Lenze i550 Series - Basic Safety - STO

Basic Safety - STO
DANGER!
With the "Safe torque o" (STO) funcon, no "emergency switching‑o" in terms with
EN 60204−1 can be executed without addional measures. There is no isolaon between the
motor and inverter, no service switch or maintenance switch!
Possible consequence: death or severe injuries
▶
"Emergency switching‑o" requires electrical isolaon, e.g. by a central mains contactor.
Informaon on electrical installaon
Funconal safety
Basic Safety - STO
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