18
3.4 Loop impedance (phase-PE)
Set
function
b
Set sub-function
c
Set parameters and limits
- Zl
- Zs
rcd
(without tripping of
the RCD)
- Fuse type [*F sets limit off,
gL/gG, B, C, K, D]
- Fuse current rating
[0.5 A - 1250 A]
- Fuse trip-out time
[35 ms - 5 s]
d
Connection diagram
Zl
e
Press the
key
f
View results
Displayed results:
Z:
Loop impedance (loop resistance)
I
SC
:
Short-circuit current (fault current)
Lim:
Low limit of prospective short-circuit
current (fault current)
Zs
rcd
Measurements
Loop impedance
