All Questions
12 questions
0
votes
2
answers
149
views
Why doesn't this DC motor run?
I have a BG 2212 DC motor.
It has 6 pin connector. I tried to connect gnd and the + connector to a 20V/24V power supply but the motor did not spin at all.
- 1
0
votes
2
answers
203
views
How to reduce 24V to 0V-5V variable through a pot with an output current of 3amp? [closed]
I want to build a 5v variable PSU. I found one on ebay but the output current is not good for my application, 10mA.
- 3
1
vote
2
answers
813
views
Does a 220V AC fan emit much more EMI noise than a 24V DC fan?
I've been discussing this with other colleagues for some time now and we can't reach a conclusion. Also searched on internet but didn't find a good article or proof that in fact a 220V AC fan will ...
- 265
-1
votes
1
answer
100
views
Looping on/off switch (10 s on, 0.5 s off)
I bought a 24 V shower booster pump,
and it has this crazy behaviour that it shuts down after 10 - 12 seconds.
When I restart the pump, it starts again for 10 - 12 seconds.
It is useless now and ...
1
vote
3
answers
2k
views
How to power a 24V 2.5A DC motor with a switching power supply?
I need to power a windshield wiper motor at 24V. Switching mode power supply shuts off.
The motor, rated 50 W, runs at 12V (50 RPM) or 24V (110 RPM). It's exactly the same one this guy has in this ...
- 17
0
votes
1
answer
223
views
24V battery with both 24V and 48V loads [closed]
I am looking for a simple solution to power my sailboat motor, it’s 48V 12kW, so it’s quite beefy. I have eight 24V lifepo4 cells (4.5kW) each, a 24V DC generator and a 2kW of solar, I would like to ...
0
votes
1
answer
141
views
OK To Use This Male/Female Jack Combo For 24 Volt DC?
I'm using 24 volt DC motors along with 12 volt solenoid actuators for a installation piece. For ease of install and maintenance, I want to wire each motor with a barrel jack like the one below:
...
- 1
1
vote
0
answers
79
views
What can I add to a DC circuit, to limit the voltage to 24V and current to 16 amps?
I have a battery pack that can put out around 25V and 20 amps, but it needs to be limited to 24V and 16 amps.
Update:
This is a follow-up to my question from yesterday: Protected 18650 batteries ...
- 161
2
votes
3
answers
3k
views
Can I Run An Appliance From a 24v Battery?
First, a little backstory. My wife is planning to operate a booth at some craft fairs and we require power for a piece of equipment (Silhouette Cameo, a computer controlled vinyl cutting machine). We'...
- 123
0
votes
2
answers
101
views
Help needed solve fire house problem 24v to 12v 100 milli amp [duplicate]
We are trying to make an antique bell work I'm told it needs 12v .1 /
amp or 100milli amp
Our current power system is 24 volt 20 amp can you please help us step this down . We were going to use a ...
- 1
-2
votes
3
answers
476
views
How to determine the maximum power required by given devices? [closed]
I need to power 4 devices with these power input specs:
...
- 121
0
votes
1
answer
2k
views
Choosing Fuses or MCB in 24VDC vehicle circuit
I am currently designing a 24VDC circuit for a small vehicle. I personally prefer using MCB's since they are simple to reset and easy to detect faults in the system, although i do find it rather hard ...
- 193