsubishi’s General-purpose Magnetic Flux Vector Control, it achieves a starting torque of 150% at just 1Hz. This allows the drive to start heavy loads smoothly, making it ideal for elevators, small industrial washing machines, and textile equipment. Its energy-saving mode also optimizes the excitation current based on the load, significantly reducing electricity consumption.
Key Characteristics
- Part Number: FR-CSH-036-8A-RF1.
- Rated Current: 3.6 A.
- Rated Power: Approx. 0.75 kW (1 HP).
- Input Voltage: 200V Class.
- Control Logic: Flux Vector Control / V/f Control.
- Mounting: Side-by-side (Zero clearance).
- Protection: Over-current, Over-voltage, Under-voltage, Over-temp.
- Encoder: Not required (Sensorless).
Advanced Performance and System Integration
With its high-speed response and compact dimensions, this drive is a favorite for OEM machine builders. The FR-CSH-036-8A-RF1 supports RS-485 communication for networked control. Its protective coating on the circuit boards (conformal coating) ensures reliability in humid or dusty industrial environments, which is a hallmark of Mitsubishi’s commitment to quality.
| Category | Specification |
| Mass | 0.6 kg |
| Cooling | Natural cooling/Forced air |
| Standard Compliance | CE, UL, cUL |
Maintenance Insights
The FR-CSH series is designed for 10 years of maintenance-free operation under normal conditions. It is recommended to blow out any dust from the heat sink every six months to maintain optimal thermal dissipation. The RF1 filter should be checked for proper grounding to ensure maximum EMI suppression.
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