Dehn lightning current arrester DB M 1 320 FM

Manufacturer: Dehn
Designation: Lightning current arrester coordinated, type 1
Type: DB M 1 320 FM
Mains form DC: No
Mains form IT: No
Mains form TN: Yes
Mains form TN-C: Yes
Mains form TN-C-S: Yes
Mains form TN-S: Yes
Mains form TT: Yes
Mains form other: No
Number of conductors (without earth): 1
Lightning impulse current (10/350 µs): 25 kA
Maximum continuous voltage AC: 320 V
Nominal voltage AC: 277 V
Protection level: 2.5 kV
Consecutive current quenching capacity: 50 kA
Specific energy (W/R): 156.25 kJ/Ohm
Mounting type: Top-hat rail TH35
Size: 2 TE
Max. conductor cross-section, rigid (single): 50 mm²
Max. conductor cross-section rigid (solid/multi-stranded): 50 mm²
Max. conductor cross-section flexible (fine-stranded): 50 mm
Max. conductor cross-section flexible (flexible): 35 mm²
With remote signalling contact: Yes
Blown-out: No
Signalling on device: Optical
Test class type 1: Yes
Protection class (IP): IP20

Further details: Single-pole, coordinated lightning current arrester DEHNbloc modular, type 1 to EN 61643-11 on spark gap basis, consisting of base part and plug-in protection module. Highest system availability due to RADAX flow follow current limitation. For protecting low-voltage consumer installations against overvoltages even in the event of direct lightning strikes. For use in the lightning protection zone concept at interfaces 0A - 1.
EAN: 4013364118645.