Siemens SIMATIC S7 System Manual page 684

Technical specifications
A.1 General specifications
Relay electrical service life
The typical performance data supplied by relay vendors is shown below. Actual performance
may vary depending upon your specific application. An external protection circuit that is
adapted to the load will enhance the service life of the contacts.
684
① Service life (x 10 operations)
3
②
250 V AC resistive load
30 V DC resistive load
③
250 V AC inductive load (p.f=0.4)
30 V DC inductive load (L/R=7ms)
④
Rated Operating Current (A)
System Manual, V2.3, 07/2017, A5E03822230-AF
S7-200 SMART