Appendix   
A.2 Menu structure of the ETUs of the 6-series 
  3VA27 molded case circuit breakers & 3WL10 air circuit breakers 
272  Manual, 10/2018, L1V30499596002-01 
 
Menu structure of the ETUs of the 6-series 
 
  LT protection 
Overload protection
 
Characteristic 
•  I
2
t 
•  IEC 60255-151 SI 
•  IEC 60255-151 VI 
•  IEC 60255-151 EI 
•  IEC 60255-151 I
4
t 
Current setting value I
r
 
r
Pre-alarm I
r
 
ST protection 
Short-time-delayed short-circuit protection
 
Characteristic 
•  I²t OFF / I²t ON 
sd
INST protection 
Instantaneous short-circuit protection
 
GF protection 
Ground-fault protection
 
Ground-fault protection method 
•  I²t OFF / I²t ON 
Delay time t
g
 
r