Wye Delta Starter
7.8 Wye Delta Starter
When the Starter Type parameter is set to Wye-Delta, the MX
2
is configured to operate an Electro mechanical Wye-Delta (Star-Delta)
starter. When in Wye-Delta mode, all MX
2
motor and starter protective functions except bad SCR detection and power stack overload,
are available to provide full motor and starter protection.
A typical closed transition Wye-Delta starter schematic is shown in the following figure.
160
7 - THEORY OF OPERATION
Figure 41: Wye Delta Motor Connection to the MX
2
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