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Siemens Reversing Contactor 3-Pole 38A 18.5kW 24V DC Coil Screw Clamp Terminals 3RA2328-8XB30-1BB4
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Function | Motor Control, Reversing |
| Length | 90mm |
| Model | 3RA2328-8XB30-1BB4 |
| Depth | 107mm |
| Width | 101mm |
| Mount Type | Snap-On |
| Series | 3RA |
| Power Rating | 18.5kW |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw Clamp |
| Number of Poles | 3 |
| Standards/Approvals | CCC, CE, CSA, EAC, RoHS, UKCA, UL |
| Contact Voltage | 400V ac |
| Coil Voltage | 24V dc |
| Normal State Configuration | 3 NO |
| Contact Current | 38A |
| Number of Auxiliary Contacts | 2 |
| Auxiliary Contact Configuration | 1 NO/1 NC |
| Operational Current Ie | 38A |
| Control Circuit Voltage Uc | 24V dc |
| Contactor Application | Motor Control |
| Pole and Throw Configuration | 3 |
Key Features
- Operates at coil voltage of 24V DC for reliable performance.
- Equipped with 3 poles and contact voltage rating of 400V AC.
- Power rating of 18.5 kW suitable for demanding motor control.
- Includes 2 auxiliary contacts configured as 1 NO and 1 NC for control circuit flexibility.
- Features screw clamp terminal type for secure electrical connections.
- Snap-on mounting type compatible with standard TH 35 mounting rails.
- Operating temperature range from -25°C to 60°C supports diverse environments.
- Conforms to multiple standards including CCC, CE, CSA, EAC, RoHS, UKCA, and UL.
Product Description
Siemens 3RA2328-8XB30-1BB4 Reversing Contactor is engineered for robust motor control with a 3-pole design and 24V DC coil voltage. It supports a contact current of 38A and is rated for 18.5 kW power, making it suitable for controlling industrial motors efficiently.
Its snap-on mounting and screw clamp terminals allow quick installation on standard TH 35 rails, enhancing usability in automation and control gear panels. The device features 3 normally open (NO) contacts along with 2 auxiliary contacts arranged as 1 NO and 1 NC, providing flexibility in control circuits.
Designed to operate within a wide temperature range from -25°C to 60°C, this contactor withstands various industrial environments. Compact dimensions (90mm length, 101mm width, 107mm depth) make it compatible with space-constrained electrical panels.
This contactor adheres to high safety and quality certifications including CCC, CE, CSA, EAC, RoHS, UKCA, and UL standards, assuring compliance and reliability in critical applications.
Its main use case revolves around motor control and reversing applications in industrial automation, HVAC systems, manufacturing plants, and other commercial electrical control setups.
Operates on 24V DC coil voltage for efficient switching. 3 poles supporting 38A current with a 400V AC contact voltage. Rated power of 18.5 kW ideal for medium to high power motors. Includes 2 auxiliary contacts (1 NO/1 NC) for enhanced control options.
Snap-on mounting on TH 35 rails simplifies panel integration. Screw clamp terminals ensure secure wiring connections. Wide operational temperature range from -25°C to 60°C. Compact footprint suits varied industrial enclosures.
Manufactured in Germany for consistent quality standards. Certified to multiple international safety and electromagnetic compliance standards. Explore more high-quality contactors and industrial automation products in the Siemens range available on EnvMart for reliable electrical control components.
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Frequently Asked Questions
This model has a power rating of 18.5 kW, making it suitable for medium to high power motors.
It operates at a coil voltage of 24V DC for efficient switching.
The contactor supports a maximum contact current of 38A.
The dimensions are 90mm in length, 101mm in width, and 107mm in depth.
It operates within a temperature range from -25°C to 60°C, suitable for diverse environments.
It features screw clamp terminals for secure electrical connections.
This unit is designed with 3 poles.
It includes 2 auxiliary contacts configured as 1 normally open (NO) and 1 normally closed (NC).
It features a snap-on mounting type compatible with standard TH 35 mounting rails.
It conforms to multiple standards including CCC, CE, CSA, EAC, RoHS, UKCA, and UL.
The contact voltage rating is 400V AC.
Its primary function is motor control, specifically for reversing applications in industrial automation.
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