Siemens SIRIUS 3RP25 electronic timing relays, multifunction (13 or 27 functions, selectable by function selector switch). Compact devices with wide supply voltage range for timing tasks in control panels.
Technical data
| Series | 3RP25 |
|---|---|
| Function | multifunction (13 or 27 functions, selectable by function selector switch) |
| Width | 17.5 mm / 22.5 mm |
| Time range | 0.05s–100h |
| Supply voltage | 24 V AC/DC, 12–240 V AC/DC or 380–440 V AC (by article number) |
| Connection | Screw or spring-loaded (push-in) terminals |
| Mounting | DIN rail |
Article numbers
| Version | Contacts | Time range | AC supply (50/60 Hz) | DC supply | Protective coating | Screw | Spring-loaded (push-in) |
|---|---|---|---|---|---|---|---|
| 13 functions | 1 CO delayed | 0.05 s–100 h | 24 V AC | 24 V DC | No | 3RP2505-1AB30 | 3RP2505-2AB30 |
| 13 functions | 1 CO delayed | 0.05 s–100 h | 12–240 V AC | 12–240 V DC | No | 3RP2505-1AW30 | 3RP2505-2AW30 |
| 13 functions | 1 CO delayed | 0.05 s–100 h | 12–240 V AC | 12–240 V DC | Yes | – | 3RP2505-2AW30-0AX0 |
| 13 functions | 1 NO delayed + semiconductor output | 0.05 s–100 h | 12–240 V AC | 12–240 V DC | No | 3RP2505-1CW30 | 3RP2505-2CW30 |
| 13 functions, railway applications | 2 CO delayed | 0.05 s–100 h | 24–240 V AC | 24–240 V DC | No | 3RP2505-1RW30 | 3RP2505-2RW30 |
| 13 functions, railway applications | 2 CO delayed | 0.05 s–100 h | 24–240 V AC | 24–240 V DC | Yes | – | 3RP2505-2RW30-0AX0 |
| 27 functions | 2 CO delayed | 0.05 s–100 h | 24 V AC | 24 V DC | No | 3RP2505-1BB30 | 3RP2505-2BB30 |
| 27 functions | 2 CO delayed | 0.05 s–100 h | 400–440 V AC | – | No | 3RP2505-1BT20 | 3RP2505-2BT20 |
| 27 functions | 2 CO delayed | 0.05 s–100 h | 12–240 V AC | 12–240 V DC | No | 3RP2505-1BW30 | 3RP2505-2BW30 |
| 27 functions | 2 CO delayed | 0.05 s–100 h | 12–240 V AC | 12–240 V DC | Yes | – | 3RP2505-2BW30-0AX0 |
Versions with protective coating (-0AX0) are intended for harsh ambient conditions. Other versions on request.
Technical data and article numbers are based on Siemens catalog IC 10 · 2026 (chapter 10, monitoring and control devices) and are for information only. Image is representative.
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