NOTE
If the device is in self-powered mode, the recommended setting will begin with 0.5 ⋅ I
s
.
Gn 50-n Delay
Default setting = 0.00 s
This setting is set to suit the individual application.
Gn 50-n Inrush Action
Default setting = Off
High levels of inrush currents into reactive components, for example transformers; when they are switched in
can result in operation of overcurrent elements. The inrush current can be detected by the 81HBL2 element.
This parameter can be configured to inhibit the overcurrent element automatically.
Parameter State Description
Off The element is not inhibited by operation of the 81HBL2 element.
Inhibit The overcurrent element is inhibited by operation of the 81HBL2 element and
automatically released when the 81HBL2 element resets.
Settings Menu
CONFIGURATION > FUNCTION CONFIG
Parameter Setting Options Settings
Default Gn1 Gn2
Gn Phase O/C Disabled
Enabled
Disabled – –
CONFIGURATION > CURRENT PROT'N > PHASE O/C > 50-n
Parameter Setting Options Settings
Default Gn1 Gn2
Gn 50-n Element Disabled
Enabled
Disabled – –
Gn 50-n Setting 0.2 ⋅ I
s
to 20.0 ⋅ I
s
Δ 0.01 ⋅ I
s
from 0.2 ⋅ I
s
to
4.0 ⋅ I
s
Δ 0.5 ⋅ I
s
from 4.0 ⋅ I
s
to
20.0 ⋅ I
s
1 ⋅ I
s
– –
Gn 50-n Delay 0 s to < 20 s
Δ 0.01 s
0 s – –
≥ 20 s to < 100 s
Δ 0.1 s
≥ 100 s to 600 s
Δ 1 s
Gn 50-n Inrush Action Off
Inhibit
Off – –
Functions
3.2 50 Instantaneous Overcurrent - Phase
Reyrolle, 7SR46 Device, Manual 39
C53000-G7040-C103-1, Edition 10.2022
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