Siemens 3RA24 25-8XF32-1AL2 Contactor Assembly
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SIEMENS SIRIUS Star-Delta Contactor Assembly “ 3RA2425-8XF32-1AL2
Pre-wired SIEMENS SIRIUS contactor combination starter featuring 3RT2026 and 3RT2024 contactors, logic module, and mechanical/electrical interlock. Supports 18.5 kW motors at 400 V AC, with high surge resistance and insulation voltage up to 690 V.3RA24253RT2026400VassemblyContactorDeltaElectricalIndustrialInterlockLogicModulemotorSiemensSiriusStarStarterSystemUnitWye
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SIEMENS SIRIUS 3RA2425-8XF32-1AL2 Contactor Assembly “ Star-Delta (Wye-Delta) Combination Starter
The SIEMENS SIRIUS 3RA2425-8XF32-1AL2 is a fully-wired, pre-assembled contactor combination starter designed for star-delta (wye-delta) motor starting. Ideal for industrial motor control, this contactor assembly features mechanical and electrical interlocking, high-performance modules, and reliable logic integration for effective power management.
Main Specifications
- Manufacturer: SIEMENS
- Type: Contactor Assembly Star-Delta (Wye-Delta) Combination Starting
- Family: SIRIUS
- Model (MRN): 3RA2425-8XF32-1AL2
- Part No.: 3ZX1012-0RA23-BA1
- Voltage: 400 V AC
- Power: 18.5 kW
- Operating Current: 32 / 40 A
- Frequency: 3001/h to 10001/h
- Insulation Voltage: 690 V
- Surge Voltage Resistance: 6 kV
- Operating Temperature: -25 / 60°C
Design & Components
- Contactor Size: S0
- Auxiliary Contacts: 3 NC, 3 NO
- Interlock: Mechanical and Electrical
- Mounting: SIEMENS 3RA2911-0 Mounting Panel
- Control Logic: Integrated Logic Module (Screw Terminals)
- Included Contactors:
- 3RT2026 “ Line Contactor (Q11)
- 3RT2026 “ Delta Contactor (Q13)
- 3RT2024 “ Star Contactor (Q12)
Additional Modules Attached
- SIEMENS 3RA2912-0 “ Basic Module for Wye-Delta Starter (Order No.: 3ZX1012-0RA16-1AA1)
- SIEMENS 3RT2026-1AL20 “ Power Contactor
