ATV61HC11N4: Precision Variable Speed Drive for Industrial Applications

The ATV61HC11N4 is a highly capable variable-speed drive engineered for precise control in demanding industrial environments, particularly in pumping and ventilation systems. With a robust motor power rating of 110 kW and a maximum horsepower of 150 hp, this drive is designed to enhance operational efficiency and reliability in automation processes.

Electrical Power Dynamics

Designed for a 3-phase power supply, the ATV61HC11N4 operates within a voltage range of 380-480 V, drawing a line current of 168 A at 480 V and 202 A at 380 V. The integration of a Level 3 EMC filter ensures compliance with electromagnetic compatibility standards, making it suitable for environments sensitive to electrical noise. The drive's assembly, featuring a heat sink, promotes effective heat dissipation, which is critical for maintaining performance during prolonged operations.

Advanced Motor Control Capabilities

The ATV61HC11N4 excels in motor control, supporting both asynchronous and synchronous motors. This versatility allows it to adapt to various industrial applications, from water treatment facilities to HVAC systems. With a power supply voltage limit of 323-528 V, it is engineered to operate reliably in environments that demand high precision and stability.

Performance Parameters

In normal duty applications, the ATV61HC11N4 delivers a continuous output current of 215 A at 2.5 kHz, making it suitable for heavy-duty tasks. Its output frequency range of 0.1 to 500 Hz enables dynamic speed control, allowing for adjustments without the need for speed feedback. The drive achieves speed accuracy within +/- 10% of nominal and torque accuracy within +/- 15% in open-loop mode, ensuring consistent performance even under variable load conditions.

Seamless Communication Integration

Equipped with multiple communication protocols, including Modbus and CANopen, the ATV61HC11N4 facilitates easy integration into existing industrial networks. Its compatibility with option cards enhances connectivity, allowing for adaptability to various communication standards, which is essential for modern automated systems.

Reliability and Protection Features

Reliability is a key feature of the ATV61HC11N4, which includes robust protection mechanisms against faults such as input phase loss, overcurrent, and overheating. The drive is equipped with a diagnostic LED that provides immediate visual feedback on operational status, enabling quick troubleshooting and minimizing downtime.

Environmental Resilience

This variable speed drive is designed to withstand a range