Motor Starters, Soft Starters and Load Feeders © Siemens AG 2009 Introduction Overview 3RW soft starters for standard applications 3RW30 soft starters SIRIUS 3RW30 soft starters for soft starting and smooth ramp-down of three-phase asynchronous motors Performance range of up to 55 kW (at 400 V) 3RW30 6/5 3RW soft starters for High-Feature applications 6 3RW44 soft starters In addition to soft starting and soft ramp-down, the solid-state SIRIUS 3RW44 soft starters provide numerous functions for higher-level requirements Performance range - Up to 710 kW (at 400 V) in inline circuit and - Up to 1200 kW (at 400 V) in inside-delta circuit 3RW44 6/32 3RA1 load feeders 3RA11 direct-on-line starters for snapping onto standard mounting rails or for screw fixing Rated control supply voltage AC 50 Hz 230 V and 24 V DC for 35 mm standard mounting rail or screw fixing 3RA11 6/63 3RA12 reversing starters for snapping onto standard mounting rails or for screw fixing Rated control supply voltage AC 50 Hz 230 V and 24 V DC for 35 mm standard mounting rail or screw fixing 3RA12 6/63 3RV19 infeed system Convenient means of energy supply and distribution 3RV19 6/79 3RA6 Compact Feeders 3RA61 direct-on-line starters Up to 15 kW/400 V, weld-free, wide setting range, removable terminals 3RA61 6/90 Accessories for 3RA6 direct-on-line and reversing starters Auxiliary switches, AS-i add-on modules 3RA69 6/100 6/2 Siemens LV 1 T · 2009 3RW30 3RW40 3RW44 3RA11 3RA12 3RV19 3RA61 Order No.
Page For operation in the control cabinet 3RW30 3RW40 3RW44 3RA11 3RA12 3RV19 3RA61 Order No.
Page For operation in the control cabinet • Application areas - Fans - Building/construction machines - Escalators - Air conditioning systems - Assembly lines - Actuators - Pumps - Presses - Transport systems - Fans - Compressors and coolers 3RW40 soft starters • SIRIUS 3RW40 soft starters with the integral functions - Solid-state motor overload and intrinsic device protection and - Adjustable current limiting For the soft starting and stopping of three-phase asynchronous motors • Performance range of up to 250 kW (at 400 V) 3RW40 6/17 • Application areas - Pumps - Compressors - Industrial refrigerating systems - Conveying systems - Machine tools - Fans - Cooling systems - Water transport - Hydraulics - Mills • The 3RA1 fuseless load feeders consist of the 3RV1 motor starter protector and the 3RT1 contactor.
The motor starter protector and contactor are prewired and mechanically con- nected in pre-assembled assembly kits (link modules, wiring kits and standard mounting rail or busbar adapters).
The motor starter protector and contactor are mechanically and electrically connected by means of the link module • 4 sizes (S00, S0, S2, S3) • Can be supplied for direct start or reversing duty as - Complete unit or - Single devices for self-assembly 3RA11 direct-on-line starters for busbar systems • Rated control supply voltage AC 50 Hz 230 V and 24 V DC for 40 mm and 60 mm busbar systems 3RA11 6/63 3RA12 reversing starters for busbar systems • Rated control supply voltage AC 50 Hz 230 V and 24 V DC for 40 mm and 60 mm busbar systems 3RA12 6/63 • Integrated functionality of a circuit breaker, contactor and solid-state overload relay and various functions of optional mountable accessories • Usable for direct starting of standard induction motors up to 32 A 3RA62 reversing starters • Up to 15 kW/400 V, weld-free, wide setting range, removable terminals 3RA62 6/90 Infeed systems for 3RA6 • Modular expandability, up to 100 A, terminals up to 70 mm2 3RA68 6/103