Automation and Drives s SIRIUS 1 s s SIKOSTART Soft Starts

Automation and Drives s SIRIUS 2 s s SIKOSTART Soft Starts Topics –Definition of SIKOSTART Soft Starts –Features & Benefits of SIKOSTART Soft Starts –Applications of SIKOSTART Soft Starts –How to use SIKOSTART Soft Starts

Automation and Drives s SIRIUS 3 s s SIKOSTART Soft Starts From the Dictionary: –OK, its not in the dictionary Siemens definition of SIKOSTART –SIemens SIemens –Käfigläufer- K... squirrel-cage motor –Optimierrungs Optimization –STARTer STARTer

Automation and Drives s SIRIUS 4 s s SIKOSTART Soft Starts Features & Benefits –Rugged Design –3 phase control –Inside-the-Delta Applications

Automation and Drives s SIRIUS 5 s s SIKOSTART Soft Starts Features & Benefits –UL Listed –CSA Certified –CE mark

Automation and Drives s SIRIUS 6 s s SIKOSTART Soft Starts Features & Benefits –Supply Voltage Ranges >3 phase, 50/60 hz, V (not ITD) >3 phase, 50/60 hz V –Wide control power range >110V, 50/60 AC (Standard) >24 VDC or 230VAC (Optional)

Automation and Drives s SIRIUS 7 s s SIKOSTART Soft Starts Applications –High duty cycles >up to 19 starts / hour without de-rating >up to 10 starts / minute with de-rating –High horsepower application >10HP – 200V >10HP – 230V >25HP – 460V >30HP – 575V

Automation and Drives s SIRIUS 8 s s SIKOSTART Soft Starts Features & Benefits –2 LEDs for diagnostics >EEPROM, Phase Loss, Ready >Run, Starting, Shorted SCR –Two output relays for status indication >Up-to-Voltage >Fault –Touch Safe

Automation and Drives s SIRIUS 9 s s SIKOSTART Soft Starts Features & Benefits –Single Ramp >Soft start and Soft Stop >Adjustable Start Time >Adjustable Stop Time >Adjustable Initial Voltage >Final Voltage –90% Initial Voltage t Ran t USUS UNUN U t Raus

Automation and Drives s SIRIUS 10 SIRIUS s s SIKOSTART Soft Starts Features & Benefits –Built in timing for On-Delay and Off-Delay –Can be wired Inside-the-Delta (6 or 12 lead Wye-Delta Motors only) >SCRs are exposed to only 57% of the inline current >Cost Effective use of technology >requires 6- or 12- lead delta motor >Great for Wye-Delta retrofits

Automation and Drives s SIRIUS 11 SIRIUS s s SIKOSTART Soft Starts Applications –Pumps –Conveyor belts –Agitators / Mixers –Fans –Chippers –HVAC –Crushers

Automation and Drives s SIRIUS 12 SIRIUS s s SIKOSTART Soft Starts Using a 3RW34 SIKOSTART –Can be utilized in-line or inside-the- delta inside-delta circuit L1 T1 U1 U2 L2 T2 V1 V2 L3 T3 W1 W2 L1 L2 L3 L1 L2 L3 L1L2L3 T3 T1 Inline-circuit M 3~

Automation and Drives s SIRIUS 13 SIRIUS s s SIKOSTART Soft Starts Using a 3RW34 SIKOSTART –Control power supply to X1/X2 –Supplying Control Voltage to A1/A2 will cause the soft start to run –Removing Control Voltage will cause soft start to stop. –If the Soft Stop feature is used the starter will ramp the voltage down after the run signal is removed

Automation and Drives s SIRIUS 14 SIRIUS s s SIKOSTART Soft Starts Now you know about SIKOSTARTS! Questions?