braker tester. trasformer testre

[amper]

which are the best braker tester for substation megger ? vanguard ? elcon se ? can any guru here explained with details please . as well comments on trasformer winding tester and resistance testing comments are welcome pls

regards
amper

 

[Zogzog]

What type of breakers are you testing? Give us some more details please.

 

[cunin]

For starters we use the listed test sets for transformers.
RAY-TECH - TTR
DLRO
WINDINGS RES.
VANGUARD - CT TESTER
DOBLE 4000 - PF TESTER