Siemens 3RP25

Multifunction units
7.3 Function table multifunction (3RP2505)
3RP25 Time Relays
74 Manual, 09/2019, A5E31947765002A/RS-AC/003
Function
Output type
Function chart
Circuit diagram
Time relay
Identifi-
cation
letter
Retriggerable
interval relay
with
deactivated
control signal
(passing
break contact
with control
signal)
1 CO contact
3RP2505 - 1A.30
3RP2505 - 2A.30
F
1 NO contact /
semiconductor
3RP2505 - 1CW30
3RP2505 - 2CW30
1 relay, 2 CO
contacts,
positively driven
3RP2505 - 1RW30
3RP2505 - 2RW30
2 CO contacts
(2CO)
3RP2505 - 1B..0
3RP2505 - 2B..0
Retriggerable
interval relay
with
deactivated
control signal
(passing
break contact
with control
signal) and
instantaneous
contact
2 CO contacts
(1CO+1CO)
3RP2505 - 1B..0
3RP2505 - 2B..0
On function with start contact: A new control signal at terminal B, after the operating time has started, restarts the operating
time. The time is then extended correspondingly (retriggerable).