[chbot] Transformer for Spark Eroder

Marshland Engineering marshland at marshland.co.nz
Mon Nov 30 20:09:52 GMT 2020

I've rewound many mains transformers. Even changed the voltage on a 5KVA 3
phase one. It's not difficult.

One tip, when you switch it on for the first time, use a 100 watt or so
incandescent bulb in the line. That way if these is a fault, the bulb just

Some microwaves have E and I plates that are not interleaved. In this case,
all you do is cut the weld with an angle grinder, split the parts and it is
then easy to access the core. 

Cheers Wallace

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