N B AUTOMATION AND ELECTRICAL provide technical VFD repairing services focused on fault-level diagnosis and performance restoration. Repairs cover power modules, IGBT sections, control boards, SMPS circuits, DC bus components, cooling systems, and communication interfaces.
Common faults such as overcurrent, overvoltage, ground fault, encoder errors, parameter corruption, and thermal trips are analyzed using advanced test equipment. Each drive is recalibrated and tested under operational load conditions to ensure stable speed control and reliable motor performance.
Our repair process follows industrial safety practices and helps extend drive life while minimizing unplanned downtime.
Ultra-Short Technical Version
VFD repairing with precise fault diagnostics, component-level repair, and load testing for reliable industrial motor control.
