EWS 1 Assembly exercises on switching units
EWS 1 Assembly exercises on switching units
These assembly exercises focus on mechanical skills. All exercises are of an extremely practical nature. All parts, except for consumables (wires) can be reused. The following exercises are performed in this course:
Familiarization with equipment and various wiring techniques such as flat wiring, channel wiring and chamber wiring.
Configuration and commissioning of circuits incorporating these technologies.
Contactor control with circuit-breaker
Contactor control with inching mode
Contactor control with self-holding
Contactor control with two operating locations
Reversing circuit with contactors
Forced sequential connections with main current circuit
Interlocking of a contactor control
Contactor controls with a timing relay
Contactor circuits for motors with 2 speeds and 2 separate windings
Dahlander circuit with contactors
Star-delta circuit with contactors
Starter circuit for a slip-ring motor