Siemens SENTRON 3WA1 - Page 71

Description
2.3 Protection system
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
69
L: Overload protection LT, neutral conductor
•
Current response value
Minimum:
Maximum:
•
Tripping time, l
2
t characteristic
Minimum:
Maximum:
•
Tripping time, l
4
t characteristic
Minimum:
Maximum:
S: Short-time delayed short-circuit protection ST, directed short-time-delayed
short-circuit protection dST
•
Current response value
Minimum:
Maximum:
•
Tripping time, l
2
t = OFF (current-independent)
Minimum:
Maximum: