Emerson SP1403 AC Variable Speed Drive

FAQ

Q1: What is the Emerson SP1403 used for?
The SP1403 is used for precise speed and torque control of AC induction motors and permanent magnet motors in applications such as conveyors, pumps, compressors, hoists, packaging machinery, printing equipment, and machine automation.

Q2: What type of drive is the SP1403?
The SP1403 is a Unidrive SP universal AC/servo drive, supporting both standard variable-speed drive functions and high-performance servo applications.

Q3: What are the electrical ratings of the SP1403?
The drive operates from a 380–480 VAC three-phase power supply, provides 5.0 A continuous output current in Normal Duty or 4.2 A in Heavy Duty, and supports motors up to 2.2 kW (3 HP) in Normal Duty applications.

Q4: What are the dimensions and weight of the SP1403?
The SP1403 measures approximately 100 × 386 × 219 mm and weighs approximately 5.0 kg.

Q5: Which motor control modes are available?
The drive 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 industrial motion control requirements.

Q6: Which communication protocols does the SP1403 support?
The SP1403 includes Modbus RTU over RS-485 as standard and supports optional communication modules for EtherCAT, EtherNet/IP, PROFINET, PROFIBUS-DP, CANopen, DeviceNet, Modbus TCP/IP, and SERCOS.

Q7: Does the SP1403 include braking and safety functions?
Yes. The drive features a built-in dynamic braking transistor and supports Safe Torque Off (STO) when configured with the appropriate safety option.

Q8: What are the advantages of the Emerson SP1403?
The SP1403 offers high-performance vector and servo control, excellent overload capability, integrated braking, flexible communication options, encoder feedback support, compact panel-mount design, and reliable operation in demanding industrial automation applications.

Emerson SP1403

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