What is the ATV930D11N4Z Variable Speed Drive?

The ATV930D11N4Z is a three-phase variable speed drive from Schneider Electric's Altivar Process ATV930 series, designed for cabinet integration with an IP20 protection rating. It delivers 11 kW in normal duty and 7.5 kW in heavy duty, operating from a 380...480 V supply. This dual-rated drive is engineered for harsh oil and gas environments, offering dependable motor control for mission-critical operations.

Key Features and Technical Specifications

• Dual power rating: 11 kW (15 HP) normal duty with 120% overload for 60 s; 7.5 kW (10 HP) heavy duty with 150% overload for 60 s.
• Supply voltage: 380...480 V three-phase (-15%/+10%), 50/60 Hz.
• Operating temperature: 0 to +40 °C standard; derating from 40 to 50 °C for cabinet integration.
• Built-in communication: Ethernet dual-port switch (RJ45) and Modbus serial port (RJ45); supports EtherNet/IP and Modbus TCP.
• Integrated safety: STO (Safe Torque Off) function, SIL3 / Cat. PL e per IEC 61508 and ISO 13849-1.
• I/O configuration: 3 analog inputs, 8 digital inputs (24 V DC), 2 analog outputs, 3 relay outputs, and 1 digital output configurable as PTO.
• EMC filter: Category C2 integrated EMC filter.
• Cybersecurity: Achilles Level 2 certified.

These specifications make This unit a rugged and field-proven choice for demanding environments, where reliability you can depend on is essential.

How Does This unit Compare to Other Drive Categories?

When selecting a variable speed drive for oil and gas applications, engineers often compare This unit with other drive types. The following bullet-point comparison highlights key differentiators:

• Versus standard industrial drives: This unit offers dual ND/HD rating and integrated STO safety, which are often optional on basic drives.
• Versus drives without built-in communication: This model includes EtherNet/IP and Modbus TCP ports as standard, reducing integration effort.
• Versus drives with lower environmental ratings: It meets IEC 60721-3-3 class 3C3/3S3/3M3, suitable for harsh conditions.
• Versus drives lacking cybersecurity certification: Achilles Level 2 certification provides enhanced network security.

For applications requiring a robust, integrated solution, This unit is a dependable choice.

Applications in Oil and Gas

This unit is well-suited for oil and gas operations where reliability and precise motor control are critical. Its dual rating allows flexibility in sizing for both normal and heavy-duty loads. Common applications include pump control, compressor drives, and fan systems in upstream, midstream, and downstream processes. The integrated safety function and robust environmental class ensure safe operation in demanding conditions. Additionally, the built-in Ethernet and Modbus ports facilitate seamless integration into existing control systems.

Installation and Setup

Proper installation is key to reliable performance. This unit requires 100 mm clearance above and below, and 10 mm in front for adequate airflow. Terminal tightening torque is 2.5 N·m for frame 1-3 power terminals. Ensure the supply voltage matches the 380...480 V range and that the operating temperature remains within 0 to 40 °C without derating. For detailed instructions, refer to the installation manual NHA80932.

Maintenance and Reliability

Regular inspection helps maintain optimal performance. Check for dust accumulation and ensure cooling fans are operational. Verify terminal connections periodically. The drive's environmental class 3C3/3S3/3M3 indicates resistance to harsh conditions, but in oil and gas environments, additional protective measures may be needed. With its rugged design, This unit offers reliability you can depend on for mission-critical operations.

Frequently Asked Questions

What is the power rating of This unit?

This unit is dual-rated: 11 kW (15 HP) in normal duty with 120% overload for 60 s, and 7.5 kW (10 HP) in heavy duty with 150% overload for 60 s.

What are the input voltage requirements for This unit?

The drive accepts a three-phase supply of 380...480 V (-15%/+10%) at 50/60 Hz.

Does This unit include a braking unit?

Yes, it has a built-in dynamic brake transistor (chopper). An external braking resistor is required, with a minimum resistance of 12 Ω.

What communication protocols are supported by This unit?

The drive includes built-in EtherNet/IP and Modbus TCP ports, as well as a Modbus serial port. An option slot allows adding fieldbus modules such as PROFINET or EtherCAT.

What is the operating temperature range of This unit?

The standard operating temperature is 0 to +40 °C. Derating is required from 40 to 50 °C for cabinet integration versions.

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

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