Siemens SIMATIC ET 200S - Switching capacity and service life of contacts

Digital Electronic Modules
11-80
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Switching capacity and service life of contacts
An external protective circuit offers a higher service life that that given in the table:
Table 11-27 Switching c apacity and service life of relay contacts
Resistive load
Voltage Current Switching cycles
(typical)
For resistive load 24 VDC 5.0 A 0.1 million
4.0 A 0.2 million
2.0 A 0.5 million
1.0 A 1.6 million
0.5 A 4 million
0.1 A 7 million
60 VDC 0.5 A 1.6 million
120 VDC 0.2 A 1.6 million
48 VAC 2.0 A 1.6 million
60 VAC 2.0 A 1.2 million
120 VAC 5.0 A 0.1 million
3.0 A 0.2 million
2.0 A 0.4 million
1.0 A 0.8 million
0.5 A 1.5 million
230 VAC 5.0 A 0.1 million
3.0 A 0.2 million
2.0 A 0.4 million
1.0 A 0.8 million
0.5 A 1.5 million
For inductuve load
I
E
C
9
4
7
5
1
24 VDC 2.0 A 0.1 million
as per IEC 947-5-1
DC 13
/
A
C15
1.0 A 0.2 million
D
C
1
3
/
A
C
1
5
0.5 A 0.5 million
60 VDC 0.5 A 0.2 million
120 VDC 0.2 A 0.5 million
48 VAC 1.0 A 0.7 million
60 VAC 1.0 A 0.5 million
120 VAC 2.0 A 0.1 million
1.0 A 0.3 million
0.5 A 1 million
0.1 A 2 million
For inductuve load
I
E
C
9
4
7
5
1
230 VAC 2.0 A 0.1 million
as per IEC 947-5-1
DC 13
/
A
C15
1.0 A 0.3 million
D
C
1
3
/
A
C
1
5
0.5 A 1 million