Siemens SIRIUS 3RT Series System Manual page 246

SIRIUS 3RT2 contactors/contactor assemblies
2.8 Technical data
Type
Size
Actuation
Switching times at 0.8 to 1.1 x U
Total break time = opening delay + arcing time
AC operation

- Closing delay
- Opening delay
DC operation

- Closing delay
- Opening delay
Arcing time

Switching times at 1.0 x U
AC operation

- Closing delay
- Opening delay
DC operation

- Closing delay
- Opening delay
The OFF-delay times of the NO contacts and the ON-delay times of the NC contacts increase if the contactor coils are
1)
attenuated against voltage peaks (varistor + 2 ms to 5 ms, diode combination: 2x to 6x).
Table 2- 87 Actuation - 3RT202.-.NB3, 3RT202.-.NF3, 3RT202.-.NP3 contactors
Type
Size
Actuation
Magnet coil operating range AC/DC
Magnet coil power input (for cold coil and 1.0 x U
AC operation, 50 Hz, UC version

- Switch-on power
- cos ϕ
- Holding power
- cos ϕ
DC operation, UC version

- Switch-on power
- Holding power
Permissible residual current of electronics (with 0 signal)
AC operation

DC operation

246
1)
S
1)
s
)
S
3RT2023...25
S0
ms 9 ... 38
ms 4 ... 16
ms 50 ... 170
ms 15 ... 17.5
ms 10
ms 10 ... 18
ms 4 ... 16
ms 55 ... 80
ms 16 ... 17
3RT202.-.NB3
S0
0.7 to 1.3 x U
S
VA 6.5/5.7
0.98/0.96
VA 1.26/1.3
0.78/0.8
W 6.7
W 0.8
mA < 7 mA x (230 V/U
mA < 16 mA x (24 V/U
System Manual, 01/2011, A8E56203870002-03
3RT2026...28
8 ... 40
50 ... 170
10 ... 17
3RT202.-.NF3 3RT202.-.NP3
13.6/13.2 16.1/15.9
0.98/0.99 0.99/0.99
1.91/1.9 3.41/3.58
0.61/0.61 0.36/0.45
13.2 15
1.56 1.83
)
S
)
S
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