Siemens SIRIUS 3RW44 System Manual page 229

Soft starters
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Type
Power electronics
Rated operational current I
e
Load rating with rated operational current I
• Acc. to IEC and UL/CSA for individual mounting, AC-53a
- at 40 °C
- at 50 °C
- at 60 °C
Smallest adjustable rated motor current I
for the motor overload protection
Power loss
• In operation after completed ramp-up with uninterrupted
rated operational current (40 °C) approx.
• During starting with current limit set to 350 %
Permissible rated motor current and starts per hour
• Normal starting (Class 5)
1)
I
- Rated motor current
, starting time 5 s
M
2)
- Starts per hour
1)3)
I
- Rated motor current
, starting time 10 s
M
2)
- Starts per hour
• Normal starting (Class 10)
1)
I
- Rated motor current
, starting time 10 s
M
2)
- Starts per hour
1)3)
I
- Rated motor current
, starting time 20 s
M
2)
- Starts per hour
• Normal starting (Class 15)
1)
I
- Rated motor current
, starting time15 s
M
2)
- Starts per hour
1)3)
I
- Rated motor current
, starting time 30 s
M
2)
- Starts per hour
• For heavy starting (Class 20)
1)
I
- Rated motor current
, starting time 20 s
M
2)
- Starts per hour
1)3)
I
- Rated motor current
, starting time 40 s
M
2)
- Starts per hour
• For very heavy starting (Class 30)
1)
I
- Rated motor current
, starting time 30 s
M
2)
- Starts per hour
1)3)
I
- Rated motor current
, starting time 60 s
M
2)
- Starts per hour
1) Current limit on soft starter set to 350 % I
2) For intermittent duty S4 with ON period OT = 70 %, T
automatic mode.
3) Maximum adjustable rated motor current I
SIRIUS 3RW44 System Manual
GWA 4NEB 535 2195-02 DS 04
3RW44 53 3RW44 54 3RW44 55 3RW44 56 3RW44 57 3RW44 58 3RW44 65 3RW44 66
551
615
e
A
551
615
A
494
551
A
438
489
A
110
123
M
W 159
186
I
(40 °C) W 7020
8100
M
A
551
615
1/h 41
41
A
551
615
1/h 20
20
A
551
615
1/h 20
20
A
551
615
1/h 10
9
A
551
615
1/h 13
13
A
551
615
1/h 6
4
A
551
591
1/h 10
10
A
551
591
1/h 4
2
A
500
525
1/h 6
6
A
500
525
1/h 2
1
.
M
= 40 °C, stand-alone installation vertical. The quoted operating frequencies do not apply for
u
, dependent on CLASS setting.
M
693
780
880
693
780
880
615
693
780
551
615
693
138
156
176
220
214
250
9500
11100
13100
693
780
880
37
33
22
693
780
880
16
13
8
693
780
880
16
13
8
693
780
880
6
4
0.3
666
723
780
11
9
8
666
723
780
3
1
0.4
633
670
710
7
8
8
633
670
710
1
1
0.4
551
575
600
6
6
6
551
575
600
1
1
1.5
General Technical Data
970
1076
1214
970
1076
1214
850
970
1076
760
880
970
194
215
242
270
512
630
15000
15000
17500
970
1076
1214
17
30
20
970
1076
1214
5
10
6
970
1076
1214
5
11
6
970
1076
1214
0.3
3
0.5
821
1020
1090
8
7
5
821
1020
1090
0.5
1
1
740
970
1030
9
7
5
740
970
1030
1
1
1
630
880
920
6
6
6
630
880
920
1
1
1
10-11

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