Switching Capacity And Service Life Of Relay Contacts - Siemens SIMATIC ET 200S Manual

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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 capacity and service life of relay contacts
Resistive load
For resistive load
For inductuve load
as per IEC 947-5-1 IEC 947 5 1
DC 13/ AC 15 DC 13/ AC 15
For inductuve load
as per IEC 947-5-1 IEC 947 5 1
DC 13/ AC 15 DC 13/ AC 15
11-80
Voltage
24 VDC 5.0 A
4.0 A
2.0 A
1.0 A
0.5 A
0.1 A
60 VDC 0.5 A
120 VDC 0.2 A
48 VAC 2.0 A
60 VAC 2.0 A
120 VAC 5.0 A
3.0 A
2.0 A
1.0 A
0.5 A
230 VAC 5.0 A
3.0 A
2.0 A
1.0 A
0.5 A
24 VDC 2.0 A
1.0 A
0.5 A
60 VDC 0.5 A
120 VDC 0.2 A
48 VAC 1.0 A
60 VAC 1.0 A
120 VAC 2.0 A
1.0 A
0.5 A
0.1 A
230 VAC 2.0 A
1.0 A
0.5 A
Current Switching cycles
(typical)
0.1 million
0.2 million
0.5 million
1.6 million
4 million
7 million
1.6 million
1.6 million
1.6 million
1.2 million
0.1 million
0.2 million
0.4 million
0.8 million
1.5 million
0.1 million
0.2 million
0.4 million
0.8 million
1.5 million
0.1 million
0.2 million
0.5 million
0.2 million
0.5 million
0.7 million
0.5 million
0.1 million
0.3 million
1 million
2 million
0.1 million
0.3 million
1 million
ET 200S Distributed I/O System
EWA-4NEB 780602402-12