# Siemens 3RA29132BB2 Wiring Kit for Mechanical Interlock Size S00

**URL:** https://aio.lv/en/product--siemens-3ra29132bb2--3420794
**Data updated:** 2026-05-18 02:49 (EEST)
**Category:** Computer Component Accessories
**Manufacturer:** Siemens
**Manufacturer code:** 3RA29132BB2
**EAN:** 4011209824706
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 12.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 10.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3ra29132bb2--3420794

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3RA29132BB2 wiring kit is designed for star-delta starter configurations with mechanical interlocking for size S00 contactors. This essential accessory ensures reliable electrical connection and safe operation in industrial control systems. It features spring-loaded terminals for efficient installation, providing a robust solution for motor control applications requiring precise interlocking functionality.

## Long description

The Siemens 3RA29132BB2 wiring kit is a specialized component engineered for star-delta starter configurations, specifically designed to work with size S00 contactors. This kit facilitates the electrical connection required for motor control systems that utilize mechanical interlocking, ensuring that the contactors operate in the correct sequence and preventing simultaneous activation. By providing a pre-configured wiring solution, it simplifies the assembly process for industrial control panels and enhances the reliability of the motor starting sequence.
Advantages
This wiring kit offers significant benefits for industrial automation by reducing the time and effort required for manual wiring of star-delta starters. The inclusion of spring-loaded terminals ensures a secure and vibration-resistant connection, which is essential for maintaining consistent performance in demanding industrial environments. Its design is optimized for size S00 components, ensuring a perfect fit and reducing the risk of installation errors. The mechanical interlocking support provides a robust safety mechanism, preventing short circuits caused by improper contactor switching.
Suitable for
Star-delta motor starter configurations
Industrial control systems using size S00 contactors
Applications requiring mechanical interlocking for safety
Motor control panels in manufacturing and automation
When it may not be suitable
This kit is specifically designed for size S00 contactors and will not be compatible with larger contactor sizes such as S0, S2, or S3. It is also not intended for use in configurations other than star-delta starters.
Key specifications
Compatibility: Size S00 contactors
Connection type: Spring-loaded terminals
Application: Star-delta starter wiring
Function: Mechanical interlocking support
How to use
To use the wiring kit, ensure that the power supply to the control panel is disconnected. Mount the S00 contactors onto the DIN rail according to the manufacturer's layout requirements for the star-delta configuration. Install the mechanical interlock between the contactors. Connect the wiring kit components to the terminals of the contactors, utilizing the spring-loaded mechanism to secure the wires firmly. Verify that all connections are tight and that the mechanical interlock operates smoothly before applying power to the system.
What to consider before purchase
Verify that your contactors are size S00
Ensure the application is a star-delta starter configuration
Check the space availability in your control cabinet
Usage recommendations
Always follow the specific wiring diagrams provided by the contactor manufacturer to ensure correct phase sequence and safety compliance. Regularly inspect the spring-loaded terminals during routine maintenance to ensure they remain secure.

## FAQ

### How much does the Siemens 3RA29132BB2 Wiring Kit for Mechanical Interlock cost, and is it available for purchase?

The price is 12.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 22 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 07.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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