# Siemens 3LD2504-0TK51 3-Pole Main Switch Disconnector, 63A, 690V

**URL:** https://aio.lv/en/product--siemens-3ld25040tk51--1841229
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Power Sockets
**Manufacturer:** Siemens
**Manufacturer code:** 3LD25040TK51
**EAN:** 4011209403321
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 68.49 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 56.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3ld25040tk51--1841229

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.89 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3LD2504-0TK51 is a reliable 3-pole main switch disconnector designed for safe power disconnection. It features a nominal current of 63A, a voltage rating of 690V, and an operating frequency of 50-60 Hz. With a breaking capacity of 1260A, this black-colored industrial switch is suitable for panel mounting, ensuring robust performance and safety in electrical distribution systems and machinery control applications.

## Long description

The Siemens 3LD2504-0TK51 is a high-performance 3-pole main switch disconnector engineered for secure power isolation in industrial environments. This device is designed to handle a nominal current of 63A and operates effectively at voltages up to 690V, making it a dependable component for electrical distribution systems. Featuring a robust rotary actuator in black, this switch ensures reliable manual control for machinery and equipment, providing a clear visual indication of the switching state.
Advantages
This main switch disconnector offers exceptional durability and safety for demanding electrical applications. Its design facilitates efficient power disconnection, which is essential for maintenance and emergency shutdown procedures. The unit is built to withstand rigorous industrial conditions, ensuring long-term operational stability. Furthermore, its compact construction and standard four-hole front mounting configuration allow for straightforward integration into control panels and distribution boards.
Suitable for
Industrial machinery power control
Electrical distribution systems
Emergency shutdown applications
Maintenance isolation for electrical equipment
This device may not be suitable for environments requiring specialized explosion-proof ratings or for outdoor installations without an appropriate protective enclosure. It is specifically designed for panel mounting and may not be compatible with systems requiring different mounting standards or higher current ratings beyond its specified capacity.
Key specifications
Number of poles: 3
Nominal current: 63A
Rated voltage: 690V
Operating frequency: 50-60 Hz
Breaking capacity: 1260A
Mounting type: Front mounting, four-hole
Actuator type: Rotary, black
Weight: 0.405 kg
To install the Siemens 3LD2504-0TK51, ensure the power supply is completely disconnected before beginning any work. The switch is designed for front mounting using a four-hole pattern on the panel surface. Secure the device firmly using appropriate hardware, ensuring the rotary actuator is accessible and unobstructed. Connect the electrical conductors to the designated terminals according to the wiring diagram, ensuring all connections are tightened to the manufacturer's specified torque settings to prevent overheating.
What to consider before purchase
Verify that the 63A current rating matches your system requirements.
Ensure the panel space allows for the four-hole mounting configuration.
Confirm that the operating voltage of 690V is compatible with your electrical network.
Check that the environmental conditions are suitable for this industrial-grade component.
Always perform a functional test after installation to confirm that the switch operates smoothly and effectively disconnects power as intended. Regular inspections are recommended to ensure the terminals remain secure and the actuator functions correctly over time.

## Specifications

| Feature | Value |
|---|---|
| Nominal current output | 63 A |
| AC input frequency | 50 - 60 |
| Breaking capacity | 1260 A |
| Number of modules | 1 |
| Coil voltage | 690 V |
| Coil voltage (min) | 400 V |
| Coil voltage (max) | 6000 V |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.405 kg |
| Height | 106 mm |
| Width | 90 mm |
| Depth | 110.5 mm |

### Features

| Feature | Value |
|---|---|
| Number of poles | 3P |

### Design

| Feature | Value |
|---|---|
| Certification | CSA, UL, VDE, EAC, CE, LRS |
| Product colour | Black |

## FAQ

### How much does the Siemens 3LD2504-0TK51 3-Pole Main Switch Disconnector cost, and is it available for purchase?

The price is 68.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 22.07.2026 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/1841229/58101435_large.webp