20 w fluorescent ballast

230 v   /  50 hz
20 w fluorescent ballast ( choke)
Resistance ........ 78 ohms 

1000 w press

1000 w industrial press   230 v /50hz
Coil resistance ....   ...  52 ohms
Current  .................  4 amps

Transformer 12 volt 1amps

Input ......   230 volts    50 hz  a/c
Output ....... 12 volts
In 1 amps transformer
Primary winding ...... 1010 ohms
Secondary winding  ......  5 ohms