DEHNshield DSH B TNS 255 FM
| Type of manufacturer: | DSH B TNS 255 FM |
|---|---|
| Manufacturer Art. No.: | 941406 |
| Art. Nr.: | 13958 |
| Pieces per package unit: |
|
| Accessory type: | Overvoltage protection |
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Available from stock
Product number:
13958
Description
DEHNshield DSH B TNS 255 FM
The DEHNshield DSH B TNS 255 FM is a ready-to-connect Type 1 + Type 2 combination arrester for TN-S systems, specifically designed for residential buildings without external lightning protection – ideal for overhead line supply. Thanks to space-saving spark gap technology, it offers optimum protection against lightning and overvoltages in a minimal space. The integrated remote signalling contact enables easy status monitoring.
Product benefits
- Saves space thanks to a compact design requiring just 1 U per pole
- Provides reliable protection against lightning and overvoltages in overhead line feed-in applications
- Ready-to-connect solution – ideal for quick installation
- With potential-free remote signalling contact for status reporting
- Thermoplastic housing to UL 94 V-0 for high safety indoors
Product features
- Combined arrester Type 1 + Type 2 (Class I + II)
- Rated voltage: 230/400 V AC, UC: 255 V
- Lightning surge current (Iimp): 7.5 kA per pole, 30 kA total
- Rated discharge current (In): 12.5 kA per pole
- Protection level: ≤ 1.5 kV
- Response time: ≤ 100 ns
- Operating temperature: -40 °C to +80 °C
- Mounting: 35 mm top-hat rail, 4 TE wide
- Protection class: IP 20, Installation location: Indoor
- With changeover telecommunication contact (AC/DC)