Lock Out Tag Out (LOTO) locks are essential tools in maintaining a safe workplace, particularly in industrial settings where heavy machinery and hazardous energy sources are involved. The purpose of LOTO systems is to prevent accidental start-up or release of stored energy during maintenance and repair activities. This article explores the significance of LOTO locks, their application, and best practices for implementation.
What is Lock Out Tag Out? Lock Out Tag Out is a safety procedure utilized in various industries to ensure that dangerous machinery is properly shut down and unable to be started up again prior to the completion of maintenance or servicing work. The LOTO process involves two main components： locking out machines to prevent operation and tagging them to warn others that maintenance is in progress. LOTO locks are physical devices that can be placed on energy-isolating devices, such as switches, valves, and circuit breakers. These locks are often accompanied by tags that provide clear warnings and instructions, making it evident that the equipment must not be operated until the maintenance work is completed and the locks are removed by authorized personnel.