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NOTE
i
i
If the device is in self-powered mode, the recommended setting will begin with 0.5 ⋅ I
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
Off
Inhibit
Settings Menu
CONFIGURATION > FUNCTION CONFIG
Parameter
Gn Phase O/C
CONFIGURATION > CURRENT PROT'N > PHASE O/C > 50-n
Parameter
Gn 50-n Element
Gn 50-n Setting
Gn 50-n Delay
Gn 50-n Inrush Action Off
Reyrolle, 7SR46 Device, Manual
C53000-G7040-C103-1, Edition 10.2022
Description
The element is not inhibited by operation of the 81HBL2 element.
The overcurrent element is inhibited by operation of the 81HBL2 element and
automatically released when the 81HBL2 element resets.
Setting Options
Disabled
Enabled
Setting Options
Disabled
Enabled
0.2 ⋅ I
to 20.0 ⋅ I
s
s
Δ 0.01 ⋅ I
from 0.2 ⋅ I
to
s
s
4.0 ⋅ I
s
Δ 0.5 ⋅ I
from 4.0 ⋅ I
to
s
s
20.0 ⋅ I
s
0 s to < 20 s
Δ 0.01 s
≥ 20 s to < 100 s
Δ 0.1 s
≥ 100 s to 600 s
Δ 1 s
Inhibit
3.2 50 Instantaneous Overcurrent - Phase
Settings
Default
Gn1
Disabled
–
Settings
Default
Gn1
Disabled
–
1 ⋅ I
–
s
0 s
–
Off
–
Functions
.
s
Gn2
–
Gn2
–
–
–
–
39
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