SMA Solar Technology AG
Installation Guide SB50US-80US-IUS094030 25
The figures below illustrate the proper jumper settings when connecting to a 240 Delta: 120V Stinger
type transformer, or 240 Delta Corner grounded transformer, respectively. Note the order in which
inverters are connected to the phases.
Configuration Jumper Examples for 240 V Delta: 120 V Stinger
Configuration Jumper Examples for 240 V Delta corner grounded
When using 240 V Delta corner grounded, or 208 V Delta corner grounded grids connect
the L2 terminal to the grounded corner.