Replacement of DC drives and motors with AC drives and motors.

Scope of work:
Mechanical work:
Dismantling of two 38kW DC motors.
Dismantling of two DC drives.
Dismantling of hydraulic braking systems.

Electrical work and circuits: automation.
Dismantling of two DC drives.
Dismantling of wiring for DC motors and hydraulic brakes.
delivery and installation of two 45kW AC motors.

Implementation
Mechanical work:
delivery and installation of two 45kW AC motors.
Delivery and installation of electromagnetic disc brakes.

Electrical work and circuits: automation
delivery and installation of two frequency converters.
delivery and installation of two braking modules.
delivery and installation of two braking resistors.
delivery and installation of electromagnetic disc brakes.
fabrication of wiring and connection of power circuits and control circuits.

Applied devices and equipment.
During the execution of the task, the following were used:
iS7 55kW frequency converters LSIS.
DBU modules LSIS and braking resistors.
LSIS protective and switching devices.