Schneider ATV310HU55N4A Variable Speed Drive

Product Introduction

The Schneider ATV310HU55N4A Variable Speed Drive belongs to the Easy Altivar 310 series and is designed for controlling three-phase asynchronous motors in industrial applications. It supports two operating ratings: HD 5.5 kW (7.5 HP) and ND 7.5 kW (10 HP), operating within a 380–460 V AC voltage range.

This drive features IP20 protection, a compact mechanical footprint, and a robust industrial design. Its plug-and-play concept and integrated control functions simplify system integration while maintaining reliable motor performance. The ATV310HU55N4A is well suited for common industrial machinery as well as selected equipment used in semi-industrial or light consumer environments.

The functional scope of this drive addresses a wide range of standard applications, including textile machinery, machine tools, woodworking machines, material handling systems, packaging and printing equipment, and ceramic machinery.

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Product Specifications

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Applications

• Textile machinery requiring stable speed regulation and consistent torque output

• Machine tools such as milling machines, lathes, and cutting equipment with variable speed demands

• Woodworking machines including saws, sanders, and shaping equipment

• Material handling systems such as conveyors, feeders, and lifting mechanisms

• Packaging and printing machines where controlled acceleration and deceleration improve product consistency

• Ceramic machinery involving forming, shaping, and finishing processes

• General industrial equipment that benefits from compact drives with integrated control functions

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Advantages

• Dual power rating capability (HD / ND) allows flexible adaptation to different load profiles

• Compact and robust construction supports installation in space-limited control cabinets

• Plug-and-play operating concept reduces configuration complexity and commissioning time

• Integrated motor control functions eliminate the need for external control components

• Stable torque and speed regulation across a wide operating range

• IP20 protection level provides reliable internal component safeguarding

• Energy-efficient operation helps reduce system power consumption

• Wide application compatibility across multiple industrial sectors

FAQ

1. What motor types can be controlled by the ATV310HU55N4A?
   It is designed for three-phase asynchronous induction motors.

2. What is the difference between HD and ND operating modes?
   HD mode supports higher torque at 5.5 kW, while ND mode allows higher power operation up to 7.5 kW under normal-duty conditions.

3. What output frequency range is supported?
   The drive supports a variable output frequency range, typically 0–400 Hz, depending on parameter configuration.

4. How does the drive handle motor overload conditions?
   It includes electronic motor protection with overload monitoring and controlled fault response.

5. What control strategy is used for motor speed regulation?
   The drive uses variable frequency control with adjustable acceleration and deceleration ramps.

6. Can the drive maintain torque at low speeds?
   Yes, optimized voltage-to-frequency control enables stable torque output at low motor speeds.

7. Is the drive suitable for continuous-duty operation?
   Yes, it is designed for continuous industrial operation within its rated limits.

8. How does the drive respond to load fluctuations?
   It dynamically adjusts output parameters to maintain stable motor speed under changing load conditions.

9. Can multiple drives operate within the same system?
   Yes, multiple drives can be coordinated through external control systems or common reference signals.

10. Does the drive support process-oriented speed control?
    Yes, it supports precise speed adjustment suitable for process-driven industrial applications.

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