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81901A “MSW_GPC-40/600A”_03-2021_ENG_page 81
3.17. FUSE_OPEN and SHORT_CIRCUIT_CURRENT alarms
The FUSE_OPEN alarm is activated when the optional inter-
nal electronic fuse (extra-rapid type) is opened.
The SHORT_CIRCUIT_CURRENT alarm is activated when
the peak current on the load exceeds the maximum permit-
ted value (corresponding to twice the device’s rated current)
during the softstart ramp or during the first power-on (with
softstart ramp disabled).
3.17.1.
Number of automatic restarts
Address
Format
GPC-OP
menu
Acronym
Global /
M/E1/E2
GF_eXpress menu
Attribute
Retentive
Type
Unit of mea
-
surement
Default
Single-
node
Multi-
node
Description
1480
456
16 bit
08.01.01
Fr.n
Global
MainMenu
→
Global
→
Special functions
→
Fr.n
R/W
■
Unsigned
Short
0
The parameter sets the number of automatic device restarts after a FUSE_OPEN or SHORT_CIRCUIT_CURRENT alarm. The device auto-
matically restarts in softstart mode. If the number of attempts exceeds the
Fr.n
value, the device remains disabled while awaiting manual
reset with the BUT front button or the serial communication command (bit 109).
Setting
Fr.n
= 0 disables automatic restart.
min...max
:
0
...
20
3.17.2.
FUSE_OPEN and SHORT_CIRCUIT_CURRENT alarm reset
Address
Format
GPC-OP
menu
Acronym
Global /
M/E1/E2
GF_eXpress menu
Attribute
Retentive
Type
Unit of mea
-
surement
Default
Single-
node
Multi-
node
Description
1133
109
bit
BIT_RE-
SET_
SHORT_
FUSE
M
MainMenu
→
M
→
Expert
→
Bit
→
BIT_RESET_SHORT_FUSE_1
R/W
2157
E1
MainMenu
→
E1
→
Expert
→
Bit
→
BIT_RESET_SHORT_FUSE_2
4205
E2
MainMenu
→
E2
→
Expert
→
Bit
→
BIT_RESET_SHORT_FUSE_3
The parameter resets the FUSE_OPEN or SHORT_CIRCUIT_CURRENT alarms.
Options:
OFF
= No action
ON
= Reset of FUSE_OPEN or SHORT_CIRCUIT_CURRENT
alarms
3.17.3.
STATUS4 state reading
Summary of Contents for GPC
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