Journeyman Electrician Practice Exam 2025 – 400 Free Practice Questions to Pass the Exam

Question: 1 / 400

What is the maximum voltage to ground required when installing wiring for sensitive electronic equipment?

40 volts

50 volts

60 volts

The maximum voltage to ground for installing wiring for sensitive electronic equipment is 60 volts. This standard is in place to ensure safety and minimize the risk of electrical shock while protecting sensitive devices from damage due to excessive voltage levels.

Sensitive electronic equipment, such as computers and medical devices, can be particularly vulnerable to fluctuations in voltage and electrical noise. By adhering to the 60 volts maximum threshold, installers can maintain a safer electrical environment that reduces the likelihood of interference or damage caused by higher voltages.

This limit also aligns with various industry standards and codes designed to protect both personnel and equipment from electrical hazards. It is essential for electricians to understand these values, ensuring they comply with safety regulations while effectively serving their clients' needs.

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