Искра MS25-25 УТ-00019745 Инструкция онлайн [21/26] 823861
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Искра MS25-25 УТ-00019745 Инструкция онлайн [21/26] 823861

Искра MS25-10 УТ-00019742 Инструкция онлайн [21/26] 824141
MOTOR PROTECTION CIRCUIT BREAKERS - MS25
2
TECHNICAL DATA
1
2
2
4
6
16
20
25
35
50
50
50
Max. back-up fuse
U < 400 V gL
e
(A)
Type
MS25 motor protection switches, rated ultimate and service short-circuit breaking capacity I and max. back-up fuses if short circuit current I exceeds I
cu
MST25 - 0.4
MST25 - 0.63
MST25 - 1
MST25 - 1.6
MST25 - 2.5
MST25 - 4
MST25 - 6.3
MST25 - 10
MST25 - 16
MST25 - 20
MST25 - 25
MST25 - 32
2-21
0.06 ... 0.09
0.06
0.06
0.02
0.06
0.06 0.1 ... 0.16
0.16 ... 0.25
0.25 ... 0.4
0.4 ... 0.63
0.63 ... 1
1 ... 1.6
1.6 ... 2.5
2.5 ... 4
4 ... 6.3
6.3 ... 10
10 ... 16
16 ... 20
20 ... 25
25 ... 32
0.06 0.09
0.12
0.09
0.09 0.12
0.09 ... 0.12
0.12 0.18 0.25
0.18
0.18 ... 0.25
0.18 ... 0.25 0.25
0.37 0.37 ... 0.55
0.25
0.37 ... 0.55
0.55 ... 0.8
0.75 ... 1.1
0.75 ... 1.1
1.1
2.2 ... 3 3
2.2 ... 3
1.5
1.5 ... 2.2
1.5
0.37 ... 0.55
0.37
2.2 ... 2.5
5 ... 7.5
9
0.75 ... 1.1
0.55 ... 0.75
1.1 ... 1.5
1.1 ... 1.5
3 ... 4
4 ... 5
4
4 ... 5.5
11 ... 12.5
15
5.5 ... 9
7.5 ... 9
18.5
22
5.5 ... 7.5
11
11 ... 12.5
11
12.5
15
15
18.5
15
1.5 ... 2.5
3 ... 4
5.5
5.5 ... 7.5
7.5
0.18 ... 0.25
0.55 ... 0.75
0.12
0.37
2.2
3
1.1 ... 1.5
415 V
Standard motor powers
Setting range
SAFETY
33
120
1666
5000
60.000
-4
6 x 10
-4
2 x 10
20.000
%
op./h
h
h
op.
1/h
1/h
op.
MTTF - Mean time to failure
MTTF - Mean time to failure dangerous
d
B10 - Number of operating cycles until 10 % of device dangerous
d
λ - Failure rate
λ - Failure rate dangerous
B10 - Number of operating cycles until 10 % of devices fail
Ratio of dangerous failures
n - Operating cycles (operating cycles/h)
op
MTTF = 1/λ = B10/(0.1 n )
op
MTTF = 1/λ = B10 /(0.1 n )
d d d op
B10 = B10/ratio of dangerous failures
d
λ = (0,1 n )/B10
op
λ = (0,1 n )/B10
d op d
Switch selection for motor protection
Three-phase
Single-phase
440 V 550 V
660 V
690 V
220 V
230 V
240 V
220 V
230 V
240 V
380 V
400 V
Type
MS25 MST25 MS20
MPE
MSZ25
Unit
Symbol
MS25TR
kW
A

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