tiastar Motor Control Centres Siemens（tiastar西门子电机控制中心）.pdf

tiastar Motor Control Centres SIRIUS Contactors Components Overview SIRIUS Contactors SIRIUS high - performance contactors offer a high degree of The operating reliability of the SIRIUS contactors is especially protection while offering reduced mounting space. Ratings up high. With the ability to achieve 10 million-mechanical-oper- to 400 hp at 600V are covered by only 6 sizes; auxiliary con- ations, they have an extremely long service life, require little tact blocks and coil surge suppressors are within the envelope maintenance and are rugged. dimensions of the contactors. Along with having a long service life. SIRIUS contactors rated The SIRIUS contactors are rated to meet both horsepower above 100 hp are also available with remaining life-time indica- and NEMA requirments. tors for contact wear monitoring. 4 1 R S O E T R O T M N E C L O R T N O C 14-8 Siemens Canada Limited Power Product Catalogue tiastar Motor Control Centres Overload Relays inverse-time delayed protection of loads The SIMOCODE Pro consists of two with normal and heavy starting against device series with different levels of excessive temperature rise due to over- functionality: load, phase unbalance or phase failure. An overload, phase unbalance or phase SIMOCODE Pro C (Compact) failure result in an increase of the motor The compact motor management system