Illustrated PEC BY Codesultant

08/12/2025

Kamusta mga Ka‑circuito! Join me in mastering Table 220.55 — the key to proper branch circuit and feeder load calculations for cooking appliances. Together, we’ll uncover how demand factors and special notes work to keep our designs always code‑compliant!

Hello everyone, and welcome back to another cooking session here on the Codesultant Channel. In our last episode, we didn’t just look at Table 220.55 — we la...

07/12/2025

Kamusta mga Ka‑Circuito! Join me in mastering Table 220.55 — the key to proper branch circuit and feeder load calculations for cooking appliances. Let’s uncover how demand factors and special notes work to keep our designs always code‑compliant!

Greetings everyone, and welcome back to Codesultant channel.In our previous discussion, we focused on NEC Article 422, which establishes the general requirem...

23/08/2025

Kamusta mga Ka-Circuito! Do you want to learn the rules for determining overcurrent protection for appliances? If so, check out this video!

Hello everyone! Continuing with part 2 of Article 422, we will discuss the rules for branch circuit protection of appliances under Section 422.11. In this se...

17/08/2025

https://youtu.be/Qo661jnLgqQ

Kamusta mga Ka-cuitcito! Join us for an insightful video where we will explore Section 422.10 of NEC 2023 in detail. We'll provide additional examples to enhance your understanding of the topic. Whether you're a beginner or looking to deepen your knowledge, this video is for you!

Hello everyone, and welcome to the Codesultant channel! Today, we’ll be exploring section 422.10 in part 2 of Article 422 of the National Electrical Code. Th...

18/04/2025

PTPA.
Kamusta, mga Ka-Circuito!
Which installation method is preferable: a single-layer or trefoil configuration?
Join us as we explore this topic and discuss techniques for installing conductors in a single-layer setup to eliminate imbalances in the power system. Don’t miss out—let’s watch the video!
https://youtu.be/epK-fa1QH4w

19/01/2025

Kamusta, mga ka-circuito! When are single conductor cables installed in cable trays exempt from derating? What are the code regulations surrounding these installations? To find out more, make sure to watch this video!

Hello everyone! In Parts 2A and 2B of our discussion, we explored how to determine the ampacity of 1/0 AWG and larger single conductor cables in cable trays,...

12/01/2025

Kamusta, mga ka-Circuito! Are single-conductor cables considered to be in “free air” when installed in a cable tray? If so, how can we determine the ampacity of these conductors? Let’s watch this video to find out!

CABLE TRAY SIZING CALCULATION AND AMPACITY OF CONDUCTORS (SINGLE CONDUCTORS)-392 80(A)(2)a -NEC 2023Kamusta, mga ka-Circuito! Are single-conductor cables con...

01/01/2025

Happy New Year, Maga Ka-Circuito! What are the derating factor rules for multiconductor cables installed in cable trays, given that these cables are grouped together? To find out, let's watch this video.

392 80(A)(1)- CABLE TRAY SIZING CALCULATION AND AMPACITY OF CONDUCTRS FOR MULTICONDUCTORS CABLESHello everyone! In this session, we’ll examine how to determi...

26/12/2024

Kamusta mga ka-Circuito! Is it permissible to install single-conductor cables in a ladder-type cable tray with more than two layers? Further, did you know that determining the size or width of the ladder-type cable tray is not by percentage fill? Let’s watch this video to find the answers!

SECTION 392.22(B)(1) -NUMBER OF SINGLE CONDUCTOR CABLES RATED FOR 2000 VOLTS OR LESS THAT CAN BE PLACED IN A SINGLE CABLE TRAY.Is it allowed to install singl...

12/11/2024

Kamusta, mga Ka-circuito! Do you know the differences in sizing the width of ladder-type cable trays versus solid-bottom cable trays? Check out this video to learn more!

SECTION 392.22(A)(3) -SOLID-BOTTOM CABLE TRAY WIDTH CALCULATION (MULTICONDUCTORS 2000-VOLTS OR LESS)Are you aware of the differences in how to size the width...

03/11/2024

Kamusta mga Ka-Circuito! When installing multiconductor cables in a ladder-type cable tray, is it permissible to place additional cables on top? What factors should we consider when calculating the inside width of the tray for this type of installation? Let’s watch this video to find the answers.

SECTION 392.22. LADDER OR VENTILATED TROUGH CABLE TRAYS CONTAININGANY MIXTURE OF CABLES. -NEC 2023Hello everyone! In this session, we’ll examine how to dete...