Yaskawa CIMR-VZ4A0018FAA Industrial Variable Frequency Drive
The Yaskawa CIMR-VZ4A0018FAA is a high-performance, single-function inverter designed for industrial automation. Built on the robust VZ platform, this VFD is engineered to handle demanding applications requiring precise speed control, high torque at low speeds, and environmental robustness. It is a prime candidate for replacement or new build projects in pump, fan, conveyor, and material handling systems.
Key Specifications
Model: CIMR-VZ4A0018FAA
Voltage Class: 200V class (Three-Phase) / 400V class (Three-Phase) based on variant
Rated Output Current (HD): 14.8 A
Applicable Motor Power (ND): 5.5 kW (7.5 HP)
Control Method: Open Loop Vector Control, V/f Control
Maximum Output Frequency: 400 Hz
Overload Capacity: 150% for 60 seconds (Heavy Duty); 120% for 60 seconds (Normal Duty)
Environment: IP20 / NEMA Type 1 (enclosed for indoor use)
Communication: Modbus RTU (standard), Optional: DeviceNet, PROFIBUS, EtherNet/IP
Digital I/O: 7 programmable digital inputs, 3 digital outputs
Analog I/O: 2 analog inputs (voltage/current), 2 analog outputs
Protection Features: Overcurrent, overvoltage, undervoltage, overheating, ground fault, motor overload
Ambient Temperature: -10°C to +50°C
High Duty Rating for Demanding Applications
The "High Duty" rating of 150% overload capability ensures reliable starting and running of high-inertia loads. This makes the CIMR-VZ4A0018FAA suitable for crushers, extruders, mixers (constant torque), as well as centrifugal pumps and fans (variable torque).
Control Modes and Versatility
The drive supports Open Loop Vector Control for high starting torque and speed accuracy without an encoder, as well as traditional V/f Control for multi-motor or fan/pump applications. Features include automatic torque boost, slip compensation, and PID control, allowing direct interface with process transmitters.
PLC Integration and I/O
The inverter features universal I/O terminals compatible with NPN/PNP (sink/source) PLC outputs, simplifying wiring. Analog inputs accept 0–10 Vdc or 4–20 mA signals. The default Modbus RTU (RS-485) interface allows extensive parameter monitoring and control from a central PLC or SCADA system.
Industrial Applications
The CIMR-VZ4A0018FAA is an ideal fit for applications requiring rugged performance in harsh conditions, including material handling, cranes, and large pumps. The drive's digital input functionality supports multi-step speed switching, emergency stop, and external fault interlocks.
Conclusion
The Yaskawa CIMR-VZ4A0018FAA offers a powerful, reliable variable speed solution optimized for 5.5 kW (7.5 HP) motor control, blending heavy-duty cyclic load handling with standard industrial communication interfaces.
