SIRIUS 3RT2 contactors/contactor assemblies
2.8 Technical data
SIRIUS Innovations
268 System Manual, 01/2011, A8E56203870002-03
Table 2- 107 Technical data for 3RH21..-.MB40-0KT0, 3RH21..-.VB40, 3RH21..-.WB40 contactors
Type 3RH21..-.MB40-0KT0 3RH21..-.VB40 3RH21..-.WB40
Size S00 S00 S00
Magnet coil operating range 0.85 to 1.85 x U
S
Magnet coil power input (for cold coil)
Switch-on power = holding power at U
S
= 24 V
W 1.6
Permissible residual current
of electronics with 0 signal
mA < 8 mA x (24 V/U
S
)
Magnet coil suppressor circuit Diode, varistor or RC
element attachable
Built-in diode
Suppressor diode
Operating times for coupling relays
Switching on at 20.5 V
- OFF-delay NC ms 20 ... 110
- ON-delay NO ms 30 ... 120
At 24 V
- ON-delay NO ms 25 ... 90
- OFF-delay NC ms 15 ... 80
At 44 V
- OFF-delay NC ms 10 ... 50
- ON-delay NO ms 15 ... 60
Switching off at 17 to 30 V
- OFF-delay NO ms 5 ... 20 20 ... 80 5 ... 20
- ON-delay NC ms 10 ... 30 30 ... 90 10 ... 30
Vertical mounting position Please contact your local Siemens office for advice