# Siemens 3RP2574-1NW30 Star-Delta Timing Relay

**URL:** https://aio.lv/en/product--siemens-3rp25741nw30--1798031
**Data updated:** 2026-05-18 02:44 (EEST)
**Category:** Control Systems
**Manufacturer:** Siemens
**Manufacturer code:** 3RP25741NW30
**EAN:** 4011209943858
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 70.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 58.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rp25741nw30--1798031

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3RP2574-1NW30 is a high-quality electronic star-delta timing relay designed for industrial motor control applications. It features one delayed and one non-delayed contact, ensuring precise switching sequences for motor starters. This reliable timing relay is essential for managing smooth transitions in electrical systems, offering robust performance and long-term operational stability in demanding environments.

## Long description

The Siemens 3RP2574-1NW30 Star-Delta Timing Relay is a precision-engineered electronic component designed for the reliable control of industrial motor starters. This device is specifically engineered to manage the transition between star and delta configurations, ensuring that motors start smoothly and efficiently while minimizing electrical stress on the system. With its integrated delayed and non-delayed contact configuration, it provides the necessary timing accuracy required for complex industrial automation tasks.
Advantages
This timing relay stands out due to its high operational reliability and robust construction, which are hallmarks of Siemens industrial control equipment. It offers precise timing intervals that help prevent mechanical and electrical wear during the motor startup phase. The compact design allows for efficient use of space within control cabinets, while the high-quality electronic circuitry ensures consistent performance even in demanding industrial environments. Its ability to handle specific switching sequences makes it an indispensable tool for maintaining the longevity and safety of motor-driven machinery.
Suitable for
Industrial motor starter applications
Star-delta motor starting sequences
Automation systems requiring precise time-delayed switching
Electrical control panels in manufacturing facilities
When it may not be suitable
This relay is specifically designed for star-delta motor starting applications and may not be suitable for general-purpose timing tasks that require different logic or contact configurations. It is not intended for use in high-voltage power distribution circuits beyond its specified operational ratings.
Key specifications
Function: Star-delta timing
Contacts: 1 delayed contact, 1 non-delayed contact
Mounting: Standard DIN rail
Application: Industrial motor control
How to use
The relay should be installed by a qualified professional within a suitable electrical enclosure. It is mounted onto a standard DIN rail. Once installed, the timing parameters should be set according to the specific requirements of the motor being controlled. Ensure all wiring connections are secure and follow the provided electrical schematic to integrate the relay into the motor starter circuit correctly.
What to consider before purchase
Verify the voltage requirements of your control system
Ensure the relay contact configuration matches your motor starter design
Check the available space in your control cabinet for DIN rail mounting
Usage recommendations
Regularly inspect the relay and its connections during scheduled maintenance to ensure optimal performance and safety. Avoid exposing the device to extreme moisture or temperatures outside the manufacturer's specified operating range.

## FAQ

### How much does the Siemens 3RP2574-1NW30 Star-Delta Timing Relay cost, and is it available for purchase?

The price is 70.49 € (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 17.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Siemens 3RP2574-1NW30 Star-Delta Timing Relay be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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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