Siemens SMART 7KT Manual page 9

Connection
Typical Wiring Diagram - SMART 7KT0110
3 Phase - 4 Wire
3 Ø - 4 Wire, 3 CT's and 3 PT's
3 Phase - 4 Wire (commonly used)
3 Ø - 4 Wire, 3 CT'S
SMART 7KT0110 and 7KT0120 Manual
2 Phase - 3 Wire
2 Ø - 3 Wire, 2 CT's and 2 PT's
3 Phase - 3 Wire
3 Ø - 3 Wire, 2 CT's and 2 PT's
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