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Dehn Modular Surge Protector 255V ac Maximum Surge Current 25kA Lightning Arrester DSH TN 255
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Dehn |
| Height | 90mm |
| Length | 36mm |
| Model | DSH TN 255 |
| Depth | 72mm |
| Mount Type | DIN Rail |
| Series | DSH |
| Maximum Operating Temperature | 80°C |
| Minimum Operating Temperature | -40°C |
| Suppressor Type | Lightning Arrester |
| Maximum Voltage | 255V ac |
| Standards/Approvals | VDE, KEMA, UL |
| Maximum Surge Current | 25kA |
Key Features
- The unit is a combined lightning current and surge arrester designed for compact electrical installations.
- It mounts easily on DIN rails for quick installation.
- The device operates reliably within a temperature range of -40°C to 80°C.
- Its compact dimensions measure 36mm length, 90mm height, and 72mm depth.
- The surge protector conforms to VDE, KEMA, and UL standards ensuring quality and safety.
- This lightning arrester protects terminal equipment from voltage surges and transients.
- Suitable for industrial, commercial, and residential use involving surge protection needs.
Product Description
Dehn DSH TN 255 modular surge protector is a high-quality device designed for surge protection in electrical systems operating on TN-S configuration. With a maximum voltage rating of 255V ac and the ability to handle surge currents up to 25kA, this lightning arrester effectively shields electrical equipment from damaging voltage spikes and transient overvoltages caused by switching operations or lightning strikes.
Its compact DIN rail mount form factor, measuring 36mm in length, 90mm in height, and 72mm in depth, allows installation in space-limited control panels and distribution boards. The device operates reliably in harsh environments with an operating temperature specification from -40°C to 80°C, making it versatile for various industrial and commercial applications.
This surge protector complies with international safety and quality standards including VDE, KEMA, and UL certifications, ensuring dependable operation and robust protection. It is designed as a prewired spark-gap-based combined lightning current and surge arrester optimized for protecting terminal equipment and sensitive electronics.
The DSH TN 255 is well-suited for protecting electrical systems in manufacturing facilities, water treatment plants, commercial buildings, and other critical infrastructures where transient voltage suppression is essential to avoid downtime and equipment damage.
The modular design aligns with the DEHNshield series for easy integration and replacement. DIN rail mounting simplifies installation and maintenance procedures. Wide operating temperature range supports use in various climatic conditions.
Conforms to VDE, KEMA, and UL standards and approvals. Compact size saves panel space and supports neat wiring. Protects against high-energy surges with 25 kA maximum surge current rating.
For professionals seeking reliable surge protection devices, the Dehn DSH TN 255 provides an optimal balance of performance, size, and certified quality. Explore additional Surge Protection Components in the Electronics & Electricals category on EnvMart for comprehensive solutions.
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Frequently Asked Questions
The maximum surge current rating of this model is 25kA.
It operates at a maximum voltage of 255V ac.
This unit has dimensions of 36mm in length, 90mm in height, and 72mm in depth.
The operating temperature range is from -40°C to 80°C.
It is designed for DIN rail mounting, which allows for quick and easy installation.
This model conforms to VDE, KEMA, and UL standards, ensuring quality and safety.
It is a combined lightning current and surge arrester, specifically designed for surge protection in electrical systems.
This surge protector is suitable for industrial, commercial, and residential applications involving surge protection needs.
Its purpose is to protect terminal equipment from voltage surges and transients caused by lightning strikes or switching operations.
It operates reliably within a wide temperature range of -40°C to 80°C, making it versatile for various environments.
Yes, its DIN rail mounting simplifies installation and maintenance procedures.
This model is part of the DEHNshield series, which is optimized for easy integration and replacement.
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