Interconnection – JADE Learning

Making Sense of SEER – and Saving Energy Dollars!

In this blog, Gary explains SEER ratings, including the upcoming 2023 changes, as well as the overall impact of efficiency metrics on the HVACR industry.

Read Article

Most Recent

Multimeter Safety

Using a multimeter tool incorrectly can cause severe injury or even death. In this blog we review some common multimeter safety practices!

Read Article
How Water Quality Monitoring Protects Us

This article explains what water quality monitoring is, methods used to monitor water quality, and how the data collected is used to make decisions that affect you and the environment.

Read Article
Detecting the Weapons of War

Gunshot detection systems cannot prevent a gun from firing, but they can buy vital time to alert authorities and save lives. Read about some of the current technology behind gun detection systems in this latest blog.

Read Article
Stand-Alone Systems in the 2020 NEC – Article 710

What Changed in 2020 NEC, Article 710? Read on to learn about code changes and additions related to stand-alone power systems.

Read Article

Recently in

Fire Alarm Systems

Fire Alarm Systems By David Herres Fire alarm systems are at least an order of magnitude more challenging to understand than homeowner-type smoke alarms, even if individual smoke alarms within the home are wired together to work in concert. Fire alarm work must not be taken for granted because if […]

Read Article

2014 NEC 705.12(D)(2) PV Interconnections Part 2

If the point of interconnection will be made at a feeder, other than the opposite end of the primary overcurrent protective device (OCPD), then there are two options and both apply only to the portion of feeder on the load side of the inverter output connection.

Read Article

2014 NEC 705.12(D)(2) – Understanding PV Interconnections

Let’s start out with the first basic requirement in 705.12(D)(2): 125% of the inverter output circuit current must be used for the ampacity calculations for most of the interconnection methods used. Whether interconnecting the Inverter Output Circuit through a breaker at the service panel or directly to a feeder, it is important to first know the inverter output circuit current.

Read Article

Making Sense of SEER – and Saving Energy Dollars!

Most Recent

Multimeter Safety

How Water Quality Monitoring Protects Us

Detecting the Weapons of War

Stand-Alone Systems in the 2020 NEC – Article 710

Recently in

Fire Alarm Systems

2014 NEC 705.12(D)(2) PV Interconnections Part 2

2014 NEC 705.12(D)(2) – Understanding PV Interconnections

Passing Your Journeyman or Master Exam Starts Here.

JADE Learning’s Online Exam Preparation. Practice at Home. On Your Schedule.

Login