0
What meter must always be used with the power supply disconnected from the load?
Wiki User
∙ 10y agoWant this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What meter has its own power supply?
ohmmeter has it's own power supply
Why does a capacitor keep its charge after the supply is disconnected?
Yes, it can. Then you can use the charge to power something else. :)
Why ghost power acting on a circuit?
Ghost power may be acting on a circuit if it has a capacitor or transformer connected. This will supply power long after the input has been disconnected.
What is the reason of reverse indication on in single phase kWH meter?
A kWh meter measures the flow of energy along the circuit that the meter is connected to. Normally power flows from the supply to the load, which is the conventional direction, but in some cases, for example if the load is replaced by a generator, power can flow the other way and in that case the meter indicates a backward, negative, flow of power.
How do you on off energy meter without cut of power supply?
It sounds like you are trying to steal power. I don't recommend it; modern energy meters are pretty well tamper proof.
What must be disconnected from a circuit under test before connecting the ohm meter to the circuit?
You must always disconnect the power supply from the circuit before connecting an ohmmeter.otherwise the meter may be damaged.
What meter has its own power supply?
ohmmeter has it's own power supply
Why is a power supply even after the power supply has been disconnected?
because the power still are in circuit of the motherboard and you have to drain the system
Why does a capacitor keep its charge after the supply is disconnected?
Yes, it can. Then you can use the charge to power something else. :)
Does a power supply always come with a case?
No you can buy a supply seperate but the case always has a supply.
How is the power factor meter connected?
power factor meters are connected across the supply
Why would a MacBook turn off when the power supply is disconnected?
If a portable computer, such as a MacBook, quits when disconnected from outlet power, it probably has a battery problem. Take it to a service provider if you can not determine if the battery is dead yourself.
Why ghost power acting on a circuit?
Ghost power may be acting on a circuit if it has a capacitor or transformer connected. This will supply power long after the input has been disconnected.
How much power is used by a 35w bulb with 12v supply vs 110v supply?
it also depends on what meter you have, is it a KWH METER or a AH METER. IF ITS A KWH METER(KILO WATT HOUR) IT COUNTS IN WATTS (35w PER HOUR.)
Is there a meter display when power is out?
Depending on meter model and type it may. Smart meters have ability to operate without supply to communicate with grid.
Do tower cases always come with a power supply?
No, tower cases do not always come with a power supply. Sometimes they come with a standard one, but many people prefer to choose their own.
How can you save your equipment when the neutral wire becomes disconnected?
There is nothing to save. When the neutral wire becomes disconnected the equipment just stops operating. Disconnect the power supply, reconnect the neutral and the equipment will start operating again.
