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Schneider ATV630D30N4
The Schneider ATV630D30N4 inverter (Altivar Process ATV600 Series) is a high-performance motor drive designed specifically for the industrial process control field. Unlike the general-purpose ATV600 Series (e.g., ATV600D30N4), it is optimized for process automation scenarios that require high-precision speed regulation, complex control logic, and strict environmental adaptability, such as chemical industry, petroleum, heating, and metallurgy.
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1. Core Overview
The ATV630D30N4 belongs to Schneider Electric’s Altivar Process Series (a sub-brand of the ATV600 Series), focusing on high-precision vector control for the process industry.
- Power Specification: 30kW (40HP)
- Voltage Range: 380-480V AC
- Protection Class: IP21 (suitable for indoor dust-free environments, usually installed in control cabinets)
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2. Key Technical Parameters
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Parameter
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Specification
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Remarks
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|---|---|---|
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Power
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30kW (40HP)
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Suitable for medium-power process pumps, fans, and compressors
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|
Control Method
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Sensorless Vector, Closed-loop Vector
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Supports closed-loop vector control, suitable for occasions requiring high-precision torque and speed control
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|
Rated Frequency
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50/60Hz
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Globally applicable
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IP Class
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IP21
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Suitable for indoor cabinet installation
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|
Interface
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Modbus/TCP, Modbus RTU, PROFIBUS, CANopen, DeviceNet
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Rich industrial communication interfaces, easy to integrate into large-scale DCS systems
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Built-in Functions
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PID Control, PLC Function, Safety Function (SIL2)
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Supports complex process control logic, built-in PID algorithm, can directly program to achieve process control without additional PLC
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Installation Method
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Standalone Installation (IP21), Side-by-Side Installation (IP20)
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Provides multiple installation options for convenient cabinet arrangement
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3. Structure and Composition
- Power Module: Responsible for driving the main current.
- Control Module: The core control unit, responsible for algorithm operations.
- Input/Output (I/O) Module: Provides rich analog (AI, AO) and digital (DI, DO) interfaces, supporting direct access to process variable signals (such as flow rate, temperature).
- Communication Module: Supports fieldbus and industrial Ethernet communication.
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4. Main Product Features
- Process Control Specialized: Compared with the standard ATV600, the ATV630 Series (Process) adds process control functions, supports PID closed-loop control, and is suitable for equipment requiring tight control such as variable frequency pumps and variable frequency compressors.
- High-Precision Control: Adopts sensorless vector control technology, which can maintain high-precision speed control even at low speeds, suitable for large centrifugal pumps and fans.
- Safety Integration Function: Integrates SIL2-level safety functions (such as STO Safe Torque Off) to meet safety standards in industrial processes.
- Integrated Design: Some models integrate brake resistors or brake units, suitable for process equipment that requires frequent start-stop.
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5. Typical Application Fields
- Chemical Process: Variable frequency speed regulation of variable frequency pumps, fans, and compressors.
- Oil and Gas: Pipeline transportation systems, oil and gas recovery devices.
- Heating and Water Supply: Large-diameter variable frequency pumps and fan units.
- Metallurgy and Steel: High-temperature fans and blowers.
- Pulp and Paper: Variable frequency speed regulation of paper machine main motors.
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6. Installation and Maintenance Recommendations
Installation Environment
It is recommended to install it in a dust-proof and moisture-proof control cabinet, avoiding direct sunlight or high-temperature environments to ensure the effectiveness of the IP21 protection class.
Wiring Specifications
- Power Wiring: Follow EN/IEC 60204-1 standard to ensure reliable grounding.
- Logic and Communication: Select the appropriate communication protocol according to on-site needs (Modbus/TCP is the most common choice), and reasonably allocate digital input and output to control brake valves, start relays and other equipment.
Maintenance Inspection
- Regular Inspection: Check if the wiring terminals are loose and if the capacitors are bulging.
- Heat Dissipation Inspection: Ensure the cooling fan works normally and the ventilation inside the cabinet is good to prevent overheating.
- Firmware Upgrade: According to Schneider’s official recommendations, regularly check the firmware version and upgrade it if necessary to obtain the latest functions and security patches.
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