Products Description




| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |

Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Emerson Control Techniques (Now Nidec Control Techniques) |
| Product Model | SP3402 |
| Product Type | AC Variable Speed Drive / Servo Drive |
| Series | Unidrive SP |
| Function | Universal drive for induction motors, synchronous motors, and servo motor applications |
| Input Voltage | 380–480 VAC, 3-Phase |
| Rated Voltage | 460 VAC |
| Input Frequency | 48–65 Hz |
| Control Modes | Open Loop V/Hz, Open Loop Vector, Rotor Flux Control (RFC), Closed Loop Vector, Servo Control, Regenerative Control |
| Continuous Output Current (Normal Duty) | 33.8 A |
| Continuous Output Current (Heavy Duty) | 33.8 A |
| Peak Output Current | 70 A |
| Typical Motor Power (Normal Duty) | 18.5 kW (25 HP) |
| Typical Motor Power (Heavy Duty) | 18.5 kW (25 HP) |
| Output Frequency | 0–550 Hz |
| Communication (Standard) | Modbus RTU (RS-485) |
| Optional Communication | EtherCAT, EtherNet/IP, PROFINET, PROFIBUS-DP, DeviceNet, CANopen, Modbus TCP/IP, SERCOS |
| Feedback Support | Incremental Encoder, Absolute Encoder, Resolver (optional) |
| Safety Function | Safe Torque Off (STO) supported |
| Dynamic Braking | Built-in Dynamic Braking Transistor |
| EMC Filter | Optional / configuration dependent |
| Protection Rating | IP20 |
| Mounting Type | Panel Mount |
| Cooling Method | Forced Air Cooling |
| Operating Temperature | 0°C to +40°C |
| Storage Temperature | -40°C to +70°C |
| Application | Pumps, fans, conveyors, cranes, hoists, compressors, extruders, machine tools, packaging systems, and industrial automation equipment |
| Dimensions (W × H × D) | 200 × 385 × 245 mm |
| Weight | 20.41 kg |
| Condition | New and original |
| Warranty | 12 months |
FAQ
FAQ
Q1: What is the Emerson SP3402 used for?
The SP3402 is used for controlling AC induction motors, synchronous motors, and servo motors in applications requiring accurate speed, torque, and motion control, including conveyors, pumps, cranes, machine tools, and automated production equipment.
Q2: What type of product is the SP3402?
The SP3402 is a Unidrive SP universal AC variable speed drive and servo drive designed for advanced industrial motor control applications.
Q3: What are the electrical ratings of the SP3402?
The drive operates from a 380–480 VAC three-phase supply and provides 33.8 A continuous output current, with a rated power range of approximately 18.5–22 kW depending on duty mode and application requirements.
Q4: What are the dimensions and weight of the SP3402?
The SP3402 has approximate dimensions of 200 × 385 × 245 mm and weighs approximately 20.41 kg.
Q5: Which motor control modes are supported?
The SP3402 supports Open Loop Vector Control, Closed Loop Vector Control, Rotor Flux Control (RFC), Servo Control, V/Hz Control, and Regenerative Control, allowing flexible operation with different motor types.
Q6: Which communication protocols are available?
The SP3402 supports Modbus RTU via RS-485 as standard and can be expanded with optional communication modules including EtherCAT, EtherNet/IP, PROFINET, PROFIBUS-DP, DeviceNet, CANopen, and SERCOS.
Q7: Does the SP3402 include braking and safety functions?
Yes. The SP3402 supports Safe Torque Off (STO) and includes a standard dynamic braking transistor for controlled stopping and improved system performance.
Q8: What are the advantages of the Emerson SP3402?
The SP3402 provides high-performance motor control, strong overload capability, encoder feedback support, flexible communication expansion, integrated braking functions, and reliable operation for demanding industrial automation and motion control systems.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
