OPM_STS_400_25A_100_1GB_V011
35
GE DE STS: installation and operating manual 1.1 (GB)
Digital Energy
™
Static Transfer Switch
g
4.5
Default DIP switch settings
NOTE
DIP switches numbering order is from left to right side as in figure 11 !
Default value
Designation Function
1 2 3 4
Meaning
SW1
Undervoltage level
for PRIMARY
SOURCE
ON OFF OFF
OFF
-8%
SW2
Overvoltage level
for PRIMARY
SOURCE
ON OFF OFF
OFF
+6%
SW3
Undervoltage level
for SECONDARY
SOURCE
ON OFF OFF
OFF
-8%
SW4
Overvoltage level
for SECONDARY
SOURCE
ON OFF OFF
OFF
+6%
SW5
Level of delay
angle between two
synchronized input
line voltages
ON OFF OFF
OFF
8
°
SW6 Overcurrent
level ON
OFF OFF
OFF
3I
n
Retransferring
delay
0.8s
SW7
Switching delay
with
unsynchronized
sources
ON ON ON ON
13ms
OFF OFF OFF
OFF
for
STS-400-XX-4
SW8
Sequence of the
thyristors firing
ON ON ON ON
for
STS-400-XX-3
ON
1
2
3
4
