ATV930D30N4Z: A Dependable Variable Speed Drive for Harsh Environments

The Schneider Electric ATV930D30N4Z is a three-phase variable speed drive from the Altivar Process ATV930 series, engineered for cabinet integration. It delivers 30 kW (40 HP) in normal duty and 22 kW (30 HP) in heavy duty, with an operating temperature range of 0 to +40 °C standard, derating up to 50 °C. This drive is built for demanding environments, offering robust motor control for mission-critical operations.

Key Technical Specifications

Understanding the core parameters helps ensure proper selection and reliable operation. This unit offers a comprehensive set of features:

• Supply voltage: 380...480 V three-phase (-15%/+10%), 50/60 Hz
• Motor power (ND): 30 kW (40 HP), overload up to 120% for 60 s
• Motor power (HD): 22 kW (30 HP), overload up to 150% for 60 s
• Output frequency: 0.1...599 Hz
• Operating temperature: 0 to +40 °C standard, derating from 40 to 50 °C
• Protection rating: IP20 (bottom power terminals IP00)
• Dimensions (H×W×D): 597 x 210 x 262 mm
• Integrated safety: STO function, SIL3 / Cat. PL e
• Built-in ports: Ethernet dual-port switch (RJ45); Modbus serial port (RJ45)
• EMC filter: Category C2 integrated

These specifications make the drive suitable for a wide range of industrial applications, with reliable performance in challenging conditions.

Robust Design for Oil & Gas Applications

Oil and gas operations demand equipment that can withstand harsh conditions. This unit is designed with this in mind. Its environmental class of IEC 60721-3-3 class 3C3 / 3S3 / 3M3 (except frame size 7) ensures resistance to various environmental stressors. The integrated Category C2 EMC filter helps minimize electromagnetic interference, contributing to system stability. Additionally, the drive is certified to UL 508C, UL61800-5-1, EN/IEC 61800-3 (category C2/C3), EN/IEC 61800-5-1, IEC 61508, IEC 13849-1, Achilles Level 2, REACH, and SEMI F47-0706, underscoring its reliability in demanding settings.

Maintenance and Serviceability

From a maintenance engineer's perspective, ease of service is critical. This unit offers several features that simplify upkeep. The drive requires a minimum air flow of 240 m3/h, and installation clearance of 100 mm above and below and 10 mm front ensures proper ventilation. Power dissipation is 843 W total in normal duty and 586 W in heavy duty at nominal load. The integrated dynamic brake transistor (chopper) requires an external braking resistor with a minimum of 10 Ω, as per installation manual NHA80932. For periodic inspections, check terminal tightening torque (5 N·m for frame 4 power terminals) and ensure the cooling path remains unobstructed. The drive's built-in diagnostics and communication ports, including Ethernet and Modbus, facilitate remote monitoring and troubleshooting, reducing downtime.

Integration and Communication

This unit integrates seamlessly into modern control systems. It features a built-in Ethernet dual-port switch and Modbus serial port, supporting EtherNet/IP and Modbus TCP protocols. For other fieldbus networks, an option slot allows for communication modules such as PROFINET, PROFIBUS DP V1, CANopen, DeviceNet, EtherCAT, and POWERLINK. When integrating into such networks, it may be necessary to use an external gateway or connection module; confirm cable and gateway requirements with the supplier. The drive also offers extensive I/O: 3 analog inputs, 8 digital inputs, 1 digital output (configurable as PTO), 2 analog outputs, and 3 relay outputs, with optional expansion up to 3 additional I/O modules.

Frequently Asked Questions

What is the operating temperature range of This unit?

This unit operates from 0 to +40 °C standard, with derating from 40 to 50 °C as per catalog p.17.

Can This unit be used with synchronous motors?

Yes, This unit supports synchronous PM motors and synchronous reluctance motors in open-loop and closed-loop vector control, as detailed in catalog p.10-12.

What is the supply voltage requirement for This unit?

This unit requires a 380...480 V three-phase supply (-15%/+10%), 50/60 Hz.

Does This unit include a braking unit?

Yes, This unit includes a built-in dynamic brake transistor (chopper), but an external braking resistor with a minimum of 10 Ω is required.

How many digital inputs does This unit have?

This unit has 8 digital inputs, 24 V DC, with positive or negative logic.

For parts suited to your application's requirements, contact PetroPartsOnline.

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