# Dehn DEHNcord Surge Arrester Type 2+3 3-Phase for Electrical Installation Systems

**URL:** https://aio.lv/en/product--dehn-900439--11048762
**Data updated:** 2026-05-18 02:53 (EEST)
**Category:** Other goods
**Manufacturer:** Dehn
**Manufacturer code:** 900439
**EAN:** 4013364436053
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Dehn DEHNcord is a compact Type 2+3 surge arrester designed for 3-phase electrical installation systems. This device provides reliable protection against transient overvoltages, ensuring the safety of sensitive electronic equipment. Featuring a robust design, it is suitable for installation in distribution boards and terminal equipment, offering effective surge protection in various industrial and residential applications.

## Long description

The Dehn DEHNcord is a high-performance Type 2+3 surge arrester specifically engineered for 3-phase electrical installation systems. This compact device is designed to safeguard sensitive electronic equipment by effectively mitigating transient overvoltages. Its robust construction ensures reliable operation in both residential and industrial environments, providing a critical layer of defense for your electrical infrastructure.
Advantages
The device features an exceptionally compact design that allows for easy integration into space-constrained distribution boards. It includes an integrated optical fault indicator and a remote signaling contact for proactive monitoring of the device status. Installation is highly flexible, supporting either standard DIN rail mounting or direct surface mounting via integrated screw tabs. Furthermore, the double push-in connection technology facilitates both through-wiring and spur wiring, significantly simplifying the installation process for electrical professionals.
Suitable for
Protection of sensitive electronic devices in residential buildings
Industrial electrical distribution systems
Terminal equipment protection in 3-phase networks
Installation in distribution boards with limited space
When it may not be suitable
This surge arrester is designed for specific 3-phase electrical systems and may not be compatible with specialized grid configurations or high-voltage industrial networks exceeding its rated voltage parameters. It is not intended for use as a primary lightning protection system in areas prone to direct lightning strikes without additional upstream protection.
Key specifications
Type: 2+3 surge arrester
System compatibility: 3-phase electrical installations
Mounting options: DIN rail or screw-tab mounting
Connection type: Double push-in terminals
Monitoring: Optical fault indicator and remote signaling contact (FM)
How to use
The DEHNcord should be installed by a qualified electrician in accordance with local safety regulations. The device can be mounted on a standard DIN rail or secured directly to a surface using the provided screw tabs. The double push-in terminals allow for efficient wiring, supporting either through-wiring or spur wiring configurations. Once connected, the optical indicator provides immediate visual feedback on the operational status, while the remote signaling contact can be integrated into a building management system for automated alerts.
What to consider before purchase
Verify that your electrical system is a 3-phase configuration
Ensure there is sufficient space in your distribution board for the device
Check if remote monitoring via the FM contact is required for your setup
Confirm compatibility with your existing wiring layout
Usage recommendations
Regularly inspect the optical fault indicator to ensure the device is functioning correctly. If the indicator shows a fault, the unit should be replaced immediately to maintain continuous protection of your electrical equipment.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 Dehn 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 Dehn 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/11048762/69819823_large.webp