DEHNbloc Maxi S
- Spark-gap-based lightning current arrester with an integrated backup fuse capable of carrying lightning currents in a compact enclosure
- Directly mounted on the PEN / N busbar
- Low voltage protection level UP ≤ 2.5 kV (including 80 cm connecting cable)
- Directly coordinated with DEHNguard surge protective device without additional cable length
- Short-circuit withstand capability of 100 kArms (220 kApeak)
- High follow current extinguishing capability and limitation due to RADAX Flow technology
- High lightning current discharge capacity
- With optical-fibre interface for SPD monitoring
Détails
Référence de la pièce 900220 DBM 1 255 S
GTIN 4013364106734, Clients tariffs no (UE): 85363090, Poids brut: 730.70 g, Prix unitaire: 1.00 pc(s)
Caractéristiques techniques
SPD according to EN 61643-11 / IEC 61643-11 | type 1 / class I |
Max. continuous operating voltage (a.c.) (UC ) | 255 V (50 / 60 Hz) |
Lightning impulse current (10/350 µs) (Iimp ) | 25 kA |
Voltage protection level (UP ) | ≤ 2.5 kV (including 80 cm connecting cable) |
Max. mains-side overcurrent protection | not required |
Operating state indication | by optical fibre cables via DSI E 3 |