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Schneider Electric ATV312HD11N4 Altivar 312 Variable Speed Drive
The Schneider Electric ATV312HD11N4, also cataloged as the ATV312 Variable Speed Drive, operates as a dedicated hardware component for asynchronous motor speed regulation within Altivar 312 drive control platforms. It executes PWM motor control, sensorless flux vector regulation, analog/digital signal processing, and Modbus/CANopen communication functions for 11 kW motor applications.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ATV312HD11N4 |
| Brand | Schneider Electric |
| Product Series | Altivar 312 |
| Product Type | Variable Speed Drive |
| Motor Type | Asynchronous motors |
| Rated Supply Voltage | 380 V to 500 V AC, 3 phase |
| Supply Voltage Limits | 323 V to 550 V |
| Motor Power | 11 kW / 15 hp |
| Continuous Output Current | 27.7 A at 4 kHz |
| Line Current | 37.2 A at 380 V; 28.4 A at 500 V |
| Apparent Power | 25 kVA |
| Output Frequency | 0 Hz to 500 Hz |
| Switching Frequency | 2 kHz to 16 kHz adjustable |
| Nominal Switching Frequency | 4 kHz |
| Maximum Transient Current | 41.6 A for 60 s |
| Power Dissipation | 397 W at nominal load |
| Communication Protocol | Modbus RS485, CANopen |
| Communication Connector | RJ45 |
| Modbus Transmission Rate | 4800, 9600, 19200 bps |
| CANopen Transmission Rate | 10 kbps to 1 Mbps |
| Analog Inputs | 3 channels |
| Analog Outputs | 1 channel |
| Digital Inputs | 6 programmable inputs |
| Digital Outputs | 2 relay outputs |
| Control Method | Constant torque, sensorless flux vector control with PWM |
| Braking Function | DC injection braking, braking resistor support |
| EMC Filter | Integrated |
| Protection Rating | IP20 upper part without cover, IP21 terminals, IP31/IP41 upper part |
| Dimensions | 329.5 mm x 245 mm x 192 mm |
| Weight | 11 kg |
| Operating Temp | -10 deg C to 50 deg C without derating |
| Power Consumption | 397 W power dissipation at nominal load |
Industrial Control Network and Drive Compatibility
The ATV312HD11N4 uses RS485 multidrop communication for Modbus RTU data exchange and supports CANopen network integration through optional communication interfaces. The drive processes analog references, programmable logic inputs, and relay feedback outputs for machine control applications. Firmware flash compatibility within the Altivar 312 platform allows parameter storage and transfer using SoMove configuration software.
The control architecture supports I/O density scaling through six programmable logic inputs, three analog inputs, and configurable relay outputs. PWM switching frequency adjustment from 2 kHz to 16 kHz provides control flexibility for different motor operating conditions.
Frequently Asked Questions
Q: What motor control method is implemented in the ATV312HD11N4? A: The drive supports constant torque control and sensorless flux vector control using PWM motor control signals.
Q: Which communication networks are supported by the drive? A: The standard communication interface supports Modbus RTU through RS485. CANopen communication is also supported through the compatible communication interface.
Q: What are the supported analog input signal types? A: The drive provides configurable analog inputs including 0 V to 10 V voltage input, +/-10 V voltage input, and 0 mA to 20 mA current input.
Field Installation Guidelines
- Install the drive in a vertical position within the specified mounting tolerance to maintain heat sink airflow.
- Route motor power cables separately from communication and analog signal wiring to reduce electromagnetic interference.
- Connect protective earth conductors according to IEC installation practices before applying power.
- Use shielded cables for RS485 communication and terminate shields according to the control cabinet grounding method.
- Verify motor rated current, supply voltage, and parameter settings before commissioning.
- Maintain ventilation paths around the heat sink and avoid blocking cooling airflow openings.
- Inspect terminal tightening conditions for power, control, and communication wiring during installation.
Payment: T/T, Western Union.
Shipping port: Xiamen.
Lead time: Typically 1–3 working days after payment confirmation (subject to stock).
Worldwide delivery: We ship industrial automation parts to customers around the world. Freight is quoted with your RFQ.
F.A.Q.
Common questions about quotes, shipping, warranty and returnsClick Request a Quote on the product page and send us the part number, required quantity, and destination country. Our sales team will reply with current availability, pricing, and estimated delivery time.
In-stock items are normally prepared after payment and order confirmation. Most orders are dispatched from our warehouse in China, although the shipping location may vary depending on current stock.
Yes. We ship industrial automation parts to customers worldwide. Shipping cost and transit time depend on the destination, package weight, product size, and local import requirements.
We commonly use DHL, FedEx, UPS, and other international courier services. The carrier can be selected according to the destination, delivery speed, shipment size, and customer requirements.
Our products are generally covered by a 12-month warranty. Eligible products may also be returned under our 30-day refund policy. Please contact our team before returning any item to confirm the applicable terms and return instructions.
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