26.08.2014, 01:40 
		
	
	
		Hi at all,
i have this variac in perfectly working condition,
but when i try to power on, the variac genereated a little hum noise.
It's normal?
Or it's ready to broken?
Thanks at all,
Libra
	
	
	
i have this variac in perfectly working condition,
but when i try to power on, the variac genereated a little hum noise.
It's normal?
Or it's ready to broken?
Thanks at all,
Libra

 
 

 



![[Bild: icon_e_sad.gif]](https://www.phpbb.com/community/images/smilies/icon_e_sad.gif) 
 
