Искра для контакторов серии KNL43-KNL75 RC3-KNL УТ-00019708 Инструкция онлайн [12/84] 838389
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Искра для контакторов серии KNL43-KNL75 RC3-KNL УТ-00019708 Инструкция онлайн [12/84] 838389

Искра для контакторов серии KNL43-KNL75 RC3-KNL УТ-00019708 Инструкция онлайн [12/84] 838389
SAFETY
Diagram 1 Diagram 2
Electrical endurance of contactor relays and
auxiliary contacts of motor contactors
Electrical endurance of main contacts of motor contactors
10
1
0,1
0,5
1
5
10
5
20
6
Electrical endurance (x10 op.c.)
Breaking current I (A) at 230 V
e
Operation frequency: 1200 op.c./h
AC-15
Utilization category: AC-15
0,1
1
0,1
1
10
10
5,5
2,2
6
Electrical endurance (x10 op.c.)
Motor rated power (kW) at 400 V, 50 Hz
Operation frequency: 600 op.c./h
K03M
K07M
AC-3
Utilization category: AC-3, AC-3e
K08M
7,5
AC-15
DC-13
AC-15
DC-13
AC-15
DC-13
AC-15
DC-13
AC-15
DC-13
AC-15
DC-13
12.500
10.000
16.666
13.333
0.00008
0.0001
0.00006
0.000075
1.000.000
800.000
750.000
600.000
h
h
1/h
1/h
%
op. c.
op. c.
75
600
op. c./h
CONTACTORS - MINIATURE CONTACTOR RELAYS
K03C, K07C, K07CF, K07CX, K07CG, K07CGF, K07CGX
1
TECHNICAL DATA
K03M, K07M, K07MF, K07MX, K07MG, K07MGF, K07MGX, K08M, K08MG
Unit
Type
Symbol
K03C
K07C
K07CF
K07CX
K07CG
K07CGF
K07CGX
MTTF - Mean time to failure
MTTF - Mean time to failure dangerous
d
λ - Failure rate
λ - Failure rate dangerous
d
B10 - Number of operating cycles until 10 % of device dangerous
d
B10 - Number of operating cycles until 10 % of devices fail
MTTF = 1/λ = B10/(0.1 n )
op
MTTFd = 1/λ = B10 /(0.1 n )
d d op
λ = (0.1 n )/B10
op
λ = (0.1 n )/B10
d op d
B10 = B10/ratio of dangerous failures
d
Ratio of dangerous failures
n - Operating cycles (operating cycles/h)
op
Electrical endurance
1-12

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