Siemens 3VA1 100 A Manual page 80

Description
2.6 Protection system
Example of a neutral conductor protection characteristic
①
②
Adjustment of neutral conductor protection settings
The tripping current I
● for ETU 3-series trip units via setting buttons
● for ETU 5-series and 8-series trip units
– via the buttons on the ETU display
– via a PC using powerconfig
80
Response threshold of the neutral conductor protection
Response threshold of the long-time delayed protection
can be adjusted:
N
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02