Siemens SIMATIC ET 200pro Quick Manual page 118

CLASS 20
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
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.)
8-26
vertical
2 A 2 A
40°C 50°C
1) 2) 1) 2)
60 220 60 220
37 110 37 110
30 100 30 100
18 50 18 50
vertical
5 A 5 A
40°C 50°C
1) 2) 1) 2)
250 910 250 780
150 460 150 400
120 420 120 370
70 210 70 190
vertical
5 A 5 A
40°C 50°C
1) 2) 1) 2)
120 450 120 380
70 230 70 180
60 210 60 190
37 100 37 100
=> motor protection
e
2 A 2 A
55°C 40°C
1) 2) 1) 2)
60 220 60 220
37 110 37 110
30 100 30 100
18 50 18 50
5 A 5 A
55°C 40°C
1) 2) 1) 2)
250 650 250 860
150 300 150 460
120 320 120 420
70 150 70 210
5 A 5 A
55°C 40°C
1) 2) 1) 2)
120 320 120 430
70 130 70 230
60 160 60 210
37 70 37 100
SIMATIC - ET 200pro motor starter
GWA 4NEB 950 5661-02 DS 04
horizontal
2 A 2 A
50°C 55°C
1) 2) 1) 2)
60 220 60 220
37 110 37 110
30 100 30 100
18 50 18 50
horizontal
5 A 4.5 A
50°C 55°C
1) 2) 1) 2)
250 650 250 650
150 280 150 280
120 320 120 320
70 140 70 140
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