so how much electric can you use ehu?

Mar 3, 2012
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hi all,
i noticed from an earlier thread about heaters a limit to 10amps on electrical items used on the electric hook up.
so my question is what is the limit of use?
eg. the boy is playing on the xbox with the tv, the laptop is on and the kettle boiling and the beer is chillin in the fridge. my 650w heater is keeping us warm and she has the hair dryer going.
just wondering what the limits are?
nick
 
Aug 9, 2010
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nickmac, work it out for yourself: amps = watts divided by volts.
Or you could just switch everything on until the trip goes...............................................
smiley-wink.gif
 

Damian

Moderator
Mar 14, 2005
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When the hairdryer stops, the X Box stops, you get cold, th eTV stops, it gets dark cos the lights have stopped......guess what?

YEP, you have overloaded the trip
 
Apr 20, 2009
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Beat me to it Sprocket------- again
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Nick also remember sites do vary on amps supply,
some (not many) go as low as 6 amps but many are around 16 amp,
Always check with the site
 
Jun 11, 2012
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Leave the Kettle at home that should do the trick. You could try each item switched on one at a time and see which one knocks the trip out .It will be the kettle so try a low wattage kettle and you may well be ok with the others running .
 
Mar 14, 2005
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Hello nickmac73

Emmerson has given you the actual way to calculate the current consumption (Amps) based on the Wattage of the appliance. and the other replys are funny but not particularly helpful

The Blue EHU connection is designed for a maximum current of 16A. However many sites limit the amount of current available at the bollard by using a lower rated miniature circuit breaker. 10Amps is not uncommon, and certainly on the continent it could be 6Amps or less. If you try to use more current than the site allows it will usually trip the breaker in the bollard or in the sites control box.

Ok so you dont have a calculator to hand, as a rough guide Each Amp of supply will provide almost 250W. So a 1kW panel heater would consume about 4Amps and so on.
 
Oct 30, 2009
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nickmac73 said:
hi all,
i noticed from an earlier thread about heaters a limit to 10amps on electrical items used on the electric hook up.
so my question is what is the limit of use?
eg. the boy is playing on the xbox with the tv, the laptop is on and the kettle boiling and the beer is chillin in the fridge. my 650w heater is keeping us warm and she has the hair dryer going.
just wondering what the limits are?
nick

hi Nick it's easy really just add up all the wattages you want to use then find out wether the site has 10amp or 16amp supply.
2400w is 10amp, 3840w is 16 amp so with,
1000w kettle
650w for heater
500w for h/drier
300w for xbox and TV
100w for lights
Total 2550w so if your on 16amp your fine and still got room for the microwave soup????
but if your on 10amp the lights went out when she turned on the hair drier
smiley-foot-in-mouth.gif
 
Jun 11, 2012
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Not quite sure who prof is aiming his remarks at. my comment wasnt meant to be funny.Because of the varying amps on hook ups like anything from 16 amps down to 6 low wattage kettles were made available because in 9 cases out of ten it is the kettle that will knock the trip out on the bollard.
I have to say these guys have given you good advise sadly I cant work these things out so I go by a process of elimination.
I hope this helps
Sir Roger
 

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