# ABB S751/3DR-E50 Circuit Breaker, 50A, 3-Pole, 230-400V

**URL:** https://aio.lv/en/product--abb-2cdh781001r2502--12588761
**Data updated:** 2026-07-23 04:12 (EEST)
**Category:** Other goods
**Manufacturer:** ABB
**Manufacturer code:** 2CDH781001R2502
**EAN:** 4016779838887
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 137.49 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 113.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--abb-2cdh781001r2502--12588761

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.08.2026 | free |
| Pickup points | 12.08.2026 | 1.79 EUR |
| Courier delivery to door | 12.08.2026 | 4.99 EUR |

## Summary description

The ABB S751/3DR-E50 is a 3-pole circuit breaker designed for reliable electrical circuit protection. It features a rated current of 50 A and operates within a voltage range of 230 - 400 V. This Type CB device is suitable for DIN rail mounting, providing efficient overcurrent protection for industrial and residential electrical installations. Its robust design ensures safety and durability in various power distribution applications.

## Long description

The ABB S751/3DR-E50 is a high-performance 3-pole circuit breaker engineered to provide reliable protection for electrical circuits in both residential and industrial environments. With a rated current of 50 A and an operating voltage range of 230 to 400 V, this device is designed to effectively manage overcurrent situations, ensuring the safety and longevity of your electrical infrastructure. Its compact design and compatibility with standard DIN rail mounting systems make it a versatile choice for modern power distribution panels.
Advantages
This circuit breaker stands out due to its robust construction and high operational reliability, which are hallmarks of ABB engineering. The unit provides consistent performance under varying load conditions, helping to prevent damage to sensitive equipment and wiring caused by electrical faults. Its standardized design facilitates straightforward installation, while the durable housing ensures long-term protection against environmental factors, making it a dependable component for critical power management tasks.
Suitable for
Industrial electrical distribution systems
Residential power supply protection
DIN rail mounted electrical panels
Overcurrent protection for high-load circuits
This device may not be suitable for applications requiring specific trip characteristics other than those provided by the E-type curve, or for environments where the voltage or current requirements exceed the specified 50 A and 400 V limits. It is also not intended for use in specialized hazardous locations without appropriate additional protective enclosures.
Key specifications
Rated current: 50 A
Voltage range: 230 - 400 V
Number of poles: 3
Mounting type: DIN rail
Dimensions: 27 mm (width) x 92 mm (depth) x 130 mm (height)
Color: White
Installation should be performed by a qualified electrician in accordance with local electrical codes and safety regulations. The circuit breaker is designed to be snapped onto a standard DIN rail within an electrical distribution board. Ensure that all wire connections are tightened to the manufacturer's specified torque settings to prevent overheating and ensure optimal electrical contact.
What to consider before purchase
Verify that the 50 A rating matches your circuit load requirements
Ensure the 3-pole configuration is compatible with your electrical system
Check available space in your distribution board for the 27 mm wide unit
Confirm that the operating voltage of your system falls within the 230-400 V range
Usage recommendations: Regularly inspect the circuit breaker for signs of wear or heat damage and perform periodic testing to ensure the tripping mechanism remains functional. Always disconnect the power supply before performing any maintenance or inspection on the electrical panel.

## Specifications

| Feature | Value |
|---|---|
| Type | Type CB |
| Weight | 1.05 kg |
| Storage temperature (T-T) | -40 - 70 |
| Package weight | 1150 g |
| Operating temperature (T-T) | -25 - 55 |
| Height | 130 mm |
| Input voltage | 230 - 400 |
| Width | 27 mm |
| Depth | 92 mm |
| Product colour | White |
| Rated current | 50 A |
| Package depth | 157 mm |
| Package height | 108 mm |
| Package width | 133 mm |
| Number of poles | 3 |
| Compliance certificates | RoHS |

## FAQ

### How much does the ABB S751/3DR-E50 Circuit Breaker \| 50A 3-Pole cost, and is it available for purchase?

The price is 137.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 28 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 07.08.2026 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 ABB S751/3DR-E50 Circuit Breaker \| 50A 3-Pole 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 ABB 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 ABB 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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