Siemens SENTRON ATC6300 Manual page 85

7. Rated impulse withstand voltage
8. Switch position of the TSE
The following table lists the required data of the air circuit breakers and molded case circuit
breakers.
Note
Still check the data of the circuit breaker used against the corresponding catalog or manual.
Take the required data for the RTSE variants PC, 3KC3 and 3KC4 from the corresponding
manual or catalog.
Take the required data for the RTSE variants PC, 3KC3 and 3KC4 from the corresponding
manual or catalog.
Key features of the 3VA
Unit
Compatible with
standard for trans-
fer switching
equipment
Device class
Rated operational [V AC]
voltage U AC 50 /
e
60 Hz
Rated operational [A]
current I at 50 °C
n
ambient tempera-
ture
Utilization catego-
ry according to
IEC 60947-6-1
Rated operational [Hz]
frequency
Short-time with- [kA]
stand current I
cw
at 1s
Impulse withstand [kV]
voltage (U ) of
imp
the main circuit
Impulse withstand [kV]
voltage (U ) of
imp
the control circuit
PC if the 3VA is used as a switch disconnector
1
Applies to 3VA switch disconnector
2
Reduction due to maximum nominal voltage U
3
3KC ATC6300 transfer control device
Manual, 03/2018, L1V30535632002A-01
3VA1 3VA1 250A 3VA2 100A 3VA2 160A 3VA2 250A
160A
IEC60947- IEC60947-
6-1 6-1
CB CB
1 1
480 480³
3
16 ... 160 16 ... 250
AC-32B AC-32B
50 / 60 50 / 60
2 3
2 2
8 8
4 4
of the ATC6300 controller of 480 V AC
n
7.3 Connection of Siemens SENTRON switching devices
IEC60947- IEC60947-
6-1 6-1
CB CB
480³ 480³
25 ... 100 25 ... 160
AC-32B AC-32B
50 / 60 50 / 60
n.a. n.a.
8 8
4 4
3VA2 400A 3VA2 630A
IEC60947- IEC60947-
6-1 6-1
CB CB
480³ 480³
160 ... 250 250 ... 400
AC-32B AC-32B
50 / 60 50 / 60
n.a. n.a.
8 8
4 4
Connection
IEC60947-
6-1
CB
480³
400 ... 630
AC-32B
50 / 60
n.a.
8
4
83