# Circuit breaker HiSmart NV821655 4-pole 63A C-curve (miniature)

**URL:** https://aio.lv/en/product--hismart-nv821655--10840454
**Data updated:** 2025-12-30 12:45 (EET)
**Category:** Power Sockets
**Manufacturer:** HiSmart
**Manufacturer code:** NV821655
**EAN:** 6942034316181
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 26.99 €
**Prices and availability valid until:** 2026-08-17 23:59
**Price without VAT (21%):** 22.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hismart-nv821655--10840454

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.79 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

Miniature circuit breaker HiSmart NV821655 is a 4-pole protective device rated 63 A with C trip characteristic. Designed for overcurrent and short-circuit protection in residential and light commercial electrical installations, it provides reliable switching and fault isolation for multi-phase circuits. Suitable for DIN-rail mounting and integration into distribution boards.

## Long description

HiSmart NV821655 is a 4-pole miniature circuit breaker rated 63 A with a C trip characteristic, designed for overcurrent and short-circuit protection in residential and light commercial electrical installations. The device provides switching and fault isolation for multi-phase circuits and is suitable for DIN-rail mounting in distribution boards.
Advantages
The breaker offers combined overload and short-circuit protection with a rated breaking capacity of 6 kA and clear contact position indication (red = closed, green = open). It features an anti-mistake contact terminal block, flame-retardant and impact-resistant materials, and supports both cable and pin-type busbar connections. Compact dimensions and standard DIN-rail mounting simplify installation.
Suitable for
Residential electrical distribution panels
Light commercial and small industrial three-phase circuits
Protection of multi-pole feeders and loads
Retrofit or new DIN-rail distribution board installations
Key specifications
Number of poles: 4
Rated current (In): 63 A
Tripping characteristic: C-curve
Rated voltage (Ue): AC 400 V
Insulation voltage (Ui): 500 V
Rated frequency: 50/60 Hz
Rated breaking capacity (Icu): 6000 A (6 kA)
Rated impulse withstand voltage (Uimp): 6000 V
Mechanical life: 20,000 operations
Electrical life: 8,000 operations
Protection class: IP20
Terminal connection: cable or pin-type busbar; cross-section up to 25 mm² / 18-3 AWG
Connection: top and bottom
Installation: DIN rail EN 60715 (35 mm) with fast clip
Operating temperature: -5°C to +40°C (daily average \<35°C)
Storage temperature: -25°C to +70°C
Dimensions: 85.5 x 78.8 x 71.5 mm
Standards: IEC 60898-1 / EN 60898-1
How to use
Install the HiSmart NV821655 on a 35 mm DIN rail in the distribution board using the fast clip device. Make electrical connections at the top and bottom terminals using appropriate cable or pin-type busbar conductors within the specified cross-sectional limits. Ensure the main supply is isolated before wiring. After installation, switch the breaker on and verify the contact position indicator (red when closed). Follow local electrical codes for earthing and circuit identification.
Usage recommendations
Use this 4-pole 63 A C-curve breaker for multi-phase protection where inrush currents are expected; select the device as part of a coordinated protection scheme and ensure the breaker’s rated breaking capacity and operating environment meet the application requirements.

## FAQ

### How much does the HiSmart NV821655 4P 63A C miniature circuit breaker cost, and is it available for purchase?

The price is 26.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 27.07.2026 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 HiSmart 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 HiSmart 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

https://aio.lv/img/cache/product/10840454/60188101_large.webp