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Check Your Understanding
After a survey of utility bills, you discover that the building uses almost as much current in the winter months as it does in the summer. However, the facility has gas heating.
What would be the best first step to solve the problem?
Post signs reminding employees to turn off lights when they leave a room.
Install data loggers on all fuse boxes.
See if the facility has a building automation system.
1. What (exactly) are you doing?
2. Why are you doing it?
3. How does it help you?
(Can you describe it precisely?)
(How does it fit into the solution?)
(What will you do with the outcome when you get it?)
Pre-Knowledge Check
In this module, we’ll discuss how data classification can help protect your organization.
Take a moment and reflect: What dangers might result from the lack of data classification?
Type your response here, and click submit to see some possibilities.
Your response Some possibilities
If data leaks, it could lead to the public losing trust in the organization.
If data leaks, it could result in criminal or civil penalties.
If the information is federally regulated, then a breach might lead to a federal investigation, or even the loss of the right to collect revenue.
Submit
Phase angle
Apparent power(volt-amperes)
Reactive power(volt-amperes reactive)
True power(watts)
Power Triangle
Apparent power is 140 VATrue power is 120 W
Here’s a hint: A2 + B2 = C2
Need another?
What is reactive power?
Submit
Here’s a hint: W2 + VAR2 = VA2
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