3-Pole Main Contacts
Equipped with three normally open main poles for three-phase load switching.
SIEMENS 3RT2027-1BB40 Contactor 32A AC-3 24VDC Coil 3-Pole
Available in stock (200)
Regular price
$100.57
Sale price
Regular price
Shipping calculated at checkout.
Technical Specifications
| Brand | SIEMENS |
| Model Number | 3RT2027-1BB40 |
| Product Category | Contactor |
| Product Family | SIRIUS 3RT2 |
| Frame Size | S0 |
| Pole Configuration | 3-Pole Main (3NO) |
| Auxiliary Contacts | 1NO + 1NC |
| AC-3 Rated Current (400V) | 32 A |
| AC-1 Resistive Current | 50 A |
| Rated Motor Power (400V AC-3) | 15 kW |
| Max Main Circuit Voltage | 690 VAC |
| Coil Voltage | 24 VDC |
| Terminal Type | Screw Terminals |
| Protection Class | IP20 |
Key Features
32A AC-3 Rating
32 Amp AC-3 rated capacity for 15kW three-phase motor control at 400V.
24 VDC Control Coil
DC 24V coil design for stable operation within standard industrial DC control circuits.
1NO+1NC Auxiliary Contacts
Integrated auxiliary contacts for circuit interlock and status signal feedback.
S0 Frame Size
Compact S0 housing compatible with standard 35mm DIN rail mounting.
Screw Terminal Wiring
Screw-type terminals for secure connection of power and control wiring.
Applications
- Three-phase asynchronous motor switching
- Industrial machinery motor control
- Automation cabinet load switching
- Pump and fan control circuits
- Conveyor system power control
- Packaging equipment motor starters
- HVAC system load management
- Industrial panel electrical switching
Purchase Information
We support online purchase of the SIEMENS 3RT2027-1BB40 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 3RT2027-1BB40?
SIEMENS 3RT2027-1BB40 is a SIRIUS 3RT2 series 3-pole power contactor with 24VDC coil and S0 frame size.
What pole configuration does 3RT2027-1BB40 use?
This contactor features 3 normally open main poles plus built-in 1NO + 1NC auxiliary contacts.
What is the AC-3 rated current of 3RT2027-1BB40?
It carries a 32 A AC-3 rating at 400 VAC for three-phase motor loads.
What coil voltage does 3RT2027-1BB40 require?
The control coil operates on 24 VDC input voltage.
What motor power can 3RT2027-1BB40 switch at 400V?
It is rated to control three-phase motors up to 15 kW under AC-3 operating conditions.
What mounting options fit 3RT2027-1BB40?
The S0 frame supports standard 35mm DIN rail mounting within electrical control cabinets.
What terminal type is fitted on 3RT2027-1BB40?
Main and control circuits use screw terminals for wiring connection.
What is the maximum main circuit voltage rating?
The contactor supports a maximum operational main circuit voltage of 690 VAC.
What industrial loads can 3RT2027-1BB40 manage?
It can be considered for three-phase motor, pump, fan and conveyor load switching after electrical specifications are verified.
What should be checked before ordering 3RT2027-1BB40?
Verify complete catalog number, coil voltage, pole configuration, load current rating, cabinet mounting space and wiring terminal type before purchase.
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Specifications
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