# Siemens 3RA29232BB1 Wiring Kit with Mechanical Interlock for Size S0 Star-Delta Starters

**URL:** https://aio.lv/en/product--siemens-3ra29232bb1--3420802
**Data updated:** 2026-05-18 02:49 (EEST)
**Category:** Printer & Copier Parts
**Manufacturer:** Siemens
**Manufacturer code:** 3RA29232BB1
**EAN:** 4011209741416
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 53.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 44.21 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3ra29232bb1--3420802

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3RA29232BB1 wiring kit is designed for the efficient assembly of star-delta starters in size S0. This kit includes the necessary electrical connections and a mechanical interlock to ensure safe and reliable operation of the motor starter system. It is an essential component for industrial automation and motor control applications, providing a robust solution for switching configurations.

## Long description

The Siemens 3RA29232BB1 wiring kit is a specialized solution engineered for the professional assembly of star-delta starters in size S0. This comprehensive kit provides all the necessary electrical components and a mechanical interlock mechanism required to configure motor starters safely and efficiently. By integrating these parts, users can ensure a reliable switching sequence that protects the motor and the electrical system during the transition between star and delta modes.
Advantages
This wiring kit significantly simplifies the installation process by providing pre-configured electrical connections that reduce assembly time and minimize the risk of wiring errors. The inclusion of a mechanical interlock is a critical safety feature that prevents simultaneous switching of the contactors, thereby avoiding short circuits and enhancing the operational longevity of the motor control system. Its robust design is specifically tailored for size S0 components, ensuring a perfect fit and consistent performance in demanding industrial environments.
Suitable for
Assembly of star-delta motor starters
Industrial automation systems
Motor control cabinets
Switching configurations for three-phase motors
When it may not be suitable
This kit is specifically designed for size S0 contactors and is not compatible with other sizes or different starter configurations. It should not be used for applications requiring different switching logic or for contactors from other manufacturers.
Key specifications
Compatibility: Size S0 contactors
Function: Star-delta starter wiring and mechanical interlocking
Application: Motor control and industrial switching
How to use
To use the wiring kit, first ensure that the power supply to the control panel is completely disconnected. Mount the S0 contactors onto the DIN rail according to the standard layout for star-delta starters. Install the mechanical interlock between the contactors to ensure they cannot be engaged simultaneously. Connect the provided electrical wiring components according to the star-delta circuit diagram, ensuring all terminals are tightened to the manufacturer's specified torque settings. Verify the mechanical operation of the interlock before applying power to the system.
What to consider before purchase
Verify that your contactors are size S0
Ensure the kit matches your specific star-delta circuit requirements
Check available space in your control cabinet for the assembled starter unit
Usage recommendations
Always perform a functional test of the mechanical interlock without load before connecting the motor to the power supply to ensure safe operation.

## FAQ

### How much does the Siemens 3RA29232BB1 Wiring Kit for Star-Delta Starters cost, and is it available for purchase?

The price is 53.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 06.07.2026 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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