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Connection
7.3 Connection of Siemens SENTRON switching devices
Key features of the 3VA27
Product standard
Rated operational voltage U
Rated operational current In at 50 °C ambient temperature
Rated operational frequency
Short-time withstand current I
Impulse withstand voltage (U
Impulse withstand voltage (U
Due to maximum nominal voltage U
1
Key features of the 3WL10 and FSI-III
Product standard
Rated operational voltage U
50 / 60 Hz
Rated operational current I
50 °C ambient temperature
Rated operational frequency
Short-time withstand current I
at 1s
Impulse withstand voltage (U
of the main circuit
Impulse withstand voltage (U
of the control circuit
Due to maximum rated voltage U
1
Dependent on the breaking capacity of the 3WL. You will find more information in the relevant documentation of the
2
circuit breaker.
Key features of the 3WT:
Product standard
Rated operational voltage U
Rated operational current In at 50 °C ambient temperature
Rated operational frequency
Short-time withstand current I
Impulse withstand voltage (U
1
106
AC 50 / 60 Hz
e
at 1s
cw
) of the main circuit
imp
) of the control circuit
imp
of the ATC6500 controller of 600 V AC
n
Unit
IEC 60947-2
AC
[V AC]
e
at
[A]
630 ... 1250
n
[Hz]
[kA]
cw
)
[kV]
imp
)
[kV]
imp
of the ATC6500 controller of 600 V AC
n
e
imp
applies to Ecoline. You can find more information in the manual of the 3WT air circuit breaker.
FS I
3WL10
3WL11
IEC 60947-2
600
600
1
1
1000 ... 2000
50 / 60Hz
50 / 60 Hz
42 - 50
42 - 85
2
12
12
2.5
2.5
AC 50 / 60 Hz
at 1 s
cw
) of the main circuit
Unit
3VA27 (1600 A)
[V AC]
[A]
[Hz]
[kA]
[kV]
[kV]
FS II
3WL12
IEC 60947-2
600
1
800 ... 4000
50 / 60 Hz
50 - 100
2
2
12
2.5
Unit
[V AC]
[A]
[Hz]
[kA]
[kV]
3KC ATC6500 transfer control device
Manual, 05/2019, L1V30538268002A-01
IEC 60947-2
600
1
800 ... 1600
50 / 60
20
8
4
FS II
3WL13
IEC 60947-2
600
1
4000 ... 6300
50 / 60 Hz
85 - 130
2
12
2.5
3WT8
IEC 60947-2
500
400 ... 1600 A
50 / 60 Hz
35 - 50
1
12
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