ABB SACE Emax E4.2 - Page 149

ABB | SACE Emax 2
Protection curves | 3 - Touch protections143 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
Tripping curves for G protection
(t = k / I
2
)
Version IEC
0,1
0,01
10
1
0,10,01 101
x In
t [s]
0.1...1
0.1...1
G
Version UL
0,1
0,01
10
1
0,10,01 101
x In
t [s]
0.1...0.4
0.1...1
G