Detailed Description:
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Advanced Sensorless Vector Control: Utilizes Yaskawa’s patented sensorless vector control technology to provide high starting torque (over 150%) even at very low speeds (e.g., 0.3 Hz), achieving speed control precision and dynamic response comparable to DC motors, suitable for demanding load applications.
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Energy Saving and Intelligent Operation: Features built-in Energy Saving Monitor for real-time energy consumption display. The Automatic Voltage Regulation (AVR) function optimizes output voltage to reduce motor losses under light loads, achieving significant energy savings. Includes various programmable functions like multi-step speed operation, acceleration/deceleration curves, and PID control.
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Robust Durability and Compatibility: Designed for robustness with good tolerance to power grid fluctuations and harsh environments. Supports various standard motor types and offers motor overheating protection (via internal algorithm or external PTC input). Features a built-in terminal for a DC reactor to help improve input power factor and suppress harmonics.
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Comprehensive Control and Interfaces: Offers multiple control methods: keypad control, terminal control (digital I/O, analog I/O), and serial communication (standard RS-485 supporting protocols like Modbus). Includes a simple built-in PLC function (optional) for independent sequential control.
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Ease of Use and Maintenance: Equipped with a backlit LCD digital operator that displays multi-line status information, set parameters, and fault history. Features Auto-Tuning to automatically measure and set motor parameters, simplifying setup. Comprehensive protection functions cover overcurrent, overvoltage, undervoltage, overheating, overload, ground fault, etc.
Key Specifications:
| Parameter | Details |
|---|---|
| Model | CIMR-G7A41P5 |
| Series | G7 (refers to legacy GA700 or high-performance G-series in general) |
| Applicable Motor Power | 3.7 kW (5 HP) |
| Rated Output Capacity | 4.1 kVA |
| Rated Output Current | Approx. 6.0 A |
| Power Supply Voltage | 3-phase 380 ~ 480V AC, 50/60 Hz |
| Control Methods | V/F Control, Sensorless Vector Control |
| Starting Torque | ≥ 150% at 0.3 Hz (under Sensorless Vector Control) |
| Speed Control Range | 1:100 (Sensorless Vector Control) |
| Overload Capacity | 150% rated current for 60 sec, 200% rated current for 0.5 sec |
| Key Control Features | Automatic Energy Saving Operation, PID Control, Multi-step Speed, Built-in Simple PLC |
| Built-in Braking Unit | No (Suffix “P5” typically indicates no built-in braking transistor, requires external unit) |
| Communication Interface | RS-485 (Supports Modbus RTU) |
| Protection Class | IP20 (Open Type, requires enclosure mounting) |
| Cooling Method | Self-cooling or forced air cooling (depends on specific design) |
