● LOCKOUT

A safety measure, or lock, for a device that is disconnected from the power supply or can be disconnected to prevent others from connecting to the power supply or energy (such as opening a valve).

● TAGOUT

Hang a corresponding warning or warning sign on a disconnecting device that disconnects power and energy (such as “No closing, people work together”), a safety measure to warn others not to connect to power or energy, or tagout .

● Disconnecting Means

A device or a group of devices that can disconnect the power supply circuit connected to it.

● Relevant personnel: Personnel who are directly or indirectly in danger of electric shock and are operators who are designed to lockout tagout.

● Professionals: Personnel who have received professional education and experience, and have the ability to identify risks and avoid electrical hazards.

● Non-professionals: Persons who are neither professionals nor have primary training.

● Electrical safety working conditions: at or near the installation of conductors or conductive parts, the charged body is isolated, locked or marked in a specified state, and it is tested to ensure that there is no voltage on site and grounded according to regulations.

● Hazardous energy sources:

Refers to the energy contained in process materials or equipment that may cause personal injury or property loss.

● Hazardous energy sources include:

- Power source: such as electric, hydraulic, pneumatic

- Energy storage: such as gravity, energy storage caused by compression springs

-Other: thermal energy, such as chemical materials