Siemens SIMATIC ET 200pro Quick Manual page 120

CLASS 10
Device installation
Rated current I
e
Ambient temperature
Type of protection
Duty cycle = 30%, Start
4xI /2 s
e
Duty cycle = 70%, Start
4xI /2 s
e
Duty cycle = 30%, Start
4xI /4 s
e
Duty cycle = 70%, Start
4xI /4 s
e
CLASS 15
Device installation
Rated current I
e
Ambient temperature
Type of protection
Duty cycle = 30%, Start
4xI /3 s
e
Duty cycle = 70%, Start
4xI /3 s
e
Duty cycle = 30%, Start
4xI /6 s
e
Duty cycle = 70%, Start
4xI /6 s
e
CLASS 20
Device installation
Rated current I
e
Ambient temperature
Type of protection
Duty cycle = 30%, Start
4xI /4 s
e
Duty cycle = 70%, Start
4xI /4 s
e
Duty cycle = 30%, Start
4xI /8 s
e
Duty cycle = 70%, Start
4xI /8 s
e
1) Effective stress cycles value corresponds to 1.15 x I
2) Stress cycle limit for motor starter. The motor should be protected here against overloads by means of a thermistor.
Table 8-6: Switching frequencies with activated soft start function (cont.)
8-28
vertical
7 A 5.8 A
40°C 50°C
1) 2) 1) 2)
120 290 120 300
70 130 70 130
60 145 60 150
37 65 37 65
vertical
7 A 5.8 A
40°C 50°C
1) 2) 1) 2)
80 190 80 200
50 85 50 85
40 95 40 100
25 45 25 45
vertical
7 A 5.8 A
40°C 50°C
1) 2) 1) 2)
60 145 60 150
37 65 37 65
30 72 30 75
18 33 18 33
=> motor protection
e
5 A 6 A
55°C 40°C
1) 2) 1) 2)
120 320 120 320
70 130 70 140
60 160 60 160
37 70 37 70
5 A 6 A
55°C 40°C
1) 2) 1) 2)
80 220 80 210
50 100 50 95
40 110 40 105
25 50 25 50
5 A 6 A
55°C 40°C
1) 2) 1) 2)
60 160 60 160
37 70 37 70
30 80 30 80
18 35 18 35
SIMATIC - ET 200pro motor starter
GWA 4NEB 950 5661-02 DS 04
horizontal
5 A 4.5 A
50°C 55°C
1) 2) 1) 2)
120 320 120 320
70 140 70 140
60 160 60 160
37 70 37 70
horizontal
5 A 4.5 A
50°C 55°C
1) 2) 1) 2)
80 210 80 210
50 95 50 95
40 105 40 105
25 50 25 50
horizontal
5 A 4.5 A
50°C 55°C
1) 2) 1) 2)
60 160 60 160
37 70 37 70
30 80 30 80
18 35 18 35