DEHNshield DSH B TNC 255 FM
| Type of manufacturer: | DSH B TNC 255 FM |
|---|---|
| Manufacturer Art. No.: | 941306 |
| Art. Nr.: | 13961 |
| Pieces per package unit: |
|
| Accessory type: | Overvoltage protection |
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Available from stock
Product number:
13961
Description
DEHNshield DSH B TNC 255 FM
With the DEHNshield DSH B TNC 255 FM, you can effectively protect your TN-C power supply against lightning strikes and overvoltages. This ready-to-connect Type 1 + Type 2 combination arrester, based on spark gaps, is specially designed for residential buildings without external lightning protection, even where the supply is via overhead lines. Its compact design, requiring just 1 U per pole, makes it particularly space-saving – ideal for installation in the main distribution system.
Product benefits
- Compact Type 1 + Type 2 combination arrester for TN-C systems
- Space-saving spark gap technology with just 1 TE per pole
- Complies with DIN VDE 0100-534 requirements for lightning current load
- Suitable for overhead line feeders without external lightning protection
- With potential-free signalling contact for remote monitoring
- Easy mounting on 35 mm top-hat rail
Product features
- Lightning surge current (Itotal): 22.5 kA (10/350 µs)
- Protection level: ≤ 1.5 kV
- Response time: ≤ 100 ns
- Rated voltage: 230/400 V AC (50/60 Hz)
- Operating temperature range: –40 °C to +80 °C
- Housing: Thermoplastic UL 94 V-0, protection class IP20
- Installation: Indoor, 4 HP, DIN rail DIN 43880
- Signalling contact: Changeover, AC/DC up to 250 V
- Max. connection cross-section: 35 mm² (multi-strand), 25 mm² (fine-strand)