How well do you understand the requirements for panic hardware on electric rooms?

Question 1
According to the National Electric Code, which electric rooms need doors equipped with “panic bars, pressure plates, or other devices that are normally latched but open under simple pressure”?
Rooms housing large equipment – 600 Volts, nominal or less, 1200 amperes or more.
Rooms housing conductors and equipment used on circuits of over 600 Volts, nominal.
Transformer Vaults
All of the Above
Question 1 Explanation: 

For More Information:

If you'd like to read more about panic hardware on electric rooms, check out this blog post. (a new window will open).

Monthly Drawing:

Submit your email if you'd like to enter the monthly drawing. This month - a $25 gift card for!

There is 1 question to complete.