Rotary drive complete black for 5SY (without 5SY compact 1TE) 5SP4, 5SL, 5TL1, 5TE2, 5TE8 5SU1 Rotary drive SENTRON 5ST3 as an additional component for residual current protective devices and circuit breakers.These additional components can be mounted universally. They can be installed and connected easily and conveniently. Thanks to the standard touch protection, safety during installation is reliably guaranteed.Optimal technology for your safety - only from Siemens.