1. Automation and Drives Gliederungspunkt 10 MarCom Concept Sirius Softstarter Introduction Situation Market System / Product Sales Communication Service & Support Annex SIRIUS Soft Starters 3RW4 CC PM4 / MM2 07/2004 1 Copytest BERO Market Competitors Moeller 3RW30 3.3

2. Automation and Drives Gliederungspunkt 10 MarCom Concept Sirius Softstarter Introduction Situation Market System / Product Sales Communication Service & Support Annex SIRIUS Soft Starters 3RW4 CC PM4 / MM2 07/2004 2 Market Introduction Concept DS4 / DS4 R - 3RW30 Operating voltages V110... 500 AC200... 460 AC 460... 575 AC (-15% / +10%) Control supply voltages V24 DC 110... 240 AC 24 AC/DC 110... 230 AC (-15% / +10%) Frequencies Hz45... 6550 / 60 (-10% / +10%) Currents (at 40° C) AAAA 6... 23/57 6... 23/46 (only DS4 R) 3... 100 Power (with 400 V) kW 7.5... 30 7.5... 22 (only DS4 R) 1.1... 55 Number of sizes 35 s Rated Data Price Comparison

3. Automation and Drives Gliederungspunkt 10 MarCom Concept Sirius Softstarter Introduction Situation Market System / Product Sales Communication Service & Support Annex SIRIUS Soft Starters 3RW4 CC PM4 / MM2 07/2004 3 Market Introduction Concept Soft start-up / soft run-down XX Bridging contact system XX Device self-protection -- Motor overload protection -- Adjustable current limiting -- Inside-the-delta circuit -- Breakaway impulse -- Power semiconductors (thyristors) in 2 phases Integration in modular system -X s Functions DS4 / DS4 R - 3RW30 Price Comparison

4. Automation and Drives Gliederungspunkt 10 MarCom Concept Sirius Softstarter Introduction Situation Market System / Product Sales Communication Service & Support Annex SIRIUS Soft Starters 3RW4 CC PM4 / MM2 07/2004 4 Market Introduction Concept Integrated reversing function with DS4 R Attractive prices, compact design No operating voltage of 575 V possible 575 V possible Max. ambient temperature of 40°CUp to 60°C Limited power rangeConsistently up to 100 A Stand-alone device impermissible for side-by-side assembly With the SIRIUS modular system, side-by-side assembly is permissible DS4 / DS4 R - 3RW30 s Advantages / Disadvantages Price Comparison