Multifunction units
7.2 Time setting multifunction unit
3RP25 Time Relays
68 Manual, 09/2019, A5E31947765002A/RS-AC/003
2CO
2 CO contacts in parallel,
delayed contacts
1CO+1CO
2 CO contacts,
1x delayed contact
1CO - 1 CO contact
1NO - 1 semiconductor
Functions
These are set as follows using a function selector switch:
● Time relay with 1 CO contact: 13 functions (A - M)
● Time relay with 2 CO contacts: 27 functions (for both 2CO and 1CO+1CO A - M as well
as star-delta YD)
Selection of the respective function is described in the following Section (see Section
"Function table multifunction (3RP2505) (Page 69)").
Note
Unless otherwise specified, the ON
duration is always at least 35 ms for all subsequently
described functions with control signal.
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