Touch Protections; Tripping Curve For L-I Protections - ABB SACE Emax E1.2 Operating Instructions For The Design Engineer

ABB | SACE Emax 2

3 - Touch protections

The following are the trip curves of the protections available with Ekip Touch trip units.
NOTE: protections I, MCR and 2I share the same curve. For graphical convenience only
protection I is included.
Tripping curve for L-I
t [s]
L
protections
0,4..1
1000
3 .. 144
100
10
1
1,5..15
0,1
l
0,01
x In
0,1 1 10
138 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A Protection curves | 3 - Touch protections