SIMOTICS S synchronous servomotor 1FK7 Compact 3.0Nm, 100K 3000 1/min, 0.82 kW naturally cooled IM B5 (IM V1, IM V3) power/signal connector 270° rotatable connector incremental encoder sin/cos 1VSS 2048 S/R (encoder I-2048) smooth shaft tolerance N without holding brake degree of protection IP64