Definition of safety locks:
Safety locks are used for tagging and locking in workshops and offices, and are a kind of locks. It is to ensure that the equipment energy is absolutely shut down and the equipment remains in a safe state. Locking can prevent accidental operation of the equipment, causing injury or death. Another purpose is to serve as a warning, such as the fire extinguishing equipment lock in the mall, which is different from the general anti-theft function of the lock.
Lockout/Tagout is referred to as LOTO, and the concept originated from the United States. When equipment or tools are being repaired, maintained or cleaned, the power source associated with the equipment is cut off. Then the device or tool cannot be started. At the same time all energy sources (power, hydraulic source, origin, etc.) are turned off. The purpose is: to ensure that workers or related personnel working on the machine will not be injured.