ABB 1SDA037106R1 Description Description ABB TRIP UNIT S4 150A 3P LSI Related products ABB 2TLA040037R0800 ABB 3BSE008516R1 ABB 3BSE013230R1 ABB 2TLA040001R1000 ABB 2TLA040037R1000 ABB 2TLA040001R1400