Siemens SIRIUS - Page 226

3RT1/3RH1 contactors
SIRIUS System Manual
3-118
GWA 4NEB 430 0999-02b
1) In acc. with VDE 0660 Part 102. Rated values for different startup conditions, see Part 4.
3RT103. contactors for switching motors
Contactor Frame size
Type
S2
3RT10 34
S2
3RT10 35
S2
3RT10 36
Main circuit
Current carrying capacity with alternating current
Utilization categories AC-2 and AC-3
Rated operational currents
I
e
Up to 400 V
500 V
690 V
A
A
A
32
32
20
40
40
24
50
50
24
Rated power of motors
with slipring or squirrel-cage rotor at 50 Hz and 60 Hz
at 127 V
200 V
220 V
kW
kW
kW
4
7. 5
7. 5
5.5
7. 5
11
7. 5
11
11
230 V
240 V
380 V
kW
kW
kW
7. 5
7. 5
15
11
11
18.5
15
15
22
400 V
415 V
440 V
kW
kW
kW
15
15
18.5
18.5
18.5
18.5
22
22
22
460 V
500 V
575 V
kW
kW
kW
18.5
18.5
18.5
22
22
22
30
30
22
660 V
690 V
kW
kW
18.5
18.5
22
22
22
22
Thermal stress
10-s current
1
)A 320 400 400
Power loss per conducting path
With
I
e
/AC-3 W 1.8 2.6 5
Utilization category AC-4
(contact service life of approximately 200,000 operating cycles at
I
a
= 6 x
I
e
)
Rated operational currents
I
e
Up to 400 V
690 V
A
A
15.6
15.6
18.5
18.5
24
24
Rated power of motors
with squirrel cage rotor at 50 Hz and 60 Hz
At 127 V
200 V
220 V
kW
kW
kW
2.6
4.1
4.5
3
4.7
5.2
3
4.7
5.2
230 V
240 V
380 V
kW
kW
kW
4.7
4.9
7. 8
5.4
5.7
9
7. 3
5.7
9
400 V
415 V
440 V
kW
kW
kW
8.2
8.2
8.2
9.5
9.5
9.5
12.6
12.6
12.6
460 V
500 V
575 V
kW
kW
kW
8.2
9.8
8.3
9.5
11.8
11.8
12.6
15.8
15.8
660 V
690 V
kW
kW
9.6
13
13.5
15.5
18
21.8