3RT2026-2BB40
Siemens Power contactor, 3-pole, size S0 3RT2026-2BB40
Siemens
Siemens Power contactor, 3-pole, size S0 3RT2026-2BB40
Home > Low Voltage Controls > Contactors > Siemens 3RT2026-2BB40 Need Siemens 3RT2026-2BB40? Power contactor, 3-pole, size S0 for SIRIUS 3RT2 modular …
Specifications
| Brand | Siemens |
|---|---|
| Model Number | 3RT2026-2BB40 |
| Official Product Name | SIRIUS Power Contactor, AC-3 25 A, 11 kW / 400 V |
| Applicable System | SIRIUS 3RT2 modular motor control and switching system |
| Product Type | Power contactor, 3-pole, size S0 |
| Equivalent Standard | IEC 60947-4-1; EN 60947-4-1 |
| Product Status | Active series, available on request |
| Rated motor power AC-3 at 400 V | 11 kW |
| Number of main poles | 3 |
| Auxiliary contacts (integrated) | 1 NO + 1 NC |
| Control supply voltage | 24 V DC |
| Size | S0 |
| Terminal type | Spring-loaded terminals |
| Rated insulation voltage | 690 V (contact supplier for exact specifications) |
| Mechanical service life | Contact supplier for exact specifications |
| Weight | Contact supplier for exact specifications |
| Rated operational current AC-3 at 400 V | 25 A |
Product Description
It comes in size S0 with spring-loaded terminals for fast, vibration-proof wiring, and is part of the modular SIRIUS Innovations system that snaps together with overload relays, auxiliary switch blocks and link modules. Typical applications include switching three-phase motors up to 11 kW in machine building, material handling, HVAC and pump control. We supply original Siemens SIRIUS switchgear with short lead times and worldwide shipping. The Siemens 3RT2026-2BB40 is a SIRIUS 3RT2 series power contactor rated 25 A in utilisation category AC-3 (11 kW at 400 V), with a 24 V DC solenoid coil, 3 main poles and integrated auxiliary contacts 1 NO + 1 NC.
Basic Product Information
- 24 V DC coil with wide operating range for PLC-controlled panels
- Integrated auxiliary contacts 1 NO + 1 NC included in the basic unit
- Spring-loaded terminals for fast, maintenance-free, vibration-proof connections
- Size S0, modular SIRIUS system with snap-on auxiliary switches and overload relays
- AC-3 rating 25 A, switching motors up to 11 kW at 400 V
Technical Specifications
Version & Model Difference
Within size S0, the 3RT2025 is rated 16 A / 7.5 kW, the 3RT2026 is 25 A / 11 kW and the 3RT2027 reaches 32 A / 15 kW. The suffix -2BB40 denotes the 24 V DC coil with spring-loaded terminals; screw-terminal versions use -1BB40 and AC coil variants use other suffixes (e.g. -1AL20 for 230 V AC).
Application Scenarios
- Direct-on-line starting of three-phase motors up to 11 kW at 400 V
- Machine tools, conveyors, pumps and fans in industrial automation
- Motor and load switching in PLC-controlled panels with 24 V DC control voltage
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