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3RW3 semiconductor motor control unit
SIRIUS System Manual
8-22
GWA 4NEB 430 0999-02b
3RW30/31 correction
factors
3RW30/31 soft starters not combined with any other switching devices:
Table 8-7: Correction factors, 3RW30/31
1) The SIRIUS 3RW301.. soft starters cannot be operated
with a fan.
8.3.3.2 3RW30/31 soft starters in combination with the 3RV1 circuit breaker
Figure 8-10: 3RW3 soft s 3RV1 circuit breaker
Dimensioning of the
circuit breaker
The frame size selected for the circuit breaker should be large enough so
that the current value calculated can just be set.
In the event of current values that are lower than can be set for the speci-
fied circuit breaker, the next smaller circuit breaker must be used.
Without fan
With fan
Stand-alone installa-
tion
Installed side by side
Stand-alone installa-
tion
or
side by side
Correction factor
Correction factor
Correction factor
Order number
Frame
size
Device
rated cur-
rent in A at
40 °C
Rated cur-
rent for
the device
Switching
frequency
Rated cur-
rent for
the device
Switching
frequency
Rated cur-
rent for
the device
Switching
frequency
3RW3014-1CB..
S00
6
1
1
1
0,75
- 1)
- 1)
3RW3016-1CB..
S00
9
1
1
1
0.75
- 1)
- 1)
3RW3.24-1AB..
S0
12.5
1
1
1
0.65
1
1.8
3RW3.25-1AB..
S0
16
1
1
1
0.65
1
1.8
3RW3.26-1AB..
S0
25
1
1
1
0.65
1
1.8
3RW3034-1AB..
S2
32
1
1
1
0.65
1
1.8
3RW3035-1AB..
S2
38
1
1
1
0.65
1
1.8
3RW3036-1AB..
S2
45
1
1
1
0.65
1
1.8
3RW3044-1AB..
S3
63
1
1
1
0.8
1
1.6
3RW3045-1AB..
S3
75
1
1
1
0.75
1
1.6
3RW3046-1AB..
S3
100
1
1
1
0.7
1
1.6
3RV
3
k
M
3RW
Link module