Emerson SP1402 AC Variable Speed Drive

FAQ

Q1: What is the Emerson SP1402 used for?
The SP1402 is designed to control AC induction motors and permanent magnet servo motors in applications such as conveyors, pumps, compressors, packaging machines, printing equipment, hoists, and general industrial automation.

Q2: What type of drive is the SP1402?
The SP1402 is a Unidrive SP universal AC/servo drive, providing high-performance speed, torque, and position control for industrial applications.

Q3: What are the electrical ratings of the SP1402?
The drive operates on a 380–480 VAC three-phase power supply and provides 3.8 A continuous output current in Normal Duty or 3.0 A in Heavy Duty, supporting motors up to 1.5 kW (2 HP).

Q4: What are the dimensions and weight of the SP1402?
The drive has approximate dimensions of 100 × 320 × 200 mm and weighs approximately 4.0 kg. (Actual dimensions may vary slightly depending on installed option modules.)

Q5: Which motor control modes are available?
The SP1402 supports Open Loop V/Hz, Open Loop Vector, Rotor Flux Control (RFC), Closed Loop Vector, and Servo Control, allowing it to meet a wide range of motion control requirements.

Q6: Which communication protocols does the SP1402 support?
The drive includes Modbus RTU over RS-485 as standard and supports optional communication modules for EtherCAT, EtherNet/IP, PROFINET, PROFIBUS-DP, DeviceNet, CANopen, Modbus TCP/IP, and SERCOS.

Q7: Does the SP1402 include safety and braking functions?
Yes. The SP1402 supports Safe Torque Off (STO) and includes a built-in dynamic braking transistor, enhancing machine safety and braking performance.

Q8: What are the advantages of the Emerson SP1402?
The SP1402 offers flexible motor control, high overload capability, integrated braking, optional industrial networking, encoder feedback support, and reliable operation in demanding industrial automation environments.

Emerson SP1402

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