Which Transformer?? (1 Viewer)

asinboat43

Free Member
Aug 2, 2008
13
0
anywhere & everywhere
Funster No
3,538
MH
RV
Exp
9 years
Hi All,

From one confused newbe to RV's??:Doh:

After 3 months in our new [to us] RV all 16 years old, and love her to bits, we are having problems with the step down transformer 230V to 110V.

Input fine from the 230v consumer unit, except the output 110V side of the step/down transformer is in the form of a 13amp [english] socket, hence through a 13amp plug and the away to a hook up plug/socket combination.....:cry: this 13amp plug keeps frying :cry: naturally because of the current draw from the RV's 110V system.....I think??

So got in touch with a transformer supplier, and have just had step/down transformer delivered with a 110VAC / with a chunky 32 amp outlet, just to make sure we dont melt any more...plugs:cry: a very large lump 5KVA not much to melt now, although it appears that the new transformer does work at all :cry::Doh:

on speaking to the manufacturer they said that that we should be using 120V AC instead of 110V AC

HELP :Doh::Doh: which way do we go.......??:winky:

cheers asinboat
 
Jul 29, 2007
6,549
39,583
Ipswich
Funster No
32
MH
RV and PVC
Exp
30 years
Hi if this is a step down tranny it doesn't matter what the output is, its the input which determines this. So a 230v-110v tranny should deliver 110v if you put in 230v, put in less than 230v and you will get less than 110v out.

The maximum you can get in the uk or abroad is 16amp, which is 3.6kva, so anything bigger is overkill and makes tripping the EHU through inrush current more likely.

Your tranny's 110v side should be hard wired into the RV's 110v circuit not plugged in with a 13amp plug, but a 32amp plug and socket should do as well.

Olley
 

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