Siemens SIMATIC ET 200pro Quick Manual page 121

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
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
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.)
SIMATIC – ET 200pro motor starter
GWA 4NEB 950 5661-02 DS 04
vertical
9 A 9 A
40°C 50°C
1) 2) 1) 2)
250 340 250 250
150 290 150 200
120 170 120 120
70 140 70 100
vertical
9 A 9 A
40°C 50°C
1) 2) 1) 2)
120 170 120 120
70 140 70 100
60 85 60 60
38 72 38 50
vertical
9 A 9 A
40°C 50°C
1) 2) 1) 2)
80 115 80 85
50 95 50 65
40 57 40 42
26 48 26 33
=> motor protection
e
9 A 9 A
55°C 40°C
1) 2) 1) 2)
210 210 250 290
150 160 150 240
105 105 120 145
70 80 70 120
9 A 9 A
55°C 40°C
1) 2) 1) 2)
105 105 120 145
70 80 70 120
53 53 60 72
38 38 38 60
9 A 9 A
55°C 40°C
1) 2) 1) 2)
70 70 80 97
50 52 50 80
35 35 40 48
26 26 25 40
horizontal
9 A 9 A
50°C 55°C
1) 2) 1) 2)
210 210 170 170
150 170 125 125
105 105 88 88
70 82 63 63
horizontal
9 A 9 A
50°C 55°C
1) 2) 1) 2)
105 105 88 88
70 82 63 63
53 53 44 44
38 41 31 31
horizontal
9 A 9 A
50°C 55°C
1) 2) 1) 2)
71 71 58 58
50 55 42 42
35 35 29 29
25 27 21 21
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