SIRIUS 3RT2 contactors/contactor assemblies
2.8 Technical data
SIRIUS Innovations
236 System Manual, 01/2011, A8E56203870002-03
2.8.1.5 Main circuit - 3RT201. contactors (current carrying capacity for alternating current and
direct current)
Table 2- 81 Main circuit - Current carrying capacity for alternating current (3RT201. contactors)
Type 3RT2015 3RT2016 3RT2017 3RT2018
Size S00
Main circuit - Current carrying capacity for alternating current
Utilization category AC-1, switching resistive loads
ï‚· Rated operational current I
e
At 40 °C up to 690 V A 18 22
At 60 °C up to 690 V A 16 20
ï‚· Rated powers of three-phase current loads
1)
cos Ï• = 0.95 (at
60 °C)
230 V kW 6.3 7.5
400 V kW 11 13
500 V kW 13.8 17
690 V kW 19 22
ï‚· Minimum conductor cross-section for loads with I
e
At 40 °C mm
2
2.5
At 60 °C mm
2
2.5
Utilization category AC-2 and AC-3
ï‚· Rated operational currents I
e
400 V A 7 9 12 16
440 V A 7 9 11 15
500 V A 6 7.7 9.2 12.4
690 V A 4.9 6.7 6.7 8.8
ï‚· Rated powers of slip-ring or squirrel-cage motors at 50 Hz and
at 60 Hz
230 V kW 2.2 3 3 4
400 V kW 3 4 5.5 7.5
500 V kW 3.5 4.5 5.5 7.5
690 V kW 4 5.5 5.5 7.5
Thermal load
10 s current
2)
A 56 72 96 128
Power loss per current path At I
e
/AC-3 W 0.42 0.7 1.24 2.2