Siemens SIMATIC ET 200pro - Page 125

SIMATIC – ET 200pro motor starter
GWA 4NEB 950 5661-02 DS 04
8-33
CLASS 10
Device installation vertical horizontal
Rated current I
e
5 A
40°C
5 A
50°C
5 A
55°C
5 A
40°C
5 A
50°C
4.5 A
55°C
Ambient temperature
Type of protection 1) 2) 1) 2) 1) 2) 1) 2) 1) 2) 1) 2)
Duty cycle = 30% (8xI
e
) /
0.5 s
120 700 120 520 120 420 120 580 120 430 120 430
Duty cycle = 70% (8xI
e
) /
0.5 s
70 400 70 280 70 200 70 340 70 200 70 200
Duty cycle = 30% (8xI
e
) /
1s
60 350 60 260 60 220 60 290 60 220 60 220
Duty cycle = 70% (8xI
e
) /
1s
37 190 37 140 37 100 37 170 37 100 37 100
3RK1304-5LS70-...... (1.5 A to 12 A)
Class 10a
Device installation vertical horizontal
Rated current I
e
7 A
40°C
5.8 A
50°C
5 A
55°C
6 A
40°C
5 A
50°C
4.5 A
55°C
Ambient temperature
Type of protection 1) 2) 1) 2) 1) 2) 1) 2) 1) 2) 1) 2)
Duty cycle = 30% (8xI
e
) /
0.3 s
200 630 200 670 200 740 200 700 200 700 200 700
Duty cycle = 70% (8xI
e
) /
0.3 s
120 280 120 290 120 330 120 320 120 320 120 320
Duty cycle = 30% (8xI
e
) /
0.6 s
100 320 100 330 10 0 370 100 350 100 350 100 350
Duty cycle = 70% (8xI
e
) /
0.6 s
601406014060160601606016060160
CLASS 10
Device installation vertical horizontal
Rated current I
e
7 A
40°C
5.8 A
50°C
5 A
55°C
6 A
40°C
5 A
50°C
4.5 A
55°C
Ambient temperature
Type of protection 1) 2) 1) 2) 1) 2) 1) 2) 1) 2) 1) 2)
Duty cycle = 30% (8xI
e
) /
0.6 s
100 320 100 330 10 0 370 100 350 100 350 100 350
Duty cycle = 70% (8xI
e
) /
0.6 s
601406014060160601606016060160
Duty cycle = 30% (8xI
e
) /
1. 2 s
501605017050190501705017050170
Duty cycle = 70% (8xI
e
) /
1. 2 s
30 70 30 70 30 80 30 80 30 80 30 80
1) Effective stress cycles value corresponds to 1.15 x I
e
=> motor protection
2) Stress cycle limit for motor starter. The motor should be protected here against overloads by means of a thermistor.
Table 8-7: Switching frequencies with deactivated soft start function (direct start) (cont.)