0
What else can I help you with?
What is the primary difference between the LM317 and LM337 regulators based on electrical engineering?
Both are 1.5A adjustable voltage regulators. The LM317 outputs a positive (with respect to ground) voltage, and the LM337 outputs a negative voltage.
What do ground do in a circuit?
Circuits are on the ground for a few reasons one is to prevent contact with dangerous voltage if the electrical insulation fails. Also been on the ground limits the build- up of electricity static.
Does voltage on ground mean open ground?
Voltage on ground can mean an open ground. It can also mean (high) current on ground, due to a ground fault such as reversed neutral and ground.
What is mean of Dead Short in Electrical Term?
The positive and negative voltage lines are tied together - OR - the positive line is shunted to ground with voltage appliedImproved AnswerA dead short is a connection with zero/near-zero resistance. It may be applied deliberately in order to perform tests, or, more usually, as the result of a catastrophic failure in some part/component."The positive and negative voltage lines are tied together - OR" - both lines of an a.c. supply are connected together."the positive line is shunted to ground with voltage applied" - OR - the negative line is shunted to ground, etc etc.
What device should be used to protect a system from over voltage and power spikes caused by dramatic fluctuations in electrical power levels?
The device that you are looking for is called a surge suppressor. It is a small device that can be mounted in one of the knock out holes in the distribution panel. They are a four wire device. It should be connected across a common tie double pole breaker. The two black leads from the suppressor connect to each of the terminals of the two pole breaker. The third white lead connects to the neutral bar of the distribution panel. The forth green wire connects to the ground buss, (not to be confused with the neutral bus). With the breaker turned on it continuously monitors the voltage of the distribution panel and automatically sends power spikes to ground.
What does the term common refer to when discussing electricity?
A common ground is a connection between an electrical device and a conducting body, such as the ground, which is taken to be at zero voltage.
For what purpose is a gas discharge arrestor used?
A gas discharge arrestor is used to protect electrical equipment from damage caused by lightning strikes or voltage surges in power lines. It diverts excess voltage to the ground, preventing it from damaging the connected devices.
What is a surge protector used for?
A surge protector (or surge suppressor) is an appliance designed to protect electrical devices from voltage spikes. A surge protector attempts to limit the voltage supplied to an electric device by either blocking or by shorting to ground any unwanted voltages above a safe threshold. This article primarily discusses specifications and components relevant to the type of protector that diverts (shorts) a voltage spike to ground; however, there is some coverage of other methods
What is the significance of the neutral to ground voltage in electrical systems?
The neutral to ground voltage in electrical systems is important because it helps to ensure the safety of the system. When the neutral to ground voltage is at the correct level, it means that there is a proper connection between the neutral and ground wires, which helps to prevent electrical shocks and fires. Monitoring and maintaining the neutral to ground voltage is crucial for the overall safety and functionality of an electrical system.
Should there be voltage between the neutral and ground?
No, ideally there should be no voltage between the neutral and ground wires in an electrical system.
What is a surge diverter and how does it works?
When a surge occur, it peaks at above the maximum supply voltage, like in the event of a lightning strike for instance. This can damage household appliances that are designed to operate at a certain AC supply voltage. So a surge diverter actually diverts excess voltages to ground to protect appliances. A good link to read is: http://electronics.howstuffworks.com/everyday-tech/surge-protector1.htm Enjoy
What mean Frame Ground?
The frame of a device is usually the supporting structure that holds the electrical device. The electrical code requires that the frame of any electrical device be brought down to ground potential. This is done with a ground wire taken from the frame of the device and connected to the service distribution ground. This is also classed as a bond wire. Now if a fault current occurs any where in the bonded system, the fault current will travel back to the distribution panel and trip the circuit breaker of the faulted circuit removing the voltage from the faulted circuit..
What is a grounding device?
what the hell is a grounding device? Any device that allows you to affix a ground wire to the mechanical enclosure that the conductors are in. eg. Ground lugs, ground screw in an electrical box.
Why can devices be damaged if you do not provided a ground to the circuit?
Devices will not be damaged if they do not have a ground conductor in their supply cable. The ground wire is there for safety. If there is a possibility that the device could conduct a current in a fault condition and this happens, it is the ground wire current that trips the breaker and shuts the supply voltage off. There is equipment on the market that is double insulated. This means that the internal electrical current carrying parts are isolated from the frame of the device. These types of devices will have only a two wire cable supplying the voltage to it.
Do neutral wires have voltage in electrical circuits?
No, neutral wires do not have voltage in electrical circuits. They are designed to carry current back to the power source and are typically at or near ground potential.
Difference between unidirectional and bidirectional TVs diode?
Unidirectional TVS: A TVS device with asymmetrical current versus voltage (I−V) properties. A unidirectional TVS is best suited for protecting circuit nodes whose signals are unidirectional or always above or below the reference voltage, usually ground. Bidirectional TVS: A TVS device with symmetrical I−V properties. A bidirectional TVS is best suited for protecting electrical nodes whose signals are bidirectional or can have voltage levels both above and below the reference voltage, usually ground
How does an electrical ground work to ensure the safety and proper functioning of electrical systems?
An electrical ground provides a path for excess electricity to flow safely into the ground, preventing electrical shocks and fires. It helps stabilize voltage levels and protects against power surges, ensuring the proper functioning of electrical systems.
