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Dehn Surge Arrester DIN Rail Mount 275 V Maximum Voltage Rating 20 kA Maximum Surge Current DG M TN ACI 275 FM
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Dehn |
| Height | 90mm |
| Length | 36mm |
| Model | DG M TN ACI 275 FM |
| Depth | 77mm |
| Packaging | 1 pieces |
| Mount Type | DIN Rail |
| Series | DG M TN ACI |
| Maximum Operating Temperature | 80°C |
| Minimum Operating Temperature | -40°C |
| Suppressor Type | Surge Arrester |
| Maximum Voltage | 275V |
| Standards/Approvals | KEMA, EN 61643-11 / IEC 61643-11 |
| Maximum Surge Current | 20kA |
Key Features
- Equipped with Advanced Circuit Interruption (ACI) technology for enhanced protection without external backup fuse.
- Designed for single-phase 230 V TN systems ensuring high system reliability.
- Compact dimensions with length 36 mm, height 90 mm, and depth 77 mm.
- Operates efficiently between -40°C and 80°C ambient temperature.
- Galvanically isolated zero leakage current due to ACI switch unit.
- Complies with IEC 61643-11 and KEMA standards for surge protection devices.
- Supports TOV withstand at 440 V AC ensuring robust surge handling.
- Small connection cross-section of 6 mm² for ease of installation.
Product Description
Dehn DG M TN ACI 275 FM Surge Arrester is a modular single-phase surge suppression unit designed for industrial and commercial electrical systems requiring effective protection against transient overvoltages. Featuring Advanced Circuit Interruption (ACI) technology integrated in the protection module, it combines a switch and spark gap to provide superior surge handling without the need for an external backup fuse.
This surge arrester is optimized for single-phase 230 V TN systems and offers a maximum continuous operating voltage of 275 V. Its compact size with dimensions 36 mm in length, 90 mm in height, and 77 mm in depth allows installation on DIN rails in electrical panels with limited space.
The operating temperature range from -40°C to +80°C guarantees versatility in diverse environmental conditions. Its zero leakage current design, achieved through galvanic isolation by the ACI switch unit, enhances system safety and reliability by preventing nuisance tripping of standard 32 A gG fuses.
The product complies with harmonized standards IEC 61643-11 and certifications from KEMA, reflecting high quality and performance in surge suppression. Its TOV withstand capability up to 440 V AC ensures robust protection against temporary overvoltages.
Installation benefits include compatibility with small connection cross-sections up to 6 mm², facilitating easy wiring. Additionally, it achieves energy coordination with other arresters in the Red/Line series, providing comprehensive surge protection solutions in electrical distribution networks.
Equipped with Advanced Circuit Interruption technology eliminating need for external backup fuses. Supports maximum surge current of 20 kA ensuring high surge absorption capacity. Robust construction suitable for industrial and commercial applications.
Galvanic isolation ensures zero leakage current enhancing system reliability. Compact DIN rail mounting for space-efficient integration. Conforms to IEC 61643-11 and KEMA standards for surge protection. Wide operating temperature range from -40°C to +80°C.
Energy coordination with Red/Line product family for optimized protection levels. Made in Germany ensuring superior manufacturing quality.
Dehn surge arresters are ideal for industrial, manufacturing, water treatment, commercial, and infrastructure electrical systems requiring advanced surge protection compliant with international standards. Explore related surge suppressor units and components available in the EnvMart industrial catalog for comprehensive electrical safety solutions.
Explore more products in our Surge Protection Components category.
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Frequently Asked Questions
The maximum surge current rating of this surge arrester is 20 kA, ensuring effective surge absorption capacity.
This model has a maximum continuous operating voltage of 275 V, making it suitable for single-phase 230 V TN systems.
The dimensions of this surge arrester are 36 mm in length, 90 mm in height, and 77 mm in depth, allowing for compact installation on DIN rails.
It operates efficiently within a temperature range of -40°C to +80°C, accommodating various environmental conditions.
This unit is designed for DIN rail mounting, facilitating easy installation in electrical panels.
It complies with IEC 61643-11 and KEMA standards, ensuring high quality and performance in surge suppression.
No, it features Advanced Circuit Interruption (ACI) technology, which eliminates the need for an external backup fuse.
It supports a small connection cross-section of up to 6 mm², making installation easier.
This surge arrester is suitable for industrial, manufacturing, water treatment, commercial, and infrastructure electrical systems requiring advanced surge protection.
The zero leakage current design, achieved through galvanic isolation, enhances system reliability by preventing nuisance tripping of standard fuses.
It has a TOV withstand capability of up to 440 V AC, providing robust protection against temporary overvoltages.
This surge arrester is made in Germany, reflecting superior manufacturing quality.
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