Questions about: electrical - страница 54

Replaced the old main service panel with a new Siemens main service panel in my workshop. It is a 100 amp 3 wire service with two hots and a neutral. There is a sub panel with two large fuses and a disconnect switch after the meter and before the mai
1) In general, a device is a machine designed for a purpose. In a general context, a computer can be considered a device. 2) In the context of computer technology, a device is a unit of hardware , outside or inside the case or housing for the essenti
Typically a 220 volt labeled dryer is an older one The nominal voltages to houses has just gone up and thus eons ( a century ago! ) stuff was labeled 110 volts or 220 volts. Later dialog was 115 and 230 volts, or 117 and say 235 volts. Even later stu
When determining feeder conductor size, you'll want to consider the "lowest temperature rating of any connected termination, conductor, or device" as per National Electrical Code (NEC) Article 110. 14(C). While the cable/wire may be rated at 90°C, yo
As is the case with many difficulties around the home, the root cause of a dead outlet is not always the same. Unfortunately, this means that the appropriate fix can also vary from one situation to the next. Dead outlets are a nuisance and, if not ha
Android devices can be used as signal generators and signal analyzers. It is easy when all you want is to get the signal out of the speaker or headphone connector, and you are happy to analyze what internal microphone in the device receives. But what
You may know what a GFCI is, but do you really know how it works? A basic understanding of the device can prevent safety problems. You may know in what situations the NEC requires you to install a ground-fault circuit interrupter (GFCI), but do you k
Got a brake light out? Anyone that drives a car should know how to do minor repairs using everyday tools without going to a garage. In this guide we will show you how to replace and repair your brake bulb system by testing the light socket, fuse, wir
I have just put in a new chandelier for my lobby, but when i go to the lower floor, no chandelier. .
I am trying to figure out if a monitor (LG Flatron L227WTG-PG) does not work or if somehow I need to reset it. When the computer is turned off, the power button on the monitor has a blue light that flashes on and off. When I turned on the computer, t