Which equipment is essential when working on electrical systems?

When working on electrical systems, the use of insulated tools and voltage testers is crucial for ensuring both safety and effectiveness. Insulated tools are specifically designed to protect the user from electric shock by providing a barrier between the user and any live electrical components that may be present. They typically have a protective coating that can withstand high voltages, reducing the risk of electrical accidents.

Voltage testers are also critical since they allow the technician to verify whether a circuit is live before beginning work. This can prevent potentially life-threatening situations where an individual might unknowingly come into contact with energized conductors.

Using insulated tools and voltage testers together creates a safer working environment, which aligns with the electrical safety standards and practices that professionals must adhere to. This combination ensures that the technician can perform necessary tasks without the significant risk of injury associated with electrical work.