Siemens SIMATIC ET 200pro Quick Manual page 122

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
3RK1304-5LS70-...... (1.5 A to 12 A)
Class 10a
Device installation
Rated current I
e
Ambient temperature
Type of protection
Duty cycle = 30%, Start
4xI /1 s
e
Duty cycle = 70%, Start
4xI /1 s
e
Duty cycle = 30%, Start
4xI /2 s
e
Duty cycle = 70%, Start
4xI /2 s
e
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
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.)
8-30
vertical
9 A 9 A
40°C 50°C
1) 2) 1) 2)
60 85 60 60
38 72 38 50
30 42 30 30
18 36 18 25
vertical
12 A 12 A
40°C 50°C
1) 2) 1) 2)
215 215 155 155
150 150 100 100
107 107 77 77
70 80 50 50
vertical
12 A 12 A
40°C 50°C
1) 2) 1) 2)
107 107 77 77
70 80 50 50
54 54 38 38
38 40 25 25
=> motor protection
e
9 A 9 A
55°C 40°C
1) 2) 1) 2)
53 53 60 72
38 38 38 60
26 26 30 36
18 18 19 30
12 A 12 A
55°C 40°C
1) 2) 1) 2)
125 125 175 175
70 70 125 125
63 63 88 88
35 35 62 62
12 A 12 A
55°C 40°C
1) 2) 1) 2)
63 63 88 88
35 35 62 62
312 31 44 44
18 18 31 31
SIMATIC - ET 200pro motor starter
GWA 4NEB 950 5661-02 DS 04
horizontal
9 A 9 A
50°C 55°C
1) 2) 1) 2)
53 53 44 44
38 41 31 31
26 26 22 22
19 20 15 15
horizontal
12 A 11 A
50°C 55°C
1) 2) 1) 2)
125 125 120 120
70 70 70 70
63 63 60 60
36 36 33 33
horizontal
12 A 11 A
50°C 55°C
1) 2) 1) 2)
63 63 60 60
36 36 33 33
31 31 31 31
18 18 18 18