Siemens SIRIUS 3RP2505-1BW30 Multifunction Time Relay
Siemens SIRIUS 3RP2505-1BW30 Multifunction Time Relay is a versatile electronic timer relay designed for precise timing and control in industrial automation systems. Part of the Siemens SIRIUS series, it offers multiple timing functions, adjustable time ranges, and reliable switching performance, making it ideal for control panels, machinery, motor control, and process automation applications
BRAND
SIEMENS
TYPE
Electronic Time Relay (SIRIUS Timer Relay)
PART NO.
3RP2505-1BW30
MODEL
SIRIUS 3RP2505-1BW30
Full Technical Specifications ▶
| Parameter | Value / Description |
|---|---|
| BRAND | SIEMENS |
| TYPE | Electronic Time Relay (SIRIUS Timer Relay) |
| PART NO. | 3RP2505-1BW30 |
| MODEL | SIRIUS 3RP2505-1BW30 |
| Voltage Rating | Control Supply Voltage: 12...240 V AC/DC (50/60 Hz) | Operational Range: 0.8...1.1 | Insulation (Ui): 300V | Impulse withstand (Uimp): 4kV |
| Application | Control, timing, delayed switching, and logical interlocking circuits in motor control centers and distribution panels |
| IEC Standards | IEC/EN 61812-1 (Specified time relays), IEC/EN 60947-5-1 (Control devices), GB/T14048.5 / 50 Hz |
| Contact Architecture | Contains 2 changeover (CO) contacts |
| DC-13 (Inductive DC) | 1A at 24V | 0.2A at 125V | 0.1A at 250V |
| AC-15 (Inductive AC) | 3A at matching nominal voltage thresholds |
| Pilot Duty Ratings | UL/CSA listed for B300 / R300 relay contacts with a 5A maximum continuous current limit |
| Short-Circuit Protection | MAX. 4A gL/gG fuse type configuration |
| Environmental Sealing Index | Features an IP20 finger-safe protection grade housing designed explicitly for a maximum surrounding ambient air operational environment of 50°C |
| Wiring Configurations | mechanical torque rating factor ranging strictly between 5.2–7.0 lb-in |
| Made In | Germany |
| REF NO | 483 |
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