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0
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1answer
83 views

Can 0V from an isolated source arc to earth ground?

I have a high voltage bus bar (~300-400VDC) that is powered by a variac. This sits in a case that has other electronics that are powered by a step down transformer (120VAC to 24VAC, then rectified to ...
0
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0answers
46 views

charging of a fan capacitor using a small lightning arc

i am working on a project of "Harvesting Lightning Energy", where i have developed a demo of a small lightning arc using a mosquito Zapper circuit. and now need to store that charge in a capacitor. we ...
0
votes
3answers
100 views

Can I use a switch rated as 250VAC 25A to switch 50VDC 25A?

I am looking for a switch that can handle 25A continous current, the voltage will be maximum 50VDC, most often about 46VDC, and it will be used to switch on two dc-dc converters that have no load ...
8
votes
2answers
291 views

Understanding cause of arcing in AC filter circuit

I have an induction hot-plate that one day blew a fuse in my distribution panel when plugging it in. (With the obligatory smoke from the device of course) On visual inspection, only the AC filter ...
2
votes
1answer
166 views

Contact arcing, how to avoid?

Recently my water heater's thermostat failed. It's just a simple mechanical one, with a piece of metal that "pops" and connects or disconnects the heating element. I would guess that what made it ...
1
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0answers
57 views

How do electrical arcs carry less or more current with same supply voltages?

With a powerful microwave oven transformer, big bright white arcs with more current are created. With small flyback transformers driven by a simple oscillator, at the same voltage, arcs are thinner, ...
-2
votes
1answer
85 views

What is the necessity of arc management in a circuit breaker?

Why is an arc management necessary in a circuit breaker?
2
votes
1answer
177 views

Preventing Arc Discharge

I am repairing some ozone generators and one of them has a tower with a discharge path I can't seem to get rid of. Back in the heyday of television, my dad ran a side (hobby) business repairing bw ...
0
votes
2answers
208 views

Most compact high voltage source for making long arcs

Out of curiosity, I have a question about high voltage electricity sources. Hypothetically, the requirements are that the source must be no larger than a water bottle (although smaller is better), and ...
1
vote
1answer
172 views

Spark Transmitter with flyback driver and good arcs

I recently built a Fly-back Driver with a fly-back transformer and a primary voltage input of 12 volts and the arcs are about an inch long ( i don't know the exact output voltage because I don't have ...