Electrical appliance which is labelled 240V, 2000W

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Discussion Overview

The discussion revolves around the implications of connecting an electrical appliance rated at "240V, 2000W" to different voltage sources, specifically 250V and 230V. Participants explore the potential effects on the appliance's functionality and safety, considering both higher and lower voltage scenarios.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant questions whether plugging the appliance into a 250V source would cause it to burn, while also inquiring about the effects of connecting it to a 230V source.
  • Another participant suggests that the outcome depends on the appliance, noting that some modern power supplies can tolerate a wide range of input voltages (approximately 90-260V).
  • A different participant posits that if the supplied voltage is lower than the rated voltage, the appliance may not operate until the required voltage is provided.
  • One participant considers the appliance as a resistive load, arguing that a slightly higher voltage than rated should not cause damage, but a significantly higher voltage could lead to burning the appliance unless it has protective mechanisms. They also mention that lower voltage would result in lower output from the appliance.

Areas of Agreement / Disagreement

Participants express varying views on the effects of different voltage levels on the appliance, indicating that there is no consensus on the outcomes of connecting the appliance to 250V or 230V sources.

Contextual Notes

Some assumptions about the appliance's design and protective features are not explicitly stated, and the discussion does not resolve the specific thresholds for voltage tolerance or the nature of the appliance's load.

Kyoma
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electrical appliance which is labelled " 240V, 2000W "

If you have an electrical appliance which is labelled " 240V, 2000W ",

What will happen if you plug it to an electrical source of 250V? Will it get burned? What will happen if you plug it to an electrical source of 230V? Will it work?
 
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That depends on the appliance. In most cases, I would think it would be fine. Some modern power supplies for appliances are tolerant of an extremely wide range of input voltages (~90-260 V or so).
 


Nothing would happen if the voltage supplied is lower, right? Except may be the appliance won't work till the required voltage is supplied?
 


Considering the electrical appliance as a simple form of resistive load, such a slightly high voltage than rated capacity should not burn it but if the voltage applied is very high, then definitely it will burn the appliance, (unless protected by some other sophisticated mechanism). Similarly, lower voltage would give lower output from the appliance.
 

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