Siemens 3RP25 Series DIN Rail Mount Timer Relay, 12 → 240V ac/dc, 1-Contact, 0.05 s → 100h, 1-Function,

SIRIUS 3RP25 series time relays are used in control, starting, and protective circuits for all switching operations involving time delays.
Their fully developed concept and space-saving, compact design make the time relays ideal modules for control cabinet, switchgear and control manufacturers in the industry.

On-delay time relay
LED indicator
Screw-type or spring-loaded terminals
Time range selector switch on the front
DIN rail mounting
Accessories for 3RP25
- Push-in lugs for wall mounting, stock-no. 831-6088
- Sealing cover for 17.5 mm time relays, stock-no. 831-6081
- Sealing cover for 22.5 mm time relays, stock-no. 831-6085

This timer relay is designed to manage timing functions effectively within electrical circuits, providing precise control for various applications. Its ON delay mode is suitable for activating devices after a set delay, enhancing automation across different systems. With a supply voltage range from 12V to 240V AC/DC, this device serves as a versatile solution for the automation, electrical, and mechanical industries.

• Operates within a wide voltage range for compatibility
• ON delay functionality ensures controlled activation timing
• SPDT configuration maximises application flexibility
• Compact design fits standard DIN rail installations
• Time adjustments can be made from 0.05s to 100h

• Utilised in industrial automation to manage machine operations
• Suitable for controlling lighting circuits with delayed activation
• Ideal for HVAC systems requiring timed equipment start-up
• Employed in equipment protection by staggering device start times

The installation involves mounting on a DIN rail, ensuring secure connections via the screw terminals.

Yes, it is compatible with both AC and DC supply voltages from 12V to 240V.

The maximum current for this relay is 3A

Yes, the timing can be set anywhere between 0.05 seconds and 100 hours based on your requirements.

The ON delay function helps prevent simultaneous device activation, which can protect equipment and ensure seamless operation.