24 VDC Control Coil
DC coil design compatible with standard 24VDC industrial control circuits.
SIEMENS 3RT2025-1BB40 Contactor 24VDC Coil 17A AC-3 7.5kW
Available in stock (200)
Regular price
$70.65
Sale price
Regular price
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Technical Specifications
| Brand | SIEMENS |
| Model Number | 3RT2025-1BB40 |
| Product Category | Contactor |
| Product Series | SIRIUS 3RT2 |
| Size Class | S0 |
| Coil Voltage | 24 VDC |
| AC-3 Rated Current (400V) | 17 A |
| AC-3 Motor Power (400V) | 7.5 kW |
| Main Poles | 3 Pole (3 NO) |
| Auxiliary Contacts | 1 NO + 1 NC |
| Mounting Type | DIN Rail Mount |
| Terminal Type | Screw Terminal |
| Operating Temperature Range | -25°C to +60°C |
| IP Rating | IP20 |
Key Features
3-Pole Main Contacts
Three normally open main poles for three-phase motor load switching.
17A AC-3 7.5kW Rating
Rated for 17A AC-3 switching with 7.5kW motor capacity at 400V AC.
Integrated Auxiliary Contacts
Built-in 1 NO + 1 NC auxiliary contacts for interlock and status feedback.
DIN Rail Mount S0 Size
Compact S0 form factor designed for standard 35mm DIN rail cabinet installation.
Screw Terminal Connections
Screw terminals supporting solid and stranded wiring for main and auxiliary circuits.
Applications
- Three-phase motor control
- HVAC fan and blower switching
- Conveyor drive start-stop control
- Compressor motor load management
- Machine tool auxiliary pump control
- Industrial pump switching systems
- Automation cabinet power switching
- Process equipment motor circuits
Purchase Information
We support online purchase of the SIEMENS 3RT2025-1BB40 Contactor. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.
Frequently Asked Questions
What is SIEMENS 3RT2025-1BB40?
SIEMENS 3RT2025-1BB40 is a SIRIUS 3RT2 series 3-pole power contactor with 24VDC coil and S0 size form factor.
What coil voltage does 3RT2025-1BB40 use?
This contactor is equipped with a 24 VDC control coil for low voltage DC control systems.
What is the AC-3 rating of 3RT2025-1BB40?
It carries a 17 A AC-3 rating with 7.5 kW motor switching capacity at 400 V AC.
How many main poles does the contactor have?
The unit features 3 normally open main poles for three-phase load switching.
What auxiliary contacts are built into 3RT2025-1BB40?
Integrated 1 normally open and 1 normally closed auxiliary contacts are included.
What mounting method is supported?
The contactor is designed for standard DIN rail mounting inside electrical control cabinets.
What temperature range can the unit operate within?
Operating temperature range is -25°C to +60°C for indoor cabinet deployment.
What terminal type does 3RT2025-1BB40 feature?
Screw type terminals are used for both main power and auxiliary control wiring.
What industrial loads can this contactor switch?
It can be deployed for three-phase motors, fans, pumps, compressors and general resistive loads within its rated current limits.
What should be checked before ordering 3RT2025-1BB40?
Verify full model number, coil voltage, pole configuration, auxiliary contact layout, DIN rail cabinet space and load power requirements before purchase.
Can this contactor be considered for existing control system expansion?
It can be considered after the complete model number, coil voltage, current rating and cabinet mounting dimensions have been checked against the existing installation.
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Specifications
Specifications
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