17 Years manufacturer XJM7 Measuring Box (Low Voltage Power Measurement Box) to Congo Factories
Exterior and dimensions
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XJM7 series of lighting Power metering box is suitable in power centralized measurement management of apartment buildings office buildings. Pulse-type power meter can be installed to according to the design needs to achieve computer management. Besides, proper location is preserved to install remote-measuring remote sensing equipment. There are small circuit breakers installed in the cabinet to protect the line from overload, short circuit. The power meter and circuit breaker rated current are selected by design.
In line with GB7251.1-1997 and 7251.3-1997 standards.
Nice electrician tool kit, use this link to support my channel!
Detailed, easy to follow instructions on how to install an electrical outlet in a new construction outlet box. This is a loop wiring example, meaning there is a piece of romex coming in from the previous outlet or breaker panel, and there is a piece of Romex leaving the outlet box and going to the next outlet.
I also show the correct method to connect two ground wires to one ground lug on the outlet. A lot of people just wrap both ground wires around the screw, but the correct way is to make a pigtail using the two ground wires and an additional piece of wire. Simply wire nut the three wires together, then connect the single wire coming out of the pigtail to the outlet ground.
Also covered in this video – the correct direction to loop your wires around the screws, wrapping the entire outlet with electrical tape when done, and a good method to open up the Romex jacket.
Here is an example of a Multi-wire branch circuit: