Siemens sirius System Manual page 221

3RT1.1 contactors for switching motors
Contactor Frame size
Type
Main circuit
Current carrying capacity with alternating current
Utilization category AC-4
(contact service life of approximately 200,000 operating cycles at
I = 6 x I )
a e
Rated operational currentsI
e
Rated power of motors
with squirrel-cage rotor at 50 Hz and 60 Hz
1) In acc. with VDE 0660 Part 102. Rated values for different startup conditions, see Part 4.
Current carrying capacity with direct current
Contactor Frame size
Type
Utilization category DC-1,
switching of resistive loads (L/R ≤ 1 ms)
Rated operational current I (at 60 °C)
e
Number of conducting paths in series connection
Utilization categories DC-3 and DC-5,
shunt and series motors (L/R ≤ 15 ms)
Rated operational current I (at 60 °C)
e
Number of conducting paths in series connection
Switching frequency
Switching frequency z in operating cycles/hour
Contactors without overload relay
Dependency of switching frequency z'
on operating current I' and operating voltage U':
  1.5
I
400 V
e
z' = z ⋅ ⋅
---- - ------------ -
1/h
 
I '
U '
Contactors with overload relay (average value)
SIRIUS System Manual
GWA 4NEB 430 0999-02b
Up to 400 V A
690 V A
At 127 V kW
200 V kW
220 V kW
230 V kW
240 V kW
380 V kW
400 V kW
415 V kW
440 V kW
460 V kW
500 V kW
575 V kW
660 V kW
690 V kW
Up to 24 V A
60 V A
110 V A
220 V A
440 V A
600 V A
Up to 24 V A
60 V A
110 V A
220 V A
440 V A
600 V A
No-load operation fre- 1/h
quency
Rated operation
In acc. with AC-1 1/h
In acc. with AC-2 1/h
In acc. with AC-3 1/h
In acc. with AC-4 1/h
1/h
S00 S00
3RT1. 15 3RT1. 16
2.6 4.1
1.8 3.3
0.3 0.5
0.6 1.1
0.6 1.1
0.67 1.1
0.67 1.1
1.15 2
1.15 2
1.15 2
1.15 2
1.15 2
1.45 2
1.45 2
1.15 2.5
1.15 2.5
S00 S00
3RT1. 15 3RT1. 16
1 2 3 1 2
15 15 15 20 20
15 15 15 20 20
1.5 8.4 15 2.1 12
0.6 1.2 15 0.8 1.6
0.42 1.6 0.9 0.6 0.8
0.42 0.5 0.7 0.6 0.7
1 2 3 1 2
15 15 15 20 20
0.35 3.5 15 0.5 5
0.1 0.25 15 0.15 0.35 20
– – 1.2 – –
– – 0.14 – –
– – 0.14 – –
AC/DC operation
10,000
1,000
750
750
250
15
3RT1/3RH1 contactors
S00
3RT1. 17
4.1
3.3
0.5
1.1
1.1
1.1
1.1
2
2
2
2
2
2
2
2.5
2.5
S00
3RT1. 17
3 1 2 3
20 20 20 20
20 20 20 20
20 2.1 12 20
20 0.8 1.6 20
1.3 0.6 0.8 1.3
1 0.6 0.7 1
3 1 2 3
20 20 20 20
20 0.5 5 20
0.15 0.35 20
1.5 – – 1.5
0.2 – – 0.2
0.2 – – 0.2
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