4 © Siemens AG 2010 Controls – Soft Starters and Solid-State Switching Devices Technical Information can be found at www.siemens.com/industrial-controls/ support under Product List - Technical Specifications under Entry List - Updates - Downloads - FAQ - Manuals/Operating instructions - Characteristic curves - Certificates and at www.siemens.com/industrial-controls/ configurators - Configurators Siemens LV 1 · 2010 4/2 Introduction 4/4 Soft Starters and Solid-State Switching Devices General data 4/6 4/8 4/13 4/24 SIRIUS 3RW Soft Starters General data 3RW30, 3RW40 for Standard Applications 3RW30 3RW40 3RW44 for High-Feature Applications 3RW44 4/45 4/48 4/49 4/52 4/53 4/54 4/55 4/61 4/63 4/68 4/69 4/70 4/71 4/72 Solid-State Switching Devices for Resistive Loads General data Solid-State Relays General data SIRIUS 3RF21 solid-state relays, single-phase, 22.5 mm SIRIUS 3RF20 solid-state relays, single-phase, 45 mm SIRIUS 3RF22 solid-state relays, three-phase, 45 mm Solid-State Contactors General data SIRIUS 3RF23 solid-state contactors, single-phase SIRIUS 3RF24 solid-state contactors, three-phase Function Modules General data SIRIUS converters for 3RF SIRIUS load monitoring for 3RF SIRIUS heating current monitoring for 3RF SIRIUS power controllers for 3RF SIRIUS power regulators for 3RF 4/73 4/76 4/77 Solid-State Switching Devices for Switching Motors Solid-State Contactors General data SIRIUS 3RF24 solid-state contactors, three-phase SIRIUS 3RF24 solid-state reversing contactors, three-phase