User manual

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5.1.2 Mains connection and Backfeed protection drawings for TT systems
In the diagrams:
“S1” is the circuit breaker required.
“S3” is input line breaker contact
“S4” are backfeed protection circuit contacts.
WARNING
In case of Backfeed Protection warning, please contact Technical Support.
Single-Phase/Single-Phase
Configuration
Single-Phase/Three-Phase
Configuration
Three-Phase/Three-Phase
Configuration
Three-Phase/Single-Phase
Configuration
5. Installation