Skip to main content
Stesso

Examine Remote Power Panels (RPPs) and Redundancy

0:37
2:51
444.6K views

At 0:37 in

My Dad (Master Electrician) shows the Electric inside a Data Center, and it’s wired, Thoughts?

Watch on YouTube

What happens here

The electrician explains the function of Remote Power Panels (RPPs), which typically house Square D QOB panels. He highlights the redundancy built into the data center's power distribution, showing how each network rack receives two independent power feeds from different Power Distribution Units (PDUs) (e.g., PDU 2-A and PDU 2-B). This redundancy ensures continuous operation even if one power source fails, preventing brownouts or power loss.

Goal: Understand the power distribution and redundancy architecture of the data center.

Tools and materials

  • Remote Power Panels — Housing circuit breakers and providing power distribution to server racks
  • Square D QOB Panels Square D — Circuit breaker panels within the RPPs

What they say

Hide

power is coming out. Now, these are called an RPP panel, and these are typically just Square D QOB panels. Take a look. Square D QOB, Square D QOB, one main from PDU 2B, and this is 9C and 9D. If we go on this side, remember I said everything's redundant? >> Yeah. So, this is fed from PDU 2A, 9A and 9B. So, one side is AB, the other side is CD. When we feed a network rack like this, you want to ensure that we have two individual feeds. Okay. Okay, from two different sources. That means if one of the PDU fails, the other side takes over. What we don't want is any type of brownout, power drop, power loss for a fraction of a millisecond. We don't want that. >> No, that's not good. Now, what we're going to do today is What's the service call today? We're going to install three

Auto-generated from the video audio.