Schneider ATV340D18N4E Variable-Speed Drive
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| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Schneider Electric |
| Model | ATV340D18N4E |
| Product Type | Altivar Machine ATV340 Variable-Speed Drive |
| Rated Supply Voltage | 380–480 V AC |
| Supply Phase | 3-phase |
| Supply Frequency | 50/60 Hz |
| Heavy-Duty Motor Rating | 18.5 kW |
| Normal-Duty Motor Rating | 22 kW |
| Heavy-Duty Rated Output Current | 39 A |
| Normal-Duty Continuous Output Current | 46 A at 4 kHz |
| Compatible Motors | Asynchronous and synchronous motors |
| Maximum Output Frequency | 599 Hz |
| Switching Frequency | 2–16 kHz, adjustable |
| Communication | Modbus Serial, Modbus TCP, EtherNet/IP |
| Optional Communication | PROFINET, PROFIBUS DP V1, DeviceNet, CANopen, EtherCAT |
| Digital Inputs | 5 |
| Digital Outputs | 2, 30 V DC / 100 mA |
| Analog Inputs | 2 |
| Analog Output | 1 |
| Preset Speeds | 16 |
| Safety Function | Integrated STO (Safe Torque Off) |
| EMC Filter | Integrated Class C3 EMC filter |
| Braking | Integrated braking chopper and DC injection braking |
| Motor Control | Variable torque, constant torque, optimized torque and synchronous motor control |
| Ethernet | Integrated dual-port Ethernet |
| Web Server | Integrated web server for maintenance and parameter access |
| Cooling | Forced-air cooling |
| Protection Rating | IP20 |
| Installation | Industrial control cabinet / panel mounting |
| Typical Applications | Conveyors, pumps, fans, compressors, machine tools and automated machinery |
| Dimensions | 180 × 385 × 249 mm |
| Weight | 10.2 kg |
FAQ
1. What is the main function of the Schneider ATV340D18N4E?
The ATV340D18N4E is an industrial variable-speed drive designed to control the speed, torque and direction of three-phase motors. It is part of the Altivar Machine ATV340 range and is intended for demanding machine applications where accurate motor control, fast response and industrial communication are required. It can be used with asynchronous as well as synchronous motors.
2. What motor power is suitable for the ATV340D18N4E?
The ATV340D18N4E is rated for an 18.5 kW motor in heavy-duty operation and up to 22 kW in normal-duty operation. The correct rating should be selected according to the actual load profile rather than motor power alone. For applications with frequent starting, high starting torque, shock loads or extended overload conditions, the heavy-duty rating should normally be used.
3. What type of motors can the ATV340D18N4E control?
The drive supports both asynchronous and synchronous motors. During commissioning, the motor nameplate information should be entered accurately, including rated voltage, current, frequency and power. Incorrect motor parameters can result in excessive current, unstable speed, insufficient torque or unsuccessful motor startup.
4. Which communication protocols are supported by the ATV340D18N4E?
The ATV340D18N4E provides integrated Ethernet connectivity and supports Modbus TCP and EtherNet/IP, in addition to Modbus serial communication. Depending on the system configuration, communication can also be extended through optional interfaces such as PROFINET, PROFIBUS DP V1, CANopen, DeviceNet and EtherCAT. When connecting the drive to a PLC, the network configuration and control/status data mapping should be checked on both sides.
5. Why does the motor not start even though the ATV340D18N4E receives a start command?
Check the drive status first and make sure no active fault or operating inhibit is present. The STO inputs should then be verified because an active safety condition can prevent the motor from running. Also check the selected command channel, frequency reference, forward/reverse logic and run-permission conditions. If the drive is controlled by a PLC, verify that the control word and frequency reference are being transmitted correctly.
6. What commonly causes an overcurrent fault during acceleration?
Acceleration overcurrent can be caused by an acceleration time that is too short, excessive load inertia, incorrect motor parameters, mechanical blockage or an unsuitable control configuration. Start by checking the motor nameplate settings and mechanical load. Increasing the acceleration time may help with high-inertia applications. The motor cable should also be inspected for short circuits, insulation problems or incorrect connections. Simply increasing the current protection limit is not a proper substitute for correcting the underlying cause.
7. How should unstable PLC communication with the ATV340D18N4E be diagnosed?
Start with the physical network connection and check Ethernet cables, connectors and switch ports. Then verify the drive IP address and network parameters to ensure there is no address conflict. Check the PLC device configuration, selected protocol, control/status word mapping and data registers. For Modbus TCP or EtherNet/IP systems, the PLC configuration must correspond to the actual drive communication setup. Intermittent communication should also be investigated at the network-switch and topology level.
8. What should be checked when replacing an ATV340D18N4E?
Before replacement, confirm that the replacement drive has the correct voltage and power rating and is suitable for the existing motor and load. Record the original motor parameters, command configuration, acceleration and deceleration settings, frequency limits, I/O assignments and communication parameters. After installation, restore the required settings and verify STO and other safety circuits. Perform a low-speed test first, then gradually apply the load while checking motor current, rotation direction, speed response, PLC communication and protection functions.
Schneider ATV340D18N4E Variable-Speed Drive is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 13950166376 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
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The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
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We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
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We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
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Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
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