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How to wire a Square D Low voltage transformer with voltage codes S8F rated for 277 - 120/240 volts?

Issue:
How to wire a Square D Low voltage transformer with voltage codes S8F rated for 277 - 120/240 volts?

Product Line:
LV Transformers

Environment:
Applies to Single Phase Transformers with 277V  primaries and 240/120V secondary or 120V only.

Cause:
Wording:  "V On Lines"  and  "Connect"  on Epoxy Resin Encapsulated Transformer nameplates.

Resolution:
Connections depend on your application.
Primary:
Connect 277V to H1 and H2.

Secondary:
For 120/240 Volt 3-wire: Connect X2 and X3 together and bond to equipment ground and building ground. 240V outputs are X1 and X4, neutral is the X2/X3 connection
For 120 Volt 2-wire: Connect X2 and X4 together and bond to equipment ground and building ground. Connect X1 and X3 together. 120V hot line is the X1/ X3 connection, neutral is the X2/X4 connection

 
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