Control Techniques SP4402 Unidrive SP 37/45kW Universal AC Drive Unit

Feature & Principle

This multi-mode AC drive adopts high-performance PWM control. It supports V/F, open-loop vector, closed-loop vector and servo control modes. It is equipped with STO safe torque off function, built-in Modbus RTU, and can expand Profibus, EtherNet/IP and other communication cards. It integrates dynamic braking control and rich I/O, suitable for demanding variable speed and positioning applications.

Specifications

Model: SP4402 Brand: Control Techniques (Nidec) Series: Unidrive SP Voltage: 380-480V 3-phase AC Rating: Heavy duty 37kW(74A), Normal duty 45kW(83A) Protection: IP20 Safety: STO Communication: Onboard RS485 Modbus RTU Mounting: Cabinet wall mount Certification: CE, UL

Components & Diagnostics

Power IGBT module, main control board, drive panel, cooling fan, current sampling circuit and terminal block. Common faults: overcurrent trip, overheat alarm, fan damage, communication failure and power module breakdown.

Product Brief

SP4402 drive, Unidrive SP spare widely used for printing machinery, packaging equipment, conveyor and industrial servo speed regulation system.