Schneider ATV312H055N4 Variable Speed Drive

The Schneider ATV312H055N4 is a member of the Altivar 312 series of variable speed drives (VSDs) designed to provide efficient and reliable control of three-phase asynchronous motors. This compact, user-friendly drive is ideal for a wide range of industrial and commercial applications requiring precise speed and torque regulation. It features integrated motor control functions, energy-saving capabilities, and robust protection features.

With easy installation, programming, and maintenance, the ATV312H055N4 is engineered to optimize motor performance, extend equipment life, and reduce operating costs.

Key Features

• Power rating: 5.5 kW (7.5 HP)

• Compact design with IP20 enclosure

• Integrated PID controller for process control

• Built-in EMC filter compliant with EN 61800-3 category C2

• Multiple communication options (Modbus, CANopen) available via optional modules

• Dynamic braking resistor support

• Safe torque off (STO) functionality for enhanced safety

• Adjustable acceleration and deceleration ramps

• Built-in fault diagnostics and protection functions

• Easy-to-use interface with LCD display and keypad

Technical Specifications

Industry Applications

The ATV312H055N4 is suitable for various industrial sectors requiring variable speed motor control:

• HVAC systems: Fans, pumps, compressors

• Water and wastewater treatment: Pumps, mixers

• Material handling: Conveyors, cranes

• Food and beverage: Mixers, packaging machines

• Textile industry: Spinners, looms

• General manufacturing: Machine tools, extruders

Product Advantages

• Energy Efficiency: Optimizes motor operation to reduce energy consumption.

• Compact Size: Fits easily into control panels with limited space.

• User-Friendly Interface: Intuitive LCD and keypad simplify setup and monitoring.

• Advanced Motor Control: Supports sensorless vector control for improved torque and speed precision.

• Enhanced Safety: Integrated Safe Torque Off (STO) for operator protection.

• Robust Construction: Durable components designed for reliable industrial use.

• Flexible Communication: Supports multiple protocols for seamless integration.

• Built-In Diagnostics: Enables quick troubleshooting and reduces downtime.

• Wide Operating Range: Suitable for diverse environmental conditions.

• Cost-Effective Maintenance: Easy to service and maintain.

Frequently Asked Questions (FAQ)

1. Q: What motors are compatible with the ATV312H055N4?

   A: It is compatible with three-phase asynchronous motors rated for 380–480 V.

2. Q: Can this drive control motor speed without an encoder?

   A: Yes, it offers sensorless vector control to regulate speed and torque without feedback devices.

3. Q: Does the drive support communication protocols?

   A: Yes, with optional modules, it supports Modbus and CANopen.

4. Q: What safety features does this drive include?

   A: It includes Safe Torque Off (STO) and motor thermal protection.

5. Q: What is the ambient temperature range for operation?

   A: The drive operates between -10°C and +50°C.

6. Q: Can this drive be used in hazardous environments?

   A: This model does not have hazardous location certifications.

7. Q: Is dynamic braking supported?

   A: Yes, it supports dynamic braking resistors for rapid deceleration.

8. Q: What kind of user interface does the drive have?

   A: It has an LCD display with keypad for easy programming and monitoring.

9. Q: What is the degree of protection of this drive?

   A: It has an IP20 protection rating, suitable for indoor installations.

10. Q: How does this drive contribute to energy savings?

    A: By adjusting motor speed to process demands, it reduces energy consumption and operating costs.