Questions tagged [single-phase]
AC power with two legs run 180 degrees out of phase
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How does this 230/400 V induction hob draw current? [closed]
The instructions that came with a new Electrolux EIS62441 induction hob didn't specify any recommended breaker sizes or supply cable cross section requirements. The hob comes with more than 1 m of ...
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Is it possible to use a three-phased 400V, 36A AND and additional single-phased 230V, 16 A in one machine?
We're currently still developing our machine and have made this suggestion to a building technician, who replied that he cannot imagine our machine to have these connections.
We'll work with ...
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Power transformer design calculations
I´m currently designing power transformers in a pretty basic way, using AWG tables for the section of the copper wire, and not knowing what are the real losses, just overdesigning.
Three phase ...
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Reconnecting a water heater from three-phase to single-phase (220V) [closed]
I switched from three-phase to single-phase. Since the water heater was connected using 3 phases I need to change the connection to use it (It seems it could be done by changing the red/blue wires, ...
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Spinning single phase induction motor while having no power
I have a single phase induction motor connecting to a spindle.
The motor is connected to a electronic speed controller and I believe it has a series capacitor.
If spindle are to be spin while motor ...
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Ground Fault Interrupter
I was trying to simulate a circuit where it can detect grounded neutral conditions in the household. I need to have a current transformer which can detect the current differential ans sends a signal ...
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What are the meaning of the simple directional arrow above the double arrows in this schematic?
Helo,, I would like to know what are the simple directional arrows above the double arrows in this schematic?.
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0 V across motor capacitor terminals, but resistance is 20 Ω. Is the capacitor dead?
It is a 36 μF, 440 VAC, 50 Hz rated motor running capacitor, used in a single-phase motor. AC source is 240 V, 50 Hz.
The motor has stopping working. I want to know whether it is due to a faulty ...
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How to find out whether capacitor is the fault for failed single phase motor?
Single phased motor rated for 220V, 50Hz isn't working. I want to know whether is it just due to a failed capacitor or is the motor itself is damaged. The capacitor looks clean from the outside; no ...
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How does a power meter differentiate between three-phase and single-phase loads?
How does a three-phase power meter (for example the one used by my power company) know the difference between a single three-phase load and multiple single-phase loads?
For example: a three-phase ...
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How to ensure single phase AC polarity?
The device I'm designing needs to have correct power supply polarity but will be connected to mains supply with unpolarized plug. What automatic and IEC standards compliant methods there are to ensure ...
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Single-phase voltage inverter
I'm currently working on a single-phase voltage inverter with MOSFET transistors and RL load. I would like to realize width control of the inverter with independent frequency and program settings ...
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DC Load Current Vs RMS Load Current in single phase half wave rectifier
While solving a problem of a single wave half wave rectifier. using an "Ideal Diode"
Given Details:
Load Resistance - 1020 Ohms
Supply - 230V 50Hz AC (Connected in series)
To find : DC ...
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How do I model domestic power demand and identify consumers by their resistive and reactive draw?
I put a commercially available 80 A current transformer on the live tail to my domestic fuse box. I obtain readings of current draw, supply voltage and power draw.
When an appliance is turned on I am ...
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HLW8032 energy meter circuit showing power usage at no load
I am designing an AC energy metering circuit. The circuit has to measure voltage, current, power, power factor and energy used for two channels (from the same source). The HLW8032 transmits 24 bytes ...